donald l. sparks s. hallock du pont chair in soil and ... · 1 curriculum vitae donald l. sparks s....

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CURRICULUMVITAE

DonaldL.Sparks

S.HallockduPontChairinSoilandEnvironmentalChemistryand

Director,DelawareEnvironmentalInstituteI. Education A. B.S.Agronomy 1975,UniversityofKentucky,Lexington,Kentucky B. M.S.SoilScience 1976,UniversityofKentucky,Lexington,Kentucky M.S.Thesis-"Physical,mineralogical,andchemical properties,includingammoniumdistribution,inthe ShroutssoilsofKentucky" C. Ph.D.SoilScience 1979,VirginiaPolytechnicInstituteandStateUniversity, Blacksburg,Virginia Ph.D.Dissertation"Potassiumadsorptionanddesorption kineticsinasoilsystemanditsrelationtoplantuptake"II. ExperienceinHigherEducation A. UndergraduateandGraduateExperience:

1. LaboratoryAssistant-1975-1976,SoilScience

2. GraduateResearchFellowinSoilScience-1976-1979 B. FacultyAppointments: 1. AssistantProfessorofSoilChemistry,UniversityofDelaware, Newark,Delaware-July,1979-June1983 2. AssociateProfessorofSoilChemistry,UniversityofDelaware, Newark,Delaware-July,1983-June,1987 3. ProfessorofSoilChemistry,UniversityofDelaware, Newark,Delaware-July,1987– 4. ProfessorofCivilandEnvironmentalEngineering,UniversityofDelaware, Newark,Delaware-July,1992– 5. DistinguishedProfessorofSoilScience,UniversityofDelaware,Newark, Delaware-July,1994-June,2001 6. FrancisAlisonProfessor,UniversityofDelaware,Newark,Delaware

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September,1996– 7. ProfessorofChemistryandBiochemistry,UniversityofDelaware, Newark,Delaware-September,1997–

8. ProfessorofMarineScienceandPolicy,UniversityofDelaware,Newark,Delaware-December,1999–

9. T.A.BakerProfessor,UniversityofDelaware,Newark,Delaware September,2001-2002 10. S.HallockduPontChair,UniversityofDelaware,Newark,Delaware- September,2002- C. VisitingProfessorships: 1. VisitingAssociateProfessorofSoilPhysicalChemistry,Universityof California,Riverside,California-December,1985-April,1986 2. VisitingProfessorofSoilandEnvironmentalChemistry,INRA,Paul CezanneUniversityandUniversityofMarseille,Aix-en-Provence,France, August2005 D. AdministrativeAppointments 1. AssistantChairperson,DepartmentofPlantScience, UniversityofDelaware,1984-1985 2. Chairperson,DepartmentofPlantandSoilSciences, UniversityofDelaware,1989-2008 3. Director,CenterforCriticalZoneResearch,2006-2009 4. Director,DelawareEnvironmentalInstitute,2009-

5. LeadPrincipalInvestigator,ChristinaRiverBasinCriticalZoneObservatory,2009–2014

6.NSFEPSCoRPrincipalInvestigatorandProjectDirectorfor

DEEPSCoRProgram,2005-

E. ProfessionalAppointments

1987 Chair-Elect,Div.S-2(SoilChemistry),SoilScienceSocietyofAmerica

1994 ElectedVice-Chair,CommissionII(SoilChemistry),InternationalSocietyof SoilScience

1998 President-Elect,SoilScienceSocietyofAmerica

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1998 ElectedChair,CommissionII(SoilChemistry),InternationalUnionofSoil Science 1999 President,SoilScienceSocietyofAmerica 2000 President-Elect,InternationalUnionofSoilSciences

2000 Member,NationalResearchCouncil/NationalAcademyofSciences,U.S.CommitteeforSoilScience

2001-2002NationalResearchCouncil/NationalAcademyofSciencesCommittee

onBiosolidsAppliedtoLand

2002 President,InternationalUnionofSoilSciences

2002-2005ScientificAdvisoryBoard,AdvancedLightSource,LawrenceBerkeleyNationalLaboratory

2003-2005SUNY-StonyBrookMolecularEnvironmentalScienceInstitute

2004 ReviewPanelforEnvironmentalSciencesDepartmentatSwissFederal

InstituteofTechnology(ETH),May2-7,2004.

2008 ExecutiveCommittee,AmericanGeologicalInstitute

2008 AmericanGeologicalFoundationTrustee

2013-2016Chair,NASU.S.NationalCommitteeforSoilScienceXI. ProfessionalHonorsandAwards

1979 SigmaXiAwardfromVirginiaPolytechnicInstituteandStateUniversityforOutstandingPh.D.dissertationinPhysicalSciences

1983 SigmaXiDistinguishedScientistAwardfromUniv.ofDelaware 1983 NominatedforPresidentialYoungInvestigatorAward,TheNationalScience Foundation 1984 CitedbyInternationalPotashInstituteforOutstandingResearchonSoil Potassium 1985 AmericanSocietyofAgronomyVisitingScientistAward

1986 ResearchAward,NortheasternBranch,AmericanSocietyofAgronomy 1989 Fellow,SoilScienceSocietyofAmerica

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1989 Fellow,AmericanSocietyofAgronomy 1991 F.D.ChesterDistinguishedPerformanceAward-CollegeofAgricultural Sciences 1991 M.L.andChrystieM.JacksonSoilScienceAward 1993 Who'sWhoinAmerica,AmericanMeninScience 1994 Named1stDistinguishedProfessorintheCollegeofAgriculturalSciences 1994 SoilScienceResearchAward,SoilScienceSocietyofAmerica 1995 AmericanMenandWomenofScience

1996 RecipientoftheUniversityofDelawareFrancisAlisonAward 1998 Fellow,AmericanAssociationfortheAdvancementofScience 2001 SirFrederickMcMasterVisitingLecturerFellowship,CSIRO,Australia 2001 T.A.BakerProfessorinPlantandSoilSciences

2002 UniversityofKentuckyGammaSigmaDeltaChapterOutstandingAlumnus Award 2002 UniversityofDelawareDoctoralStudentAdvisingandMentoringAward 2002 S.HallockduPontChairinPlantandSoilSciences

2003 GoldMedalforDistinguishedResearchAchievements,PolishSocietyofSoilScience

2003 AmericanSocietyofAgronomyEnvironmentalQualityResearchAward

2004 RoscoeEllis,Jr.MemorialLecturer,KansasStateUniversity

2005 SterlingB.HendricksMemorialLecturerandMedal,USDA/ARS

2007 DistinguishedAlumnus,UniversityofKentucky

2007 DistinguishedAlumnus,VirginiaTech

2007 HonoraryMember,PolishSocietyofSoilScience

2008 DistinguishedLecturer,USDA,Beltsville

2008 DistinguishedLecturer,UniversityofFlorida

2008 Fellow,GeochemicalSocietyandEuropeanAssociationofGeochemists

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2010 GeoffreySmithMentoringAward,NortheastAssociationofGraduateSchools2010 LiebigMedal,InternationalUnionofSoilSciences

2011 EinsteinProfessor,ChineseAcademyofSciences

2011 HonoraryProfessor,InstituteforUrbanEnvironment,Xiamen,China2012 HonoraryMember,InternationalUnionofSoilSciences

2012HonoraryProfessor,HuazhongAgriculturalUniversity,Wuhan,China 2013WestonDistinguishedLecturer,UniversityofWisconsin,Madison 2015GeochemistryMedal,AmericanChemicalSociety 2015HonoraryProfessor,NanjingUniversity 2015HonoraryProfessor,InstituteofSoilScience,ChineseAcademyofSciences, Nanjing,China 2016 ClayMineralsSociety'sPioneerinClayScienceAward IV. Publications A. BooksAuthored 1. Sparks,D.L.1989.KineticsofSoilChemicalProcesses.AcademicPress, NewYork. 2. Sparks,D.L.1995.EnvironmentalSoilChemistry,AcademicPress,San Diego,CA 3. Sparks,D.L.2002.EnvironmentalSoilChemistry,2ndEdition,Academic Press,SanDiego,CA B. BooksEdited 1. Sparks,D.L.1986.Editor.SoilPhysicalChemistry.CRCPress,Inc., BocaRaton,FL

2. Sparks,D.L.,andD.L.Suarez.Editors.1991.RatesofSoilChemicalProcesses.SoilSci.Soc.Am.Spec.Publ.27.SoilSci.Soc.Am.,Madison,WI

3. Sparks,D.L.1991.Editor.AdvancesinAgronomy.Vol.46,Academic Press,NewYork

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4. Sparks,D.L.1992.Editor.AdvancesinAgronomy.Vol.47,Academic Press,NewYork 5. Sparks,D.L.1992.Editor.AdvancesinAgronomy.Vol.48,Academic Press,NewYork 6. Sparks,D.L.1993.Editor.AdvancesinAgronomy.Vol.49,Academic Press,SanDiego,CA 7. Sparks,D.L.1993.Editor.AdvancesinAgronomy.Vol.50,Academic Press,SanDiego,CA 8. Sparks,D.L.1993.Editor.AdvancesinAgronomy.Vol.51,Academic Press,SanDiego,CA 9. Sparks,D.L.1994.Editor.AdvancesinAgronomy.Vol.52,Academic Press,SanDiego,CA 10. Sparks,D.L.1994.Editor.AdvancesinAgronomy.Vol.53,Academic Press,SanDiego,CA 11. Sparks,D.L.1995.Editor.AdvancesinAgronomy.Vol.54,Academic Press,SanDiego,CA 12. Sparks,D.L.1995.Editor.AdvancesinAgronomy.Vol.55,Academic Press,SanDiego,CA 13. Sparks,D.L.1995.Editor.Theenvironmentalchemistryofsoils, "Geoderma"SpecialVolume,Elsevier,Amsterdam,TheNetherlands. 14. Sparks,D.L.1996.Editor.MethodsofSoilAnalysis:ChemicalMethodsand Processes.Am.Soc.Agron.,Madison,WI 15. Sparks,D.L.1996.Editor.AdvancesinAgronomy.Vol.56,Academic Press,SanDiego,CA

16. Sparks,D.L.1996.Editor.AdvancesinAgronomy.Vol.57,AcademicPress,SanDiego,CA.

17. Sparks,D.L.1997.Editor.AdvancesinAgronomy.Vol.58,Academic

Press,SanDiego,CA

18. Sparks,D.L.1997.Editor.AdvancesinAgronomy.Vol.59,AcademicPress,SanDiego,CA

19. Sparks,D.L.1997.Editor.AdvancesinAgronomy.Vol.60,Academic Press,SanDiego,CA 20. Sparks,D.L.1997.Editor.AdvancesinAgronomy.Vol.61,Academic Press,SanDiego,CA

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21. Sparks,D.L.1998.Editor.AdvancesinAgronomy.Vol.62,Academic Press,SanDiego,CA 22. Sparks,D.L.1998.Editor.AdvancesinAgronomy.Vol.63,Academic Press,SanDiego,CA


24. Sparks,D.L.1999.Editor.SoilPhysicalChemistry,2ndedition,CRC Press,BocaRaton,FL 25. Sparks,D.L.,andT.J.Grundl.Editors.1999.Mineral-WaterInterfacial Reactions:KineticsandMechanisms.ACSSymp.Ser.715,Am.Chem.Soc. Washington,DC


27. Sparks,D.L.1999.Editor.AdvancesinAgronomy.Vol.66,Academic

Press,SanDiego,CA 28. Sparks,D.L.1999.Editor.AdvancesinAgronomy.Vol.67,Academic Press,SanDiego,CA


30. Sparks,D.L.2000.Editor.AdvancesinAgronomy.Vol.69,Academic Press,SanDiego,CA 31. Sparks,D.L.2000.Editor.AdvancesinAgronomy.Vol.70,Academic Press,SanDiego,CA 32. Sparks,D.L.2000.Editor.AdvancesinAgronomy.Vol.71,Academic Press,SanDiego,CA 33. Sparks,D.L.2001.Editor.AdvancesinAgronomy.Vol.72,Academic Press,SanDiego,CA 34. Sparks,D.L.2001.Editor.AdvancesinAgronomy.Vol.73,Academic Press,SanDiego,CA 35. Sparks,D.L.2001.Editor.AdvancesinAgronomy.Vol.74,Academic Press,SanDiego,CA 36. Selim,H.M.,andD.L.Sparks.2001.Physicalandchemicalprocessesof waterandsolutetransport/retentioninsoil.SSSASpec.Publ.No.56,Soil Sci.Soc.Am.,Madison,WI

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37. Selim,H.M.,andD.L.Sparks.2001.Heavymetalsreleaseinsoils.Lewis Publishers,BocaRaton,FL 38. Sparks,D.L.2002.Editor.AdvancesinAgronomy.Vol.75,Academic Press,SanDiego,CA 39. Sparks,D.L.2002.Editor.AdvancesinAgronomy.Vol.76,Academic Press,SanDiego,CA 40. Sparks,D.L.2002.Editor.AdvancesinAgronomy.Vol.77,Academic Press,SanDiego,CA 41. Sparks,D.L.2003.Editor.AdvancesinAgronomy.Vol.78,Academic Press,SanDiego,CA 42. Sparks,D.L.2003.Editor.AdvancesinAgronomy.Vol.79,Academic Press,SanDiego,CA 43. Sparks,D.L.2003.Editor.AdvancesinAgronomy.Vol.80,AcademicPress, SanDiego,CA 44. Sparks,D.L.2004.Editor.AdvancesinAgronomy.Vol.81,AcademicPress, SanDiego,CA 45. Sparks,D.L.2004.Editor.AdvancesinAgronomy.Vol.82,AcademicPress, SanDiego,CA 46. Sparks,D.L.2004.Editor.AdvancesinAgronomy.Vol.83,AcademicPress, SanDiego,CA 47. Sparks,D.L.2004.Editor.AdvancesinAgronomy.Vol.84,AcademicPress, SanDiego,CA 48. Hillel,D.,J.L.Hatfield,D.S.Powlson,C.Rosenzweig,K.M.Scow,M.J. SingerandD.L.Sparks.2005.Editors.EncyclopediaofSoilsinthe Environment.ElsevierLtd.,Oxford,UK 49. Sparks,D.L.2005.Editor.AdvancesinAgronomy.Vol.85,Academic Press,SanDiego,CA 50. Sparks,D.L.2005.Editor.AdvancesinAgronomy.Vol.86,Academic Press,SanDiego,CA 51. Sparks,D.L.2005.Editor.AdvancesinAgronomy.Vol.87,Academic Press,SanDiego,CA 52. Sparks,D.L.2005.Editor.AdvancesinAgronomy.Vol.88,Academic Press,SanDiego,CA

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53. Sparks,D.L.2005.MetalsintheEnvironment.Elements,Vol.4,No.4, MineralogicalSoc.ofAm.,Washington,D.C 54. Tabatabai,M.A.,andD.L.Sparks.Editors.2005.ChemicalProcessesin Soils.No.8.SoilScienceSocietyofAmericaBookSeries.SoilScience SocietyofAmerica,Madison,WI 55. Sparks,D.L.2006.Editor.AdvancesinAgronomy.Vol.89,Academic Press,SanDiego,CA 56. Sparks,D.L.2006.Editor.AdvancesinAgronomy.Vol.90,Academic Press,SanDiego,CA 57. Sparks,D.L.2006.Editor.AdvancesinAgronomy.Vol.91,Academic Press,SanDiego,CA 58. Sparks,D.L.2006.Editor.AdvancesinAgronomy.Vol.92,Academic Press,SanDiego,CA 59. Sparks,D.L.2006.Editor.AdvancesinAgronomy.Vol.93,Academic Press,SanDiego,CA 60. Sparks,D.L.2007.Editor.AdvancesinAgronomy.Vol.94,AcademicPress, SanDiego,CA 61. Sparks,D.L.2007.Editor.AdvancesinAgronomy.Vol.95,Academic Press,SanDiego,CA 62. Sparks,D.L.2007.Editor.AdvancesinAgronomy.Vol.96,Academic Press,SanDiego,CA 63. Sparks,D.L.2008.Editor.AdvancesinAgronomy.Vol.97,Academic Press,SanDiego,CA 64. Sparks,D.L.2008.Editor.AdvancesinAgronomy.Vol.98,Academic Press,SanDiego,CA 65. Sparks,D.L.2008.Editor.AdvancesinAgronomy.Vol.99,Academic Press,SanDiego,CA 66. Sparks,D.L.2008.Editor.AdvancesinAgronomy.Vol.100,Academic PressSanDiego,CA 67. Sparks,D.L.2009.Editor.AdvancesinAgronomy.Vol.101,Academic Press,SanDiego,CA 68. Sparks,D.L.2009.Editor.AdvancesinAgronomy.Vol.102,Academic Press,SanDiego,CA 69. Sparks,D.L.2009.Editor.AdvancesinAgronomy.Vol.103,Academic

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Press,SanDiego,CA 70. Sparks,D.L.2009.Editor.AdvancesinAgronomy.Vol.104,Academic Press,SanDiego,CA 71. Sparks,D.L.2010.Editor.AdvancesinAgronomy.Vol.105,Academic Press,SanDiego,CA 72. Sparks,D.L.2010.Editor.AdvancesinAgronomy.Vol.106,Academic Press,SanDiego,CA 73. Sparks,D.L.2010.Editor.AdvancesinAgronomy.Vol.107,Academic Press,SanDiego,CA 74. Sparks,D.L.2010.Editor.AdvancesinAgronomy.Vol.108,Academic Press,SanDiego,CA 75. Sparks,D.L.2010.Editor.AdvancesinAgronomy.Vol.109,Academic Press,SanDiego,CA 76. Sparks,D.L.2011.Editor.AdvancesinAgronomy.Vol.110,Academic Press,SanDiego,CA 77. Sparks,D.L.2011.Editor.AdvancesinAgronomy.Vol.111,Academic Press,SanDiego,CA 78. Sparks,D.L.2011.Editor.AdvancesinAgronomy.Vol.112,Academic Press,SanDiego,CA 79. Sparks,D.L.2011.Editor.AdvancesinAgronomy.Vol.113,Academic Press,SanDiego,CA 80. Sparks,D.L.2012.Editor.AdvancesinAgronomy.Vol.114,Academic Press,SanDiego,CA 81. Sparks,D.L.2012.Editor.AdvancesinAgronomy,Vol.115,Academic Press,SanDiego,CA

82. Sparks,D.L.2012.Editor,AdvancesinAgronomy,Vol.116,AcademicPress,SanDiego,CA

83. Sparks,D.L.2012.Editor,AdvancesinAgronomy,Vol.117,Academic

Press,SanDiego,CA84. Sparks,D.L.2013.Editor,AdvancesinAgronomy,Vol.118,Academic


Press,SanDiego,CA

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88. Xu,J.andD.L.Sparks,2013.Editors,MolecularEnvironmentalSoilScience.

Springer,Dordrecht.89. Sparks,D.L.2013.Editor,AdvancesinAgronomy,Vol.122,AcademicPress,

SanDiego,CA90. Sparks,D.L.2014.Editor,AdvancesinAgronomy,Vol.123,AcademicPress,


SanDiego,CA92. Sparks,D.L.2014.Editor,AdvancesinAgronomy,Vol.125,AcademicPress, SanDiego,CA93. Sparks,D.L.2014.Editor,AdvancesinAgronomy,Vol.126,AcademicPress, SanDiego,CA(InPress)94. Sparks,D.L.2014.Editor,AdvancesinAgronomy,Vol.127,AcademicPress, SanDiego,CA95. Sparks,D.L.2014.Editor,AdvancesinAgronomy,Vol.128,AcademicPress, SanDiego,CA96. Sparks,D.L.2015.Editor,AdvancesinAgronomy,Vol.129,AcademicPress, SanDiego,CA97. Sparks,D.L.2015.Editor,AdvancesinAgronomy,Vol.130,AcademicPress, SanDiego,CA98. Sparks,D.L.2015.Editor,AdvancesinAgronomy,Vol.131,AcademicPress,


SanDiego,CA100. Sparks,D.L.2015.Editor,AdvancesinAgronomy,Vol.133,Academic


Press,SanDiego,CA

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102. Feng,W.,W.Li,M.Zhu,D.L.Sparks.2015.(Eds.).AdvancesintheEnvironmentalBiogeochemistryofManganeseOxides,ACSSymposiumSeries,AmericanChemicalSociety,Washington,D.C.

DOI:10.1021/bk-2015-1197103. Sparks,D.L.2016.Editor,AdvancesinAgronomy,Vol.135,Academic




Press,SanDiego,CA107. Sparks,D.L.2016.Editor,AdvancesinAgronomy,Vol.139,AcademicPress,



SanDiego,CA

C. ChaptersinBooks 1. Sparks,D.L.,andP.M.Huang.1985.Thephysicalchemistryofsoil potassium.InR.E.Munson(ed.)PotassiuminAgriculture. SoilScienceSocietyofAmerica,Madison,WI,p.201-276. 2. Sparks,D.L.1986.Kineticsofionicreactionsinclaymineralsandsoils.

InN.C.Brady(ed.)AdvancesinAgronomy,Vol.38,AcademicPress,NewYork,p.231-266.

3. Sparks,D.L.1986.Kineticsofreactionsinpureandmixedsystems.InD.L.

Sparks(ed.)SoilPhysicalChemistry,CRCPress,BocaRaton,FL,p.63-145. 4. Sparks,D.L.1986.Potassiumreleasefromsandysoils.In H.vonPeter(ed.)NutrientBalancesandtheNeedforPotassium. InternationalPotashInstitute,Bern,Switzerland,p.93-105. 5. Sparks,D.L.1987.Potassiumdynamicsinsoilpotassium.InB.A.

Stewart(ed.)AdvancesinSoilScience.Vol.6,Springer-Verlag,NewYork,p.1-63.

6. Sparks,D.L.1987.Kineticsofsoilchemicalprocesses:Pastprogressand futureneeds.InL.L.Boersma(ed.).FutureDevelopmentsinSoil

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Science.SoilScienceSocietyofAmerica,Madison,WI,p.61-73.

7. Sparks,D.L.1989.Kineticsofreactionsonsoilsystems.InMcGraw-HillYearbookofScienceandEngineering.McGraw-Hill,NewYork,p.362-365.

8. Sparks,D.L.1990.Kineticsofsoilchemicalprocesses:Anoverview.In Proc.of14thInternationalSoilScienceCongress,Kyoto,Japan,p.II4-II9. 9. Feigenbaum,S.,A.Bar-Tal,andD.L.Sparks.1990.Dynamicsofsoil

potassiuminmulticationicsystems.InH.vonPeter(ed.)DevelopmentofK-fertilizerRecommendations.Proc.22ndColloquiumInt.PotashInstitute,Bern,Switzerland,p.145-161.

10. Schulthess,C.P.,andD.L.Sparks.1991.Equilibriumbasedmodelingof

chemicalsorptiononsoilsandsoilconstituents.InB.A.Stewart(ed.)AdvancesinSoilScience,Vol.16.Springer-VerlagNewYork,p.121-163.

11. Sparks,D.L.1991.Chemicalkineticsandmasstransfer processesinsoilsandsoilconstituents.InJ.BearandY.Corapcioglu(eds.) TransportProcessesinPorousMedia.NATOASISeriesE:Vol.202,Kluwer AcademicPublishersB.V.,Dordrecht,p.585-637.

12. Sparks,D.L.,andP.Zhang.1991.Relaxationmethodsforstudyingsoilchemicalprocesses.InD.L.SparksandD.L.Suarez(eds.).RatesofSoilChemicalProcesses.SoilSci.Soc.Am.Spec.Publ.27,SoilScienceSocietyofAmerica,Madison,WI,p.61-94.

13. Aharoni,C.,andD.L.Sparks.1991.Kineticsofsoilchemical

reactions-Atheoreticaltreatment.InD.L.SparksandD.L.Suarez(eds.).RatesofSoilChemicalProcesses.SoilSci.Soc.Am.Spec.Publ.27,SoilScienceSocietyofAmerica,Madison,WI,p.1-18.

14. Sparks,D.L.1992.Agronomy.InC.G.Morris(ed.)AcademicPress

DictionaryofScienceandTechnology.HarcourtBraceJovanovich,Inc.,SanDiego,CA,p.60.

15. Sparks,D.L.1992.Soilkinetics.InW.A.Niernberg.(ed)

EncyclopediaofEarthSystemScience.Vol.4.AcademicPress,NewYork,p.219-229.

16. Sparks,D.L.1993.Soildecontamination.InMortonCorn(ed) HandbookofHazardousMaterials.AcademicPress,NewYork,p.671-680. 17. Sparks,D.L.1993.Kineticsofimportantsoilchemicalreactions.In

J.Menon(ed).ResearchTrendsinAgronomy,CouncilofScientificResearchIntegration,Sreekanteswaram,India,p.671-680.

18. Sparks,D.L.1993.Soilandenvironmentalchemistryresearchinthe

NortheasternUSA:Challengesandopportunitiesforthe1990's.InJ.T.

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SimsandE.Hadley(eds),AgriculturalResearchintheNortheasternUnitedStates:CriticalReviewandFuturePerspectives,AmericanSocietyofAgronomy,Madison,WI,p.1-9.

19. Sparks,D.L.,S.E.Fendorf,P.C.Zhang,andL.Tang.1993.Kineticsand mechanismsofenvironmentallyimportantreactionsonsoilcolloidal surfaces.InD.PetruzzeliandF.Helfferich(eds)MigrationandFateof

PollutantsinSoilsandSubsoils.NATOASISeriesG,Vol.32,Springer-Verlag,Berlin,p.141-168.

20. Sparks,D.L.1994.AdvisingM.S.students:Issuesandperspectives. InP.

Baveye(ed).SoilScienceEducation,SoilScienceSocietyofAmerica,Madison,WI,p.53-59.

21. Sparks,D.L.1994.Soilchemistry.InC.J.Arntzen(ed.)Encyclopediaof

AgriculturalScience,Vol.4,AcademicPress,SanDiego,CA,p.75-81.

22. Sparks,D.L.1995.Kineticsofmetalsorptionreactions.InH.E.Allen,C.P.Huang,G.W.Bailey,andA.R.Bowers(eds.).MetalSpeciationandContaminationofSoil.LewisPublishers,Chelsea,MI,p.35-58.

23. Fendorf,S.E.,andD.L.Sparks.1996.XAFSspectroscopy.InD.L.Sparks

(ed).MethodsofSoilAnalysis:Part3.ChemicalMethods.SoilSci.Soc.Am.BookSeries5,SoilScienceSocietyofAmerica,Madison,WI,p.377-416.

24. Helmke,P.A.,andD.L.Sparks.1996.Lithium,sodium,potassium,cesium,

andrubidium.InD.L.Sparks(ed).MethodsofSoilAnalysis:Part3.ChemicalMethods.SoilSci.Soc.Am.BookSeries5,SoilScienceSocietyofAmerica,Madison,WI,p.551-574.

25. Sparks,D.L.,S.E.Fendorf,C.V.Toner,IV,andT.H.Carski.1996.Kinetic

methodsandmeasurements.InD.L.Sparks(ed).MethodsofSoilAnalysis:Part3.ChemicalMethods.SoilSci.Soc.Am.BookSeries5,

SoilScienceSocietyofAmerica,Madison,WI,p.1275-1307.

26. Sparks,D.L.1998.Kineticsofsorption/releasereactionsonnaturalparticles.InP.M.Huang,N.SenesiandJ.Buffle(eds).StructureandSurfaceReactionsofSoilParticles,Wiley,NewYork,NY,p.413-448.

27. Sparks,D.L.1998.Kineticsofsoilchemicalphenomena:Futuredirections.

InP.M.Huang,D.L.Sparks,andS.A.Boyd(eds.)FutureProspectsforSoilChemistry.SSSASpec.Publ.55,SoilScienceSocietyofAmerica,Madison,WI,p.81-101.

28. Sparks,D.L.1999.Kineticsandmechanismsofchemicalreactionsatthe

soilmineral/waterinterface.InD.L.Sparks(ed.).SoilPhysicalChemistry,2ndedition.CRCPress,BocaRaton,FL,p.135-192.

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29. Sparks,D.L.1999.Kineticsandmechanismsofsoilchemicalreactions.InM.E.Sumner(ed)HandbookofSoilScience,CRCPress,BocaRaton,FL,p.B-123-167.

30. Sparks,D.L.1999.Bioavailabilityofsoilpotassium.InM.E.

Sumner(ed.)HandbookofSoilScience,CRCPress,BocaRaton,FL,p.D38-D53.

31. Sparks,D.L.,A.M.Scheidegger,D.G.Strawn,andK.G.Scheckel.1999.

Kineticsandmechanismsofmetalsorptionatthemineral-waterinterface.InD.L.SparksandT.J.Grundl(eds.)Mineral-waterInterfacialReactions.ACSSymp.Series715,Am.Chem.Soc.,Washington,DC.,p.108-135.

32. Strawn,D.G.,andD.L.Sparks.1999.Sorptionkineticsoftraceelementsin soilsandsoilmaterials.InH.M.SelimandI.Iskandar(eds.)Fate

andTransportofHeavyMetalsintheVadoseZone.LewisPublishers,Chelsea,MI.,p.1-28.

33. Peak,D.,E.J.Elzinga,andD.L.Sparks.2001.Understandingsulfate adsorptionmechanismsoniron(III)oxidesandhydroxides:Resultsfrom

ATR-FTIRspectroscopy.InH.M.SelimandD.L.Sparks(eds.)HeavyMetalsReleaseinSoils.LewisPublishers,BocaRaton,FL.,p.167-190.

34. Ford,R.G.,A.C.Scheinost,andD.L.Sparks.2001.Frontiersinmetal

sorption/precipitationmechanismsonsoilmineralsurfaces.InD.L.Sparks(ed.)AdvancesinAgronomy,Vol.74,AcademicPress,NewYork,p.41-62.

35. Roberts,D.,A.C.ScheinostandD.L.Sparks.2003.Zincspeciationin

contaminatedsoilscombiningdirectandindirectcharacterizationmethods.InH.M.SelimandW.L.Kingery(eds.)GeochemicalandHydrologicalReactivityofHeavyMetalsinSoils,LewisPublishers,BocaRaton,p.187-227.

36. Sparks,D.L.2005.Sorptionofmetals.InD.Hillel,J.L.Hatfield,D.S.Powlson,

C.Rosenzweig,K.M.Scow,J.J.SingerandD.L.Sparks(eds.)EncyclopediaofSoilsintheEnvironment,ElsevierLtd.,Oxford,UK,p.532-537.

37. Sparks,D.L.2005.Sorption-desorptionkinetics,InD.Hillel,J.L.Hatfield,

D.S.Powlson,C.Rosenzweig,K.M.Scow,J.J.SingerandD.L.Sparks(eds.)EncyclopediaofSoilsintheEnvironment,ElsevierLtd.,Oxford,UK,p.556-561.

38. Matocha,C.J.,K.G.ScheckelandD.L.Sparks.2005.Kineticsand

mechanismsofsoilbiogeochemicalprocesses.InM.A.TabatabaiandD.L.Sparks(eds.)ChemicalProcessesinSoils.No.8,SoilScienceSocietyofAmerica,MadisonWI,p.309-342.

39. Roberts,D.,M.NachtegaalandD.L.Sparks.2005.Speciationofmetalsin

soils.InM.A.TabatabaiandD.L.Sparks(eds.)ChemicalProcessesinSoils.No.8,SoilScienceSocietyofAmerica,MadisonWI,p.619-654.

16

40. Sparks,D.L.2005.Metalandoxyanionsorptiononnaturallyoccurring

oxideandclaymineralsurfaces.InV.H.Grassian(ed.)EnvironmentalCatalysis.TaylorandFrancis,BocaRaton,FL,p.3-36.

41. Toor,G.S.,S.Hunger,J.D.Peak,J.T.SimsandD.L.Sparks.2006.Advances

inthecharacterizationofphosphorusinorganicwastes:Environmentalandagronomicapplications,InD.L.Sparks(ed.)AdvancesinAgronomy,Vol.89,AcademicPress,NewYork,p.1-72.

42. Sparks,D.L.2006.Historicalaspectsofsolchemistry.InWarkentin,B.P. (ed.)FootprintsInTheSoil:PeopleAndIdeasInSoilHistory. ElsevierLtd.,Oxford,UK,p.307-337. 43. Sparks,D.L.2006.Thefutureofsoilscience.InHartemink,A.E.

(ed.)TheFutureofSoilScience.IUSS,Wageningen,TheNetherlands,p.131-132.

44. McNear,D.H.,R.Tappero,andD.L.Sparks.2006.Elementalanalysisof

rootsandfungi.InJ.LusterandR.Finlay(eds.)HandbookofMethodsUsedinRhizosphereResearch.SwissFederalResearchInstitute,

Birmensdorf,Switzerland,p.204-205. 45. Tappero,R.,D.R.Roberts,M.A.GrafeandD.L.Sparks.2006.Elementsin

soils:Totalandextractablecontents,solidphasespeciation.InJ.LusterandR.Finlay(eds.)HandbookofMethodsUsedinRhizosphereResearch.SwissFederalResearchInstitute,Birmensdorf,Switzerland,p.235-236.

46. Brantley,S.L.,T.S.White,A.F.White,D.L.Sparks,D.Richter,K.

Pregitzer,L.Derry,J.Chorover,O.Chadwick,R.April,S.Anderson,R.Amundson.2006.FrontiersinExplorationoftheCriticalZone:ReportofaworkshopsponsoredbyNationalScienceFoundation(NSF),October24-26,2005,Newark,DE,30p.

47. Grafe,M.andD.L.Sparks.2006.Solidphasespeciationofarsenic,InR.

Naidu(ed.)ManagingArsenicintheEnvironmentFromSoiltoHumanHealth,CSIROPublishing,Collingwood,Victoria,Australia,p.75-

91. 48. Arai,Y.andD.L.Sparks.2007.Phosphatereactiondynamicsinsoilsand

soilminerals:Amultiscaleapproach,InD.L.Sparks(ed.)AdvancesinAgronomy,Vol.94,AcademicPress,NewYork,p.135-179.

49. Borda,M.J.andD.L.Sparks.2008.Kineticsandmechanismsofsorption-

desorptioninsoils:Amultiscaleassessment,InA.Violante,P.M.Huang,andG.M.Gadd(eds.)Biophysico-ChemicalProcessesofHeavyMetalsandMetalloidsinSoilEnvironments.JohnWiley&Sons,Inc.,NewYork,p.75-124.

50. Ginder-Vogel,M.andD.L.Sparks.2010.TheimpactsofX-rayabsorption

17

spectroscopyonunderstandingsoilprocessesandreactionmechanisms,InB.SinghandM.Grafe(eds.)DevelopmentsinSoilScience34:Synchrotron-basedTechniquesinSoilsandSediments.Elsevier,Burlington,MA,p.1-26.

51. Sparks,D.L.andM.Ginder-Vogel.2011.Theroleofsynchrotron

radiationinelucidatingthebiogeochemistryofmetal(loids)andnutrientsatcriticalzoneinterfaces,InP.M.Huang,Y.Li,M.E.Sumner(eds.)HandbookofSoilSciences:ResourceManagementandEnvironmentalImpacts,SecondEdition.CRCPress,BocaRaton,FL,p.1-1-1-21.

52. Sparks,D.L.2011.Kineticsandmechanismsofsoilchemicalreactions,

InP.M.Huang,Y.Li,M.E.Sumner(eds.)HandbookofSoilSciences:PropertiesandProcesses,SecondEdition.CRCPress,BocaRaton,FL,p.13-1-13-30.

53. Sparks,D.L.2011.Bioavailabilityofsoilpotassium,InP.M.Huang,Y.Li,M.

E.Sumner(eds.)HandbookofSoilSciences:ResourceManagementandEnvironmentalImpacts,SecondEdition.P.M.Huang,Y.Li,M.E.Sumner,eds.CRCPress,BocaRaton,FL,p.11-37-11-47.

54. Sparks,D.L.2013.Advancesintheuseofsynchrotronradiationtoelucidate

environmentalinterfacialreactionprocessesandmechanismsintheEarth’scriticalzone.InJ.XuandD.L.Sparks(eds.)MolecularEnvironmentalSoilScience:ProgressinSoilScience.Springer,Dordrecht,p.93-114.

55. Fischel,J.S.,M.H.Fischel,andD.L.Sparks.2015.Advancesinunderstanding

reactivityofmanganeseoxideswitharsenicandchromiuminenvironmentalsystems,InW.Feng,W.Li,M.Zhu,D.L.Sparks(eds.)AdvancesintheEnvironmentalBiogeochemistryofManganeseOxides,AmericanChemicalSociety,Washington,DC,p.1-27.

56. Khaokaew,S.,G.LandrotandD.L.Sparks.2016.Speciationandrelease

kineticsofcadmiumandzincinpaddysoils,InJ.A.Rinklebe,J.A.Knox,M.Paller,eds.TraceElementsinWaterloggedSoilsandSediments,Taylor&Francis,Abingdon,UK,p.75-99.

57. Stuckey,J.W.,D.L.SparksandS.E.Fendorf.2016.Delineatingthe

convergenceofbiogeochemicalfactorsresponsibleforarsenicreleasetogroundwaterinsouthandsoutheastAsia.InD.L.Sparks(ed.)AdvancesinAgronomy,Vol.140,AcademicPress,NewYork,p.43-74.

58. Sparks,D.L.2016.KineticsofGeochemicalProcessesInW.M.White(ed.)

EncyclopediaofGeochemistry:AComprehensiveReferenceSourceontheChemistryoftheEarth,SpringerInternationalPublishing,Cham,Switzerland,p.1-10.

18

D. RefereedPublications

1. Sparks,D.L.,R.L.Blevins,H.H.Bailey,andR.I.Barnhisel.1979.RelationshipofammoniumnitrogendistributiontomineralogyinaHapludalfsoil.SoilSci.Soc.Am.J.43:786-789.

2. Sparks,D.L.1980.ChemistryofsoilpotassiuminAtlanticCoastalPlain

soils:Areview.Commun.inSoilSci.andPlantAnaly.11:435-449. 3. Sparks,D.L.,D.C.Martens,andL.W.Zelazny.1980.Plantuptakeand

leachingofappliedandindigenouspotassiuminDothansoils.Agron.J.72:552-555.

4. Sparks,D.L.,L.W.Zelazny,andD.C.Martens.1980a.Kineticsofpotassium

exchangeinaPaleudultfromtheCoastalPlainofVirginia.SoilSci.Soc.Am.J.44:37-40.

5. Sparks,D.L.,L.W.Zelazny,andD.C.Martens.1980b.Kineticsofpotassium

desorptioninsoilsusingmiscibledisplacement.SoilSci.Soc.Am.J.44:1205-1208.

6. Sparks,D.L.1981.Onthechemistryofpotassiuminsandysoil.Potash

Review5:1-11. 7. Sparks,D.L.,andW.C.Liebhardt.1981.Effectsoflongtermlimeand

potassiumapplicationsonquantity-intensity(Q/I)relationshipsinsandysoil.SoilSci.Soc.Am.J.47:786-790.

8. Elliott,H.A.,andD.L.Sparks.1981.ElectrokineticbehaviorofaPaleudult profileinrelationtomineralogicalcomposition.SoilSci.132:402-409. 9. Sparks,D.L.,andP.M.Jardine.1981.Thermodynamicsofpotassium

exchangeinsoilusingakineticsapproach.SoilSci.Soc.Am.J.45:1094-1099.

10. Sparks,D.L.,andW.C.Liebhardt.1982.Temperatureeffectsonpotassium exchangeandselectivityinDelawaresoils.SoilSci.133:10-17. 11. Pill,W.G.,andD.L.Sparks.1982.Effectsofnitrapyrinandnitrogenformon

tomatogrowth,waterrelations,andioncomposition.J.Am.Soc.Hort.Sci.107:487-492.

12. Sparks,D.L.,andJ.E.Rechcigl.1982.Comparisonofbatchandmiscible

displacementtechniquestodescribepotassiumadsorptionkineticsinDelawaresoils.SoilSci.Soc.Am.J.46:875-877.

13. Mitchell,W.H.,andD.L.Sparks.1982.Influenceofsubsurfaceirrigation

andorganicadditionsontopandrootgrowthoffieldcorn.Agron.J.74:1084-1088.

19

14. Martin,H.W.,andD.L.Sparks.1983.KineticsofnonexchangeablepotassiumreleasefromtwoCoastalPlainsoils.SoilSci.Soc.Am.J.47:883-887.

15. Evans,C.M.,andD.L.Sparks.1983.Onthechemistryandmineralogyof

boroninpureandinmixedsystems:Areview.Commun.SoilSci.PlantAnal.14:827-846.

16. Sparks,D.L.,andP.M.Jardine.1984.Comparisonofkineticequationsto

describeK-Caexchangeinpureandinmixedsystems.SoilSci.138:115-122.

17. Sparks,D.L.1984.Ionactivities:Anhistoricalandtheoreticaloverview.

SoilSci.Soc.Am.J.48:514-518. 18. Jardine,P.M.,andD.L.Sparks.1984a.Potassium-calciumexchangeina multireactivesoilsystem:I.Kinetics.SoilSci.Soc.Am.J.48:39-45. 19. Jardine,P.M.,andD.L.Sparks.1984b.Potassium-calciumexchangeina

multireactivesoilsystem:II.Thermodynamics.SoilSci.Soc.Am.J.48:45-50.

20. Martin,H.W.,andD.L.Sparks.1984.Onthebehaviorofnonexchangeable potassiuminsoils.Commun.SoilSci.PlantAnal.16:133-163. 21. Sparks,D.L.,andT.H.Carski.1985.Kineticsofpotassiumexchangein heterogeneoussystems.AppliedClayScience.1:89-101. 22. Rechcigl,J.E.,andD.L.Sparks.1985.Acidraineffectsonsoils:Areview. Commun.SoilSci.PlantAnaly.16:653-680.

23. Carski,T.H.,andD.L.Sparks.1985.Amodifiedmiscibledisplacementtechniqueforinvestigatingadsorption-desorptionphenomenainsoils.SoilSci.Soc.Am.J.49:1114-1116.

24. Alvarez,R.,andD.L.Sparks.1985.Polymerizationofsilicateanionsin solutionsatlowconcentrations.Nature318(6047):649-651.

25. Ogwada,R.A.,andD.L.Sparks.1986a.Useofmoleandequivalentfractionsindescribingthermodynamicsofpotassiumexchangeinsoils.SoilSci.141:268-273.

26. Ogwada,R.A.,andD.L.Sparks.1986b.Acriticalevaluationontheuseof

kineticsfordeterminingthermodynamicsofionexchangeinsoils.SoilSci.Soc.Am.J.50:300-305.

27. Ogwada,R.A.,andD.L.Sparks.1986c.Kineticsofionexchangeonclay

mineralsandsoil.I.Evaluationofmethods.SoilSci.Soc.Am.J.50:1158-1162.

20

28. Ogwada,R.A.,andD.L.Sparks.1986d.Kineticsofionexchangeonclaymineralsandsoil.II.Elucidationofrate-limitingsteps.SoilSci.Soc.Am.J.

50:1162-1164. 29. Schulthess,C.P.,andD.L.Sparks.1986.Backtitrationtechniqueforproton isothermmodelingofoxidesurfaces.SoilSci.Soc.Am.J.50:1406-1411. 30. Carski,T.H.,andD.L.Sparks.1987.DifferentiationofsoilNfractions usingakineticapproach.SoilSci.Soc.Am.J.51:314-317.

31. Schulthess,C.P.,andD.L.Sparks.1987.TwositemodelforAl-oxidewithmassbalancedcompetitivepH+salt/saltdependentreactions.SoilSci.Soc.Am.J.51:1136-1144.

32. Sadusky,M.C.,D.L.Sparks,M.R.Noll,andG.J.Hendricks.1987.Kineticsand mechanismsofpotassiumreleasefromsandyMiddleAtlanticCoastalPlain soils.SoilSci.Soc.Am.J.51:1460-1465.

33. Sandler,H.A.,R.B.Carroll,andD.L.Sparks.1988.EffectofbiocidaltreatmentsoncationexchangecapacityandfusariumblightofsoybeaninDelawaresoils.Agron.J.80:8-12.

34. Rechcigl,J.E.,M.R.Teel,andD.L.Sparks.1988.Ammoniumfixationfrom ureaasinfluencedbynitrapyrin.Commun.SoilSci.PlantAnal.

19:1583-1591. 35. Schulthess,C.P.,andD.L.Sparks.1988.Acriticalassessmentofsurface adsorptionmodels.SoilSci.Soc.Am.J.52:92-97.

36. Schulthess,C.P.,andD.L.Sparks.1989.Competitiveionadsorptiononoxides.SoilSci.Soc.Am.J.53:316-323.

37. Seyfried,M.S.,D.L.Sparks.A.Bar-Tal,andS.Feigenbaum.1989.Kineticsof

Ca-Mgexchangeonsoilusingastirred-flowreactionchamber.SoilSci.Soc.Am.J.53:406-410.

38. Parker,D.R.,D.L.Sparks,G.J.Hendricks,andM.C.Sadusky.1989. PotassiuminAtlanticCoastalPlainsoils.I.Soilcharacterizationand distributionofpotassium.SoilSci.Soc.Am.J.53:392-396. 39. Parker,D.R.,G.J.Hendricks,andD.L.Sparks.1989.PotassiuminAtlantic CoastalPlainsoils:II.CropresponsesandchangesinsoilKunderintensive management.SoilSci.Soc.Am.J.53:397-401.

40. Toner,C.V.,IV,D.L.Sparks,andT.H.Carski.1989.AnionexchangechemistryofMiddleAtlanticsoils:Chargepropertiesandnitrateretentionkinetics.SoilSci.Soc.Am.J.53:1061-1067.

41. Zhang,P.,andD.L.Sparks.1989.Kineticsandmechanismsofmolybdate adsorptionatthegoethite/waterinterfaceusingpressure-jumprelaxation.

21

SoilSci.Soc.Am.J.53:1028-1034.

42. Grant,S.A.,andD.L.Sparks.1989.Evaluationofactivitycoefficientmodelsforexchangeablecations.J.Phys.Chem.93:6265-6267.

43. Zhang,Z.Z.,D.L.Sparks,andR.A.Pease.1990.Sorptionanddesorptionof

acetonitrileandmontmorillonitefromaqueoussolutions..SoilSci.Soc.Am.J.54:351-356.

44. Bar-Tal,A.,D.L.Sparks,J.Pesek,andS.Feigenbaum.1990.Kineticsofion exchangeonsoilconstituentsusingastirred-flowchamber.I.Theoretical considerations.SoilSci.Soc.Am.J.54:1272-1277. 45. Eick,M.J.,A.Bar-Tal,D.L.Sparks,andS.Feigenbaum.1990.Analysesof adsorptionkineticsusingastirred-flowchamber:II.Potassium-calcium exchangeonclayminerals.SoilSci.Soc.Am.J.54:1278-1282. 46. Zhang,P.C.,andD.L.Sparks.1990.Kineticsandmechanismsofsulfate

adsorption/desorptionongoethiteusingpressure-jumprelaxation.SoilSci.Soc.Am.J.54:1266-1273.

47. Zhang,Z.Z.,D.L.Sparks,andN.Scrivner.1990.Sorptionofacetonitrileand

acrylonitrileonmontmorillonitefrombinaryandternaryaqueoussolutions.SoilSci.Soc.Am.J.54:1564-1571.

48. Zhang,P.C.,andD.L.Sparks.1990.Kineticsofselenateandselenite

adsorption/desorptionatthegoethite/waterinterface.Environ.Sci.Technol.24:1848-1856.

49. Feigenbaum,S.,A.Bar-Tal,R.Portnoy,andD.L.Sparks.1991.Binaryand ternaryexchangeofpotassiumoncalcareousmontmorilloniticsoils.Soil Sci.Soc.Am.J.55:49-56.

50. Sadusky,M.C.,andD.L.Sparks.1991.AnioniceffectsonpotassiumreactionsinvariablechargeAtlanticCoastalPlainsoils.SoilScienceSoc.Am.J.55:371-375.

51. Bar-Tal,A.,S.Feigenbaum,andD.L.Sparks.1991.Potassium-salinity

interactionsinirrigatedcorn.Irrig.Sci.12:27-35. 52. Aharoni,C.,D.L.Sparks,S.Levinson,andI.Ravina.1991.Kineticsofsoil

chemicalreactions:Relationshipbetweenempiricalequationsanddiffusionmodels.SoilSci.Soc.Am.J.55:1307-1312.

53. Grant,S.A.,andD.L.Sparks.1991.Ca-K-Hexchangeonsilt-,clay-,andsilt+ clay-sizedsoilseparates.J.Chem.Soc.FaradayTrans.87:2501-2506. 54. Fendorf,S.E.,M.Fendorf,D.L.Sparks,andR.Gronsky.1991.UseofTEMfor characterizationofreactionsofMnO2withCr(III)andAl(III).Proc.49th AnnualMeetingofElectronMicroscopySocietyofAmerica.p.634-635.

22

55. Zhang,Z.Z.,andD.L.Sparks.1992.Retentionofacetonitrileand

acrylonitrileonclays.Proc.oftheUndergroundinjectionpracticescouncil.p.145-156.

56. Zhang,Z.Z.,D.L.Sparks,andN.C.Scrivner.1992.Theeffectofclay

dispersiononthesorptionofacetonitrile.ClaysClayMiner.40:355-358. 57. Fendorf,S.E.,M.Fendorf,D.L.Sparks,andR.Gronsky.1992.Inhibitory

mechanismsofCr(III)oxidationbydelta-MnO2.J.ColloidInterf.Sci.153:37-54.

58. Fendorf,S.E.,D.L.Sparks,M.Fendorf,andR.Gronsky.1992.Surface precipitationreactionsonoxidesurfaces.J.ColloidInterf.Sci.148:295-298.

59. Tang,L.,andD.L.Sparks.1993.Cation-exchangekineticsonmontmorilloniteusingpressure-jumprelaxation.SoilSci.Soc.Am.J.57:42-46.

60. Fendorf,S.E.,D.L.Sparks,J.A.Franz,andD.M.Camaioni.1993.Electron paramagneticresonancestopped-flowkineticstudyofmanganese(II) sorption-desorptiononbirnessite.SoilSci.Soc.Am.J.57:57-62.

61. Zhang,P.C.,andD.L.Sparks.1993.Kineticsofphenolandanilineadsorptionanddesorptiononanorgano-clay.SoilSci.Soc.Am.J.57:340-345.

62. Zhang,Z.Z.,D.L.Sparks,andN.C.Scrivner.1993.Sorptionanddesorption

ofquaternaryaminecationsonclays.Environ.Sci.Technol.27:1625-1631.

63. Zhang,Z.Z.,D.L.Sparks,andN.C.Scrivner.1994.Characterizationand

modelingoftheAl-oxide/aqueoussolutioninterface.I.MeasurementofelectrostaticpotentialattheoriginofthediffuselayerusingnegativeadsorptionofNaions.J.ColloidInterf.Sci.162:244-251.

64. Salingar,Y.,D.L.Sparks,M.Ghodrati,andG.J.Hendricks.1994.Kineticsof

ionremovalfromaniron-richindustrialcoproduct.I.Chloride.J.Environ. Qual.23:1194-1200.

65. Salingar,Y.,D.L.Sparks,andJ.D.Pesek.1994.Kineticsofionremovalfromaniron-richindustrialcoproduct.II.Sulfate.J.Environ.Qual.23:1201-1205.

66. Salingar,Y.,D.L.Sparks,andJ.D.Pesek.1994.Kineticsofionremovalfrom

anindustrialcoproduct.III.Manganeseandchromium.J.Environ.Qual.23:1205-1211.

23

67. Keren,R.,P.R.Grossl,andD.L.Sparks.1994.Equilibriumandkineticsofborateadsorption-desorptiononpyrophylliteinaqueoussuspensions.SoilSci.Soc.Am.J.58:1116-1122.

68. Fendorf,S.E.,G.M.Lamble,M.G.Stapleton,M.J.Kelley,andD.L.Sparks.

1994.Mechanismsofchromium(III)sorptiononsilica:I.Cr(III)surfacestructurederivedbyextendedx-rayabsorptionfinestructure(EXAFS)spectroscopy. Environ.Sci.Technol.28:284-289.

69. Fendorf,S.E.,andD.L.Sparks.1994.Mechanismsofchromium(III)

sorptiononsilica:II.Effectsofreactionconditions.Environ.Sci.Technol.28:290-297.

70. Grossl,P.R.,D.L.Sparks,andC.C.Ainsworth.1994.RapidkineticsofCu(II) adsorption/desorptionongoethite.Environ.Sci.Technol.28:1422-1429.

71. Fendorf,S.E.,D.L.Sparks,G.M.Lamble,andM.J.Kelley.1994.Applicationsofx-rayabsorptionfinestructurespectroscopytosoils.SoilSci.Soc.Am.J.58:1583-1595.

72. Stapleton,M.G.,D.L.Sparks,andS.K.Dentel.1994.Sorptionof pentachlorophenoltoHDTMA-ClayasafunctionofionicstrengthandpH. Environ.Sci.Technol.28:2330-2335. 73. Fendorf,S.E.,D.L.Sparks,andM.Fendorf.1994.Mechanismofaluminum sorptiononbirnessite:Influencesonchromiumoxidation.Trans.ofInt. Soc.SoilSci.,Vol.3a,CommissionII:129-145.

74. Fendorf,S.E.,andD.L.Sparks.1994.Applicationofsurfacespectroscopiesandmicroscopiestoelucidatesorptionmechanismsonoxidesurfaces.Trans.ofInt.Soc.SoilSci.,Vol.3a,CommissionII:182-199.

75. Bar-Tal,A.,M.J.Eick,S.Feigenbaum,D.L.Sparks,andS.Fishman.1995. Determinationofratecoefficientsforpotassium-calciumexchangeon vermiculiteusingastirred-flowchamber.SoilSci.Soc.Am.J.59:760-765. 76. Grossl,P.R.,andD.L.Sparks.1995.Evaluationofcontaminantion

adsorption/desorptionongoethiteusingpressure-jumprelaxationkinetics.Geoderma67:87-101.

77. Keren,R.,andD.L.Sparks.1995.Theroleofedgesurfacesinflocculation

of2:1clayminerals.SoilSci.Soc.Am.J.59:430-435.

78. Toner,C.V.,IV,andD.L.Sparks.1995.Chemicalrelaxationanddoublelayermodelanalysisofboronadsorptiononalumina.SoilSci.Soc.Am.J.59:395-404.

79. Eick,M.J.,P.R.Grossl,D.C.Golden,D.L.Sparks,andD.W.Ming.1996. Dissolutionkineticsofalunarglasssimulantat25oC:TheeffectofpHand organicacids.GeochimicaetCosmochimicaActa60:157-170.

24

80. Eick,M.J.,P.R.Grossl,D.C.Golden,D.L.Sparks,andD.W.Ming.1996. DissolutionofalunarbasaltsimulantasaffectedbypHandorganicanions. Geoderma74:139-160. 81. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1996.InvestigationofNi

sorptiononpyrophyllite:AnXAFSstudy.Environ.Sci.Technol.30:548-554.

82. Scheidegger,A.M.,andD.L.Sparks.1996.Kineticsoftheformationandthe

dissolutionofnickelsurfaceprecipitatesonpyrophyllite.Chem.Geol.132:157-164.

83. Lee,S.Z.,H.E.Allen,C.P.Huang,D.L.Sparks,P.F.Sanders,andW.J.G.M.

Peijnenburg.1996.Predictingsoil-waterpartitioncoefficientsforcadmium.Environ.Sci.Technol.12:3418-3424.

84. Scheidegger,A.M.,andD.L.Sparks.1996.Acriticalassessmentofsorption-

desorptionmechanismsatthesoilmineral/waterinterface.SoilSci.161:813-831.

85. Scheidegger,A.M.,M.Fendorf,andD.L.Sparks.1996.Mechanismsofnickel sorptiononpyrophyllite:Macroscopicandmicroscopicapproaches.Soil Sci.Soc.Am.J.60:1763-1772. 86. Zhang,Z.Z.,andD.L.Sparks.1996.Sodium-copperexchangeonWyoming montmorilloniteinchloride,perchlorate,nitrate,andsulfatesolutions.Soil Sci.Soc.Am.J.60:1750-1757.

87. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1997.Thekineticsofnickel sorptiononpyrophylliteasmonitoredbyX-rayabsorptionfinestructure(XAFS)spectroscopy.J.dePhysique4(7):C2-773-775.

88. Zhou,M.,R.K.Trubey,Z.O.Keil,andD.L.Sparks.1997.Studyoftheeffects

ofenvironmentalvariablesandsupercriticalfluidextractionparametersontheextractabilityofpesticideresiduesfromsoilsusingamultivariate

optimizationscheme.Environ.Sci.Technol.31:1934-1939.

89. Steffens,D.,andD.L.Sparks.1997.Kineticsofnonexchangeableammoniumreleasefromsoils.SoilSci.Soc.Am.J.61:455-462.

90. Fendorf,S.E.,M.J.Eick,P.R.Grossl,andD.L.Sparks.1997.Arsenateand chromateretentionmechanismsongoethite.1.Surfacestructure.Environ. Sci.Technol.31:315-320. 91. Grossl,P.R.,M.J.Eick,D.L.Sparks,S.Goldberg,andC.C.Ainsworth.1997. Arsenateandchromateretentionmechanismsongoethite.2.Kinetic

evaluationusingapressure-jumprelaxationtechnique.Environ.Sci.Technol.31:321-326.

92. DiVincenzo,J.P.,andD.L.Sparks.1997.Slowsorptionkineticsof

25

pentachlorophenolonsoil:Concentrationeffects.Environ.Sci.Technol.31:977-983.

93. Jin,Y.,H.E.Allen,C.P.Huang,D.L.Sparks,andP.F.Sanders.1997.

Kineticsofmercuryadsorptionanddesorptiononsoil.Environ.Sci.Technol.31:496-503.

94. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1997.Spectroscopic

evidencefortheformationofmixed-cation,hydroxidephasesuponmetalsorptiononclaysandaluminumoxides.J.ColloidInterf.Sci.186:118-128.

95. Strawn,D.G.,A.M.Scheidegger,andD.L.Sparks.1998.Kineticsand

mechanismsofPb(II)sorptionanddesorptionatthealuminumoxide-waterinterface.Environ.Sci.Technol.32:2596-2601.

96. Scheidegger,A.M.,D.G.Strawn,G.M.Lamble,andD.L.Sparks.1998.The kineticsofmixedNi-Alhydroxideformationonclayandaluminumoxide

minerals:Atime-resolvedXAFSstudy.GeochimicaCosmochimicaActa.62:2233-2245.

97. Elzinga,E.J.,andD.L.Sparks.1999.Nickelsorptionmechanismsina pyrophyllite-montmorillonitemixture.J.ColloidInterf.Sci.213:506-512.

98. Strawn,D.G.,andD.L.Sparks.1999.TheuseofXAFStodistinguishbetweeninner-andouter-sphereleadadsorptioncomplexesonmontmorillonite.J.ColloidInterf.Sci.216:257-269.

99. Peak,D.,R.G.Ford,andD.L.Sparks.1999.Anin-situATR-FTIR

investigationofsulfatebondingmechanismsongoethite.J.ColloidInterf.Sci.218:289-299.

100. Ford,R.G.,A.C.Scheinost,K.G.Scheckel,andD.L.Sparks.1999.Thelink betweenclaymineralweatheringandthestabilizationofNisurface precipitates.Environ.Sci.Technol.33:3140-3144.

101. Roberts,D.R.,A.M.Scheidegger,andD.L.Sparks.1999.KineticsofmixedNi-Alprecipitateformationonasoilclayfraction.Environ.Sci.Technol.33:3749-3754.

102. Meeussen,J.C.L.,J.Kleikemper,A.M.Scheidegger,M.Borkovec,E.Paterson, W.H.VanRiemsdijk,andD.L.Sparks.1999.Multi-componenttransportof sulfateinagoethite-silicasandsystematvariablepHandionicstrength. Environ.Sci.Technol.33:3443-3450. 103. Scheinost,A.C.,R.G.Ford,andD.L.Sparks.1999.TheroleofAlinthe formationofsecondaryNiprecipitatesonpyrophyllite,gibbsite,talc,and amorphoussilica:ADRSStudy.Geochim.Cosmochim.Acta63:3193-3203.

104. Steffens,D.,andD.L.Sparks.1999.Effectofresidencetimeonthekineticsofnonexchangeableammoniumreleasefromilliteandvermiculite.J.Plant

26

Nutr.SoilSci.162:599-605. 105. Strawn,D.G.andD.L.Sparks.2000.Effectsofsoilorganicmatteronthe kineticsandmechanismsofPb(II)sorptionanddesorptioninthesoil.Soil Sci.Soc.Am.J.64:144-156. 106. Scheckel,K.G.,andD.L.Sparks.2000.Kineticsoftheformationand dissolutionofNiprecipitatesinagibbsite/amorphoussilicamixture.J. ColloidInterf.Sci.229:222-239. 107. Ford,R.G.,andD.L.Sparks.2000.ThenatureofZnprecipitatesformedin thepresenceofpyrophyllite.Environ.Sci.Technol.34:2479-2483. 108. Scheinost,A.C.,andD.L.Sparks.2000.Formationoflayeredsingle-and double-metalhydroxideprecipitatesatthemineral/waterinterface:A multiple-scatteringXAFSanalysis.J.ColloidInterf.Sci.223:167-178. 109. Sparks,D.L.2000.Newfrontiersinelucidatingthekineticsand mechanismsofmetalandoxyanionsorptionatthesoilmineral/water interface.J.PlantNutr.SoilSci.163:563-570. 110. Arai,Y.,E.J.Elzinga,andD.L.Sparks.2001.X-rayabsorption spectroscopicinvestigationofarseniteandarsenateadsorptionatthe aluminumoxide-waterinterface.J.ColloidInterf.Sci.235:80-88. 111. Arai,Y.,andD.L.Sparks.2001.ATR-FTIRspectroscopicinvestigationon phosphateadsorptionmechanismsattheferrihydrite-waterinterface.J. ColloidInterf.Sci.241:317-326.

112. DiVincenzo,J.P.,andD.L.Sparks.2001.Sorptionoftheneutralandchargedformsofpentachlorophenolonsoil:Evidencefordifferentmechanisms.Arch.Environ.Contam.Toxicol.40:445-450.

113. Elzinga,E.J.,andD.L.Sparks.2001.Reactionconditioneffectsonnickelsorptionmechanismsinillite-watersuspensions.SoilSci.Soc.Am.J.

65:94-101.

114. Elzinga,E.J.,D.Peak,andD.L.Sparks.2001.SpectroscopicstudiesofPb(II)-sulfateinteractionsatthegoethite-waterinterface.Geochim.Cosmochim.Acta65:2219-2230.

115. Matocha,C.J.,D.L.Sparks,J.E.Amonette,andR.K.Kukkadapu.2001.

Kineticsandmechanismsofbirnessitereductionbycatechol.SoilSci.Soc.Am.J.65:58-66.

116. Matocha,C.J.,E.J.Elzinga,andD.L.Sparks.2001.ReactivityofPb(II)attheMn(III,IV)(oxyhydr)oxide-waterinterface.Environ.Sci.Tech.37:2967-2972.

117. O’Reilly,S.E.,D.G.Strawn,andD.L.Sparks.2001.Residencetimeeffects

onarsenateadsorption/desorptionmechanismsongoethite.SoilSci.Soc.

27

Am.J.65:67-77.

118. Scheckel,K.G.,andD.L.Sparks.2001.Temperatureeffectsonnickelsorptionkineticsatthemineral-waterinterface.SoilSci.Soc.Am.J.65:685-694.

119. Scheckel,K.G.,andD.L.Sparks.2001.Dissolutionkineticsofnickel

surfaceprecipitatesonclaymineralandoxidesurfaces.SoilSci.Soc.Am.J.65:719-728.

120. Scheinost,A.C.,S.Abend,K.I.Pandya,andD.L.Sparks.2001.Kinetic

controlsonCuandPbsorptionbyferrihydrite.Environ.Sci.Tech.35:1090-1096.

121. Scheinost,A.C.,H.Stanjek,D.G.Schulze,U.Gasser,andD.L.Sparks.

2001.StructuralenvironmentandoxidationstateofMningoethite-groutitesolid-solutions.Amer.Min.86:139-146.

122. Sparks,D.L.2001.Elucidatingthefundamentalchemistryofsoils:Past

andrecentachievementsandfuturefrontiers.Geoderma100:303-319.

123. Yamaguchi,N.U.,A.C.Scheinost,andD.L.Sparks.2001.Surface-inducednickelhydroxideprecipitationinthepresenceofcitrateandsalicylate.SoilSci.Soc.Am.J.65:729-736.

124. Roberts,D.R.,A.C.Scheinost,andD.L.Sparks.2002.Zincspeciationina

smelter-contaminatedsoilprofileusingbulkandmicrospectroscopictechniques.Environ.Sci.Technol.36:1742-1750.

125. Peak,D.,andD.L.Sparks.2002.Mechanismsofselenateadsorptionon

ironoxidesandhydroxides.Environ.Sci.Technol.36:1460-1465.

126. Arai,Y.,andD.L.Sparks.2002.Residencetimeeffectsonarsenatesurfacespeciationatthealuminumoxide-waterinterface.SoilSci.167:303-314.

127. Elzinga,E.J.,andD.L.Sparks.2002.X-rayabsorptionspectroscopystudy

oftheeffectsofpHandionicstrengthonPb(II)sorptiontoamorphoussilica.Environ.Sci.Technol.36:4352P4357.

128. Peak,D.,J.T.SimsandD.L.Sparks.2002.Solid-statespeciationofnatural

andalum-amendedpoultrylitterusingXANESspectroscopy.Environ.Sci.Technol.36:4253-4261.

129. Yamaguchi,N.U.,A.C.ScheinostandD.L.Sparks.2002.Influenceof

gibbsitesurfaceareaandcitrateonNisorptionmechanismsatpH7.5.ClaysClayMiner.50:784-790.

130. Peak,D.,G.W.Luther,III,andD.L.Sparks.2003.ATR-FTIR

spectroscopicstudiesofboricacidadsorptiononhydrousferricoxide.GeochimicaetCosmochimicaActa.67:2551-2560.

28

131. Arai,Y.,A.Lanzirotti,S.Sutton,J.A.Davis,andD.L.Sparks.2003.Arsenicspeciationandreactivityinpoultrylitter.Environ.Sci.Technol.37:4083-4090.

132. Dyer,J.A.,P.Trivedi,N.C.ScrivnerandD.L.Sparks.2003.Leadsorption

ontoferrihydrite.2.Surfacecomplexationmodeling.Environ.Sci.Technol.37:915-922.

133. Dyer,J.A.,P.Trivedi,S.J.Sanders,N.C.ScrivnerandD.L.Sparks.2003.

Leadsorptionontoferrihydrite.3.Multistagecontacting.Environ.Sci.Technol.37:923-930.

134. Nachtegaal,M.andD.L.Sparks.2003.Nickelsequestrationinakaolinite-

humicacidcomplex.Environ.Sci.Technol.37:529-534.

135. Roberts,D.R.,R.G.FordandD.L.Sparks.2003.KineticsandmechanismsofZncomplexationonmetaloxidesusingEXAFSspectroscopy.J.ColloidInterf.Sci.263:364-376.

136. Trivedi,P.,J.A.Dyer,andD.L.Sparks.2003.Leadsorptiononto

ferrihydrite.1.Amacroscopicandspectroscopicassessment.Environ.Sci.Technol.37:908-914.

137. You,Y.,G.F.Vance,D.L.Sparks,J.Zhuang,andY.Jin.2003.Sorptionof

MS2bacteriophagetolayereddoublehydroxides:Effectsofreactiontime,pH,andcompetinganions.J.Environ.Qual.32:2046-2053.

138. Trivedi,P.,J.A.Dyer,N.C.ScrivnerandD.L.Sparks.2004.Mechanistic

andthermodynamicInterpretationsofzincsorptionontoferrihydrite.J.ColloidInterf.Sci.270:77-85.

139. Dyer,J.A.,P.Trivedi,N.C.ScrivnerandD.L.Sparks.2004.Surface

complexationmodelingofzincsorptionontoferrihydrite.J.ColloidInterf.Sci.270:56-65.

140. Dyer,J.A.,P.Trivedi,S.J.Sanders,N.C.Scrivner,andD.L.Sparks.2004.

Treatmentofzinc-contaminatedwaterusingamultistageferrihydritesorptionsystem.J.Colloid.Interf.Sci.270:66-76.

141. Arai,Y.,D.L.Sparks,andJ.A.Davis.2004.Effectsofdissolvedcarbonate

onarsenateadsorptionandsurfacespeciationatthehematite-waterinterface.Environ.Sci.Technol.38:817-824.

142. Grafe,M.,M.Nachtegaal,andD.L.Sparks.2004.Formationofmetal-arsenateprecipitatesatthegoethite-waterinterface.Environ.Sci.Technol.38:6561-6570.

143. Hunger,S.,H.Cho,J.T.Sims,andD.L..Sparks.2004.Directspeciationof

phosphorusinalum-amendedpoultrylitter:Solid-state31PNMRinvestigation.Environ.Sci.Technol.38:674-681.

29

144. Nachtegaal,M.andD.L.Sparks.2004.Effectofironoxidecoatingsonzincsorptionmechanismsattheclay-mineral/waterinterface.J.ColloidInterf.Sci.276:13-23.

145. Staats,K.E.,Y.Arai,andD.L.Sparks.2004.Alumamendmenteffectson

phosphorusreleaseanddistributioninpoultrylitteramendedsandysoil.J.Environ.Qual.33:1904-1911.

146. Arai,Y.,D.L.SparksandJ.A.Davis2005.Arsenateadsorptionmechanisms

attheallophane-waterinterface.Environ.Sci.Technol.39:2537-2544.

147. Arai,Y.,K.LiviandD.L.Sparks.2005.Phosphatereactivityinlong-termpoultrylitteramendedSouthernDelawaresandysoils.SoilSci.Soc.ofAm.J.69:616-629.

148. Dowding,C.E.,M.J.Borda,M.V.FeyandD.L.Sparks.2005.Anew

methodforgaininginsightintothechemistryofdryingmineralsurfacesusingATR-FTIR.J.ColloidInterf.Sci.292:148-151.

149. Grafe,M.andD.L.Sparks.2005.Kineticsofzincandarsenateco-sorptionat

thegoethitewaterinterface.Geochim.Cosmochim.Acta69:4573-4595.

150. Hunger,S.,J.T.Sims,andD.L.Sparks.2005.Howaccurateistheassessmentofphosphoruspoolsinpoultrylitterbysequentialextraction?J.Environ.Qual.34:382-389.

151. McNear,D.H.,Jr.,E.Peltier,J.Everhart,R.L.Chaney,S.Sutton,M.

Newville,M.RiversandD.L.Sparks.2005.Applicationofquantitativefluorescenceandabsorption-edgecomputedmicrotomographytoimagemetalcompartmentalizationinAlyssummurale.Environ.Sci.Technol.39:2210-2218.

152. McNear,D.H.,Jr.,R.TapperoandD.L.Sparks.2005Shininglighton

metalsintheenvironment.Elements1:211-216

153. Nachtegaal,M.,M.A.Marcus,J.E.Sonke,J.Vangronsveld,K.J.T.Livi,D.vanDerLelieandD.L.Sparks.2005.Effectsoninsituremediationonthespeciationandbioavailabilityofzincinasmeltercontaminatedsoil.Geochim.Cosmochim.Acta69:4649-4664.

154. Paul,K.W.,M.J.Borda,J.D.Kubicki,andD.L.Sparks.2005.Effectof

dehydrationonsulfatecoordinationandspeciationattheFe-(Hydr)oxide-waterinterface:Amolecularorbital/densityfunctionaltheoryandFouriertransforminfraredspectroscopicinvestigation.Langmuir21:11071-11078.

155. Power,L.E.,Y.Arai,andD.L.Sparks.2005.Zincadsorptioneffectson

arseniteoxidationkineticsatthebirnessite-waterinterface.Environ.Sci.Technol.39:181-187.

156. Sparks,D.L.2005.Toxicmetalsintheenvironment:Theroleofsurfaces.

30

Elements1:193-197.

157. Usher,C.R.,K.W.Paul,J.Narayansamy,J.D.Kubicki,D.L.Sparks,M.A.A.Schoonen,andD.R.Strongin.2005.Mechanisticaspectsofpyriteoxidationinanoxidizinggaseousenvironment:Aninsitu-HATR-IRisotopestudy.Environ.Sci.Technol.39:7576-7584.

158. Allada,R.K.,E.Peltier,A.Navrotsky,W.H.Casey,C.A.Johnson,H.T.

BerbecoandD.L.Sparks.2006.Calorimetricdeterminationoftheenthalpiesofformationofhydrotalcite-likesolidsandtheiruseinthegeochemicalmodelingofmetalsinnaturalwaters.ClaysandClayMin.54:409-417.

159. Arai,Y.,A.Lanzirotti,S.R.Sutton,M.Newville,J.Dyer,andD.L.Sparks.

2006.Spatialandtemporalvariabilityofarsenicsolid-statespeciationinhistoricallyleadarsenatecontaminatedsoil.Environ.Sci.Technol.40:673-679.

160. Everhart,J.L.,D.McNear,Jr.,E.Peltier,D.vanderLelie,R.L.Chaneyand

D.L.Sparks.2006.Assessingnickelbioavailabilityinsmelter-contaminatedsoils.Sci.ofTheTotalEnviron.367:732-744.

161. Liu,G.,S.Debnath,K.W.Paul,W.Han,D.B.Hausner,H.Hosein,F.M.

Michel,J.B.Parise,D.L.Sparks,andD.R.Strongin.2006.Characterizationandsurfacereactivityofferrihydritenanoparticlesassembledinferritin.Langmuir22:9313-9321.

162. Lee,S.,J.A.Dyer,D.L.Sparks,N.C.ScrivnerandE.J.Elzinga.2006.A

multi-scaleassessmentofPb(II)sorptionondolomite.J.ColloidInterfaceSci.298:20-30.

163. Peltier,E.,R.Allada,A.NavrotskyandD.L.Sparks.2006.Nickelsolubility

andprecipitationinsoils:Athermodynamicstudy.ClaysandClayMin.54:153-163.

164. Sparks,D.L.2006.Milestonesinsoilchemistry.SoilSci.171:S47-S50.

165. McNear,D.H.,Jr.,R.L.Chaney,D.L.Sparks.2007.Theeffectsofsoil

typeandchemicaltreatmentonnickelspeciationinrefineryenrichedsoils:Amulti-techniqueinvestigation.Geochim.Cosmochim.Acta79:2190-2208.

166. Paul,K.P.,J.D.KubickiandD.L.Sparks.2006.QuantumchemicalcalculationsofsulfateadsorptionattheAl-andFe-(Hydr)oxideinterface-EstimationofGibbsfreeenergies.Environ.Sci.Technol.40:7717-7724.

167. Chaney,R.L.,J.S.Angle,C.L.Broadhurst,C.A.Peters,R.V.Tappero,and

D.L.Sparks.2007.Improvedunderstandingofhyperaccumulationyields,commercialphytoextraction,andphytominingtechnologies.J.Environ.Qual.36:1429-1443.

31

168. Tappero,R.,E.Peltier,M.Grafe,K.Heidel,M.Ginder-Vogel,K.J.T.Livi,M.L.Rivers,M.A.Marcus,R.L.Chaney,andD.L.Sparks.2007.HyperaccumulatorAlyssummuralereliesonadifferentmetalstoragemechanismforcobaltthanfornickel.NewPhytologist1-14.

169. Elzinga,E.J.,andD.L.Sparks.2007.Phosphateadsorptionontohematite:

AninsituATR-FTIRinvestigationoftheeffectsofpHandloadinglevelonthemodeofphosphatesurfacecomplexation.J.ColloidandInterfaceSci.308:53-70.

170. Kubicki,J.D.,K.D.Kwon,K.P.Paul,andD.L.Sparks.2007.Surface

complexstructuresmodeledwithquantumchemicalcalculations:carbonate,phosphate,sulphate,arsenateandarsenite,EuropeanJ.SoilSci.58-932-944.

171. Paul,K.W.,J.D.KubickiandD.L.Sparks.2007.Sulphateadsorptionatthe

Fe(hydr)oxide-H2Ointerface:comparisonofclusterandperiodicslabDFTpredictions.EuropeanJ.SoilSci.58:978-988.

172. Chorover,J.,R.Kretzschmar,F.Garcia-PichelandD.L.Sparks.2007.Soil

biogeochemicalprocesseswithinthecriticalzone.Elements3:321-326

173. McNear,D.H.,Jr.,R.L.ChaneyandD.L.Sparks.2007.Theeffectsofsoiltypeandchemicaltreatmentonnickelspeciationinrefineryenrichedsoils:Amulti-techniqueinvestigation.Geochim.Cosmochim.Acta79:2190-2208.

174. Grafe,M.,R.E.Tappero,M.A.Marcus,andD.L.Sparks.2008.Arsenic

speciationinmultiplemetalenvironments:I.Bulk-XAFSspectroscopyofmodelandmixedcompounds.J.ColloidInterfaceSci.

175. Grafe,M.,R.E.Tappero,M.A.Marcus,andD.L.Sparks.2008.Arsenic

speciationinmultiplemetalenvironments:II.Micro-spectroscopicinvestigationofaCCAcontaminatedsoil.J.ColloidInterfaceSci.

176. Hochella,M.F.,Jr.,S.K.Lower,P.A.Maurice,R.L.Penn,N.Sahai,D.L.

Sparks,andB.S.Twining.2008.Nanominerals,mineralnanoparticles,andearthsystems.Science:319(5870):1631-1635.

177. Parikh,S.J.,B.J.LaffertyandD.L.Sparks.2008.AnATR-FTIR

spectroscopicapproachformeasuringrapidkineticsatthemineral/waterinterface.J.ColloidInterfaceSci.320:177-185.

178. Seiter,J.M.,K.E.Staats-Borda,M.Ginder-VogelandD.L.Sparks.2008.

XANESspectroscopicanalysisofphosphorusspeciationinalum-amendedpoultrylitter.J.Environ.Qual.37:477-485.

179. Hunger,S.,J.T.SimsandD.L.Sparks,2008.Evidenceforstruviteinpoultry

litter:Effectofstorageanddrying.J.Environ.Qual.37:1617-1625.

180. Shi,Z.,D.M.DiToro,H.E.AllenandD.L.Sparks.2008.AWHAM-based

32

kineticsmodelforZnadsorptionanddesorptiontosoils.Environ.Sci.Technol.42:5630-5636.

181. Kubicki,J.D.,K.P.Paul,andD.L.Sparks.2008.Periodicdensityfunctional

theorycalculationsofbulkandthe(010)surfaceofgoethite.GeochemicalTransactions9:4.

182. Domagal-Goldman,S.D.,K.W.Paul,D.L.SparksandJ.D.Kubicki.2009.

QuantumchemicalstudyoftheFe(III)-desferrioxamineBsiderophorecomplex-electronicstructure,vibrationalfrequencies,andequilibriumFe-isotopefractionation.Geochim.Cosmochim.Acta73(1):1-12.

183. Broadhurst,C.L.,R.V.Tappero,T.K.Maugel,E.F.Erbe,D.L.Sparksand

R.L.Chaney.2009.InteractionofnickelandmanganeseinaccumulationandlocalizationinleavesoftheNihyperaccumulatorsAlyssummuraleandAlyssumcorsicum.PlantSoil314:35-48.

184. Ginder-Vogel,M.,G.Landrot,J.S.Fischel,andD.L.Sparks.2009.

Quantificationofrapidenvironmentalredoxprocesseswithquick-scanningx-rayabsorptionspectroscopy(Q-XAS).Proc.NationalAcad.OfSci.106(38):16124-16128.

185. Livi,K.J.T.,G.S.Senesi,A.C.ScheinostandD.L.Sparks.2009.

MicroscopicexaminationofnanosizedmixedNi-Alhydroxidesurfaceprecipitatesonpyrophylite.Environ.Sci.Technol.43:1299-1304.

186. Zhu,M.,K.W.Paul,J.D.KubickiandD.L.Sparks.2009.Quantum

chemicalstudyofarsenic(III,V)adsorptiononMn-oxides:Implicationsforarsenic(III)oxidation.Environ.Sci.Technol.43:6655-6661.

187. Feng,X.H.,M,Zhu,M,Ginder-Vogel,C.Ni,S.J.Parikh,andD.L.

Sparks.2010.Formationofnano-crystallinetodorokitefrombiogenicMnoxides.Geochim.Cosmochim.Acta74:3232-3245.

188. Parikh,S.J.,B.J.Lafferty,T.G.MeadeandD.L.Sparks.2010.Evaluating

environmentalinfluencesonAs(III)oxidationkineticsbyapoorlycrystallineMn-oxide.Environ.Sci.Technol.44:3772-377.

189. Lafferty,B.,M.Ginder-VogelandD.L.Sparks.2010.Arseniteoxidationby

apoorlycrystallinemanganese-oxide1.Stirred-flowexperiments.Environ.Sci.Technol.44:8460-8466.

190. Lafferty,B.,M.Ginder-Vogel,M.Zhu,K.J.T.LiviandD.L.Sparks.2010.Arseniteoxidationbyapoorlycrystallinemanganese-oxide2.ResultsfromX-rayabsorptionspectroscopyandX-raydiffraction.Environ.Sci.Technol.44:8467-8472.

191. Landrot,G.,M.Ginder-VogelandD.L.Sparks.2010.Kineticsof

chromium(III)oxidationbymanganese(IV)oxidesusingQuickScanningX-rayAbsorptionFineStructureSpectroscopy(Q-XAFS).Environ.Sci.

33

Technol.44(1):143-149.

192. Khalid,S.,W.Caliebe,P.Siddons,I.So,B.Clay,T.Lenhard,J.Hanson,Q.Wang,A.I.Frenkel,N.Marinkovic,N.Hould,M.Ginder-Vogel,G.L.Landrot,D.L.Sparks,andA.Ganjoo.2010.Quickextendedx-rayabsorptionfinestructureinstrumentwithmillisecondtimescale,optimizedforinsituapplications.Rev.Sci.Instrum.81:015105.

193. McNear,D.H.Jr.,R.L.ChaneyandD.L.Sparks.2010.The

hyperaccumulatorAlyssummuraleusescomplexationwithnitrogenandoxygendonorligandsforNitransportandstorage.Phytochemistry71:188-200.

194. Peltier,E.,D.vanderLelieandD.L.Sparks.2010.Formationandstability

ofNi-Alhydroxidephasesinsoils.Environ.Sci.Technol.44(1):302-308.

195. Shimizu,M.,M.Ginder-Vogel,S.J.ParikhandD.L.Sparks.2010.Molecularscaleassessmentofmethylarsenicsorptiononaluminumoxide.Environ.Sci.Technol.44(2):612-617.

196. Zhu,M.,M.Ginder-Vogel,S.J.Parikh,X.FengandD.L.Sparks.2010.

CationeffectsonthelayerstructureofbiogenicMn-oxides.Environ.Sci.Technol.44:4465-4471.

197. Zhu,M.,M.Ginder-VogelandD.L.Sparks.2010.Ni(II)Sorptionon

biogenicMn-oxideswithvaryingMnoctahedrallayerstructure.Environ.Sci.Technol.44:4472-4478.

198. Khaokaew,S.,R.L.Chaney,G.Landrot,M.Ginder-VogelandD.L.Sparks.

2011.Speciationandreleasekineticsofcadmiuminanalkalinepaddysoilundervariousfloodingperiodsanddrainingconditions.Environ.Sci.Technol.45(10):4249-4255.

199. Lafferty,B.,M.Ginder-VogelandD.L.Sparks.2011.Arseniteoxidationby

apoorlycrystallinemanganese-oxide3.Arsenicandmanganesedesorption.Environ.Sci.Technol.45(12):9218-9233.

200. Li,T.,Z.Di,X.YangandD.L.Sparks.2011.Effectsofdissolvedorganic

matterfromtherhizosphereofthehyperaccumulatorSedumalfrediionsorptionofzincandcadmiumbydifferentsoils.J.Hazard.Mater.192(3):1616-1622.

201. Parikh,S.J.,J.D.Kubicki,C.M.Jonsson,C.L.Jonsson,R.M.Hazen,D.A.

SverjenskyandD.L.Sparks.2011.Evaluatingglutamateandaspartatebindingmechanismstorutile(α-TiO2)viaATR-FTIRspectroscopyandquantumchemicalcalculations.Langmuir27(5):1778-1787.

202. Livi,K.J.T.,B.Lafferty,M.Zhu,S.Zhang,A.GaillotaandD.L.Sparks.

2012.Electronenergy-losssafe-doselimitsformanganesevalence

34

measurementsinenvironmentallyrelevantmanganeseoxides.Environ.Sci.Technol.46(2):970-976.

203. Shi,Z.,E.Peltier,andD.L.Sparks.2012.KineticsofNisorptioninsoils:

RolesofsoilorganicmatterandNiprecipitation.Environ.Sci.Technol.46:(4)2212-2219.

204. Shimizu,M.,Y.AraiandD.L.Sparks.2011.Multiscaleassessmentofmethylarsenicreactivityinsoil.2.Distributionandspeciationinsoil.Environ.Sci.Technol.45(10):4300-4306

205. Shimizu,M.,Y.AraiandD.L.Sparks.2011.Multiscaleassessmentof

methylarsenicreactivityinsoil.1.Sorptionanddesorptiononsoils.Environ.Sci.Technol.45(10):4293-4299.

206. WangQ.,E.Iriowen,S.Yuan,D.L.Sparks.2011.Impactofsedimentfrom

St.JonesRiver,Delaware,USAonmicrobialfunctionalstabilityintwolocalsoils.JBioremedBiodegradS1:005.

207. Zhu,M.,C.L.Farrow,J.E.Post,K.J.T.Livi,S.J.L.Billinge,M.Ginder-

VogelandD.L.Sparks.2012.Structuralstudyofbioticandabioticpoorly-crystallinemanganeseoxidesusingatomicpairdistributionfunctionanalysis.Geochim.Cosmochim.Acta81:39-55.

208. Centofanti,T,.M.G.Siebecker,R.L.Chaney,A.P.Davis,D.L.Sparks.2012.

HyperaccumulationofnickelbyAlyssumcorsicumisrelatedtosolubilityofNimineralspecies.PlantSoil359:71-83.

209. Jones,L.C.,B.J.LaffertyandD.L.Sparks.2012.Additiveandcompetitive

effectsofbacteriaandMnoxidesonarseniteoxidationkinetics.Environ.Sci.Technol.46(12):6548-6555.

210. Landrot,G.,R.Tappero,S.M.WebbandD.L.Sparks.2012.Arsenicand

chromiumspeciationinanurbancontaminatedsoil.Chemosphere88(10):1196-1201.

211. Khaokaew,S.,G.Landrot,R.L.Chaney,K.Pandya,andD.L.Sparks.2012.

Speciationandreleasekineticsofzincincontaminatedpaddysoils.Environ.Sci.Technol.46(7):3957-3963.

212. Landrot,G.,M.A.Ginder-Vogel,K.J.Livi,J.P.Fitts,andD.L.Sparks.2012.

Chromium(III)oxidationbythreepoorly-crystallinemanganese(IV)oxides1.Chromium(III)-oxidizingcapacity.Environ.Sci.Technol.46:(21)11594-11600.

213. Landrot,G.,M.A.Ginder-Vogel,K.J.Livi,J.P.FittsandD.L.Sparks.2012.

Chromium(III)oxidationbythreepoorly-crystallinemanganese(IV)oxides2.Solidphaseanalyses.Environ.Sci.Technol.46:(21)11601-11609.

35

214. Li,W.,K.J.Livi,W.Xu,M.G.Siebecker,Y.-J.Wang,B.L.Phillips,andD.L.Sparks.2012.FormationofcrystallineZn-Allayereddoublehydroxideprecipitatesony-alumina:Theroleofmineraldissolution.Environ.Sci.Technol.46:(21)11670-11677.

215. Lami,R.,L.C.Jones,M.Cottrell,B.Lafferty,M.Ginder-Vogel,D.L.Sparks

andD.Kirchman.2013.Arsenitemodifiesstructureofsoilmicrobialcommunitiesandarseniteoxidizationpotential.FEMSMicrobiologyEcology.84:270-279.

216. Wang,X.,F.Liu,W.Tan,W.Li,X.FengandD.L.Sparks.2013.

Characteristicsofphosphatesorption-desorptionontoferrihydrite:ComparisonwithcrystallineFe(hydro)oxides.SoilScience178,1–11.

217. Shi,Z.,D.M.DiToro,H.E.Allen,andD.L.Sparks.2013.Ageneralmodelfor

kineticsofheavymetaladsorptionanddesorptiononsoils.Environ.Sci.Technol.47(8):3761−3767.

218. Li,W.,Y.Wang,M.Zhu,T-T.Fan,D-M.Zhou,B.L.PhillipsandD.L.Sparks.

2013.InhibitionmechanismofZnprecipitationonaluminumoxidebyglyphosate:A31PNMRandZnEXAFSStudy.Environ.Sci.Technol.47(9):4211-4219.

219. Agrawal,B.,K.Czymmek,D.L.Sparks,andH.P.Bais.2013.Transientinflux

ofnickelinrootmitochondriamodulatesorganicacidandreactiveoxygenspeciesproductioninnickelhyperaccumulatorAlyssummurale.J.Biol.Chem.288(10):7351-7362.

220. Li,T.,Z.Xu,X.Han,X.YangandD.L.Sparks.2013.Characterizationof

dissolvedorganicmatterintherhizosphereofhyperaccumulatorSedumalfrediianditseffectonthemobilityofzinc.Chemosphere88(5):570–576.

221. Wang,X.,W.Li,R.Harrington,F.Liu,J.B.Parise,X.FengandD.L.Sparks.

2013.Effectofferrihydritecrystallitesizeonphosphateadsorptionreactivity.Environ.Sci.Technol.47(18):10322-10331.

222. Chimchart,B.,I.Kheoruenromne,A.SuddhiprakarnandD.L.Sparks.2013.

RoleoforganicmatteronchargebehaviorofoxisolsandultisolsundertropicalSavannaandtropicalmonsoonclimatesinThailand.SoilSci.178(10):540-549.

223. Elbana,T.A.,D.L.SparksandH.M.Selim.2014.Transportoftinandleadin

soils:Miscibledisplacementexperimentsandsecond-ordermodeling.SoilSci.Soc.Am.J.78:701–712.

224. Yan,Y.P.,F.LiuJr.,W.Li,X.H.FengandD.L.Sparks.2014.Sorptionand

desorptioncharacteristicsoforganicphosphatesofdifferentstructuresonaluminum(oxyhydr)oxides.EuropeanJ.SoilSci.65:308-317.

36

225.Zhu,M.,P.Northrup,C.Shi,S.j.L.Billinge,D.L.SparksandG.A.Waychunas.2013.Structureofsulfateadsorptioncomplexesonferrihydrite.Environ.Sci.Letters1:97-100.

226. Yeasmin,S.,B.Singh,R.S.Kookana,M.Farrell,D.L.Sparks,C.T.Johnston.

2014.Influenceofmineralcharacteristicsontheretentionoflowmolecularweightorganiccompounds:Abatchsorption-desorptionandATR-FTIRstudy.J.ColloidInter.Sci.432:246-257.

227. Chen,C.,J.Dynes,J.Wang,C.Karunakaran,andD.L.Sparks.2014.Softx-ray

spectromicroscopystudyofmineral-organicmatterassociationsinpasturesoilclayfractions.Environ.Sci.Technol.48(12):6678–6686.

228. Yan,Y.,W.Li,J.Yang,A.Zheng,F.Liu,X.Feng,andD.L.Sparks.2014.

Mechanismofmyo-inositolhexakisphosphatesorptiononamorphousaluminumhydroxide:Spectroscopicevidenceforrapidsurfaceprecipitation.Environ.Sci.Technol.48(12):6735-6742.

229. Fan,J-X.,Y-J.Wang,C.Liua,L-H.Wang,K.Yang,D-M.Zhou,W.Li,

D.L.Sparks.2014.Effectofironoxidereductivedissolutiononthetransformationandimmobilizationofarsenicinsoils:NewinsightsfromX-rayphotoelectronandX-rayabsorptionspectroscopy.J.Haz.Mat.279:212–219.

230. Chen,C.,J.Dynes,J.WangandD.L.Sparks.2014.PropertiesofFe-organic

matterassociationsviacoprecipitationversusadsorption.Environ.Sci.Technol.48(23):13751–13759.

231. Siebecker,M.,W.Li,S.Khalid,andD.L.Sparks.2014.RealtimeQ-EXAFS

spectroscopymeasuresrapidprecipitateformationatthemineral-waterinterface.NatureCommunications(5)5003:1-7.

232. Li,W.,S.R.Joshi,G.Hou,D.J.Burdige,D.L.Sparks,andD.P.Jaisi.2015. CharacterizingphosphorusspeciationofChesapeakeBaysedimentsusing

chemicalextraction,31PNMR,andX-rayabsorptionfinestructurespectroscopy.Environ.Sci.Technol.49(1):203-211.DOI:10.1016/j.hazmat.2014.06.079

233. Abdala,D.B.,P.A.Northrup,Y.AraiandD.L.Sparks.2015.Surfaceloading

effectsonorthophosphatesurfacecomplexationatthegoethite/waterinterfaceasexaminedbyextendedX-rayAbsorptionFineStructure(EXAFS)spectroscopy..ColloidInterface.437:297–303.

DOI:10.1016/j.jcis.2014.98.057234. Abdala,D.B.,P.A.Northrup,F.C.Vicentin,andD.L.Sparks.2015.Residence

timeandpHeffectsonthebondingconfigurationoforthophosphatesurfacecomplexesatthegoethite/waterinterfaceasexaminedbyExtendedX-RayAbsorptionFineStructure(EXAFS)spectroscopy.J.ColloidInter.Sci.442:15–2.

DOI:10.1016/j.jcis.2014.11.048

37

235. Chen,C.andD.L.Sparks.2015.Multi-elementalscanningtransmissionX-

raymicroscopy–nearedgeX-rayabsorptionfinestructurespectroscopyassessmentoforgano–mineralassociationsinsoilsfromreducedenvironments.EnvironmentalChemistry12(1):64-73.DOI:10.1071/EN14042.

236. Joshi,S.,R.Kukkadapu,D.Burdige,M.Bowden,D.Sparks,andD.Jaisi.2015.

Organicmatterremineralizationpredominatesphosphoruscyclinginthemid-baysedimentsintheChesapeakeBay.Environ.Sci.Technol.49(10):5887-5896.DOI:10.1021/es5059617.

237. Amundson,R.,A.A.Berhe,J.Hopmans,C.Olson,A.E.Sztein,D.L.Sparks. 2015.Soilandhumansecurityinthe21stcentury.Science348,1261071. DOI:10.1126/science.1261071

238. Abdala,D.B.,I.R.daSilva,L.VergutzandD.L.Sparks.2015.Long-term

manureapplicationeffectsonphosphorusspeciation,kineticsanddistributioninhighlyweatheredagriculturalsoils.Chemosphere119:504-514.

DOI:10.1016/j.chemosphere.2014.07.029239. Chen,C.R.KukkadapuandD.L.Sparks.2015.Influenceofcooprecipitated

organicmatteronFe2+(aq)–catalyzedtransformationofferrihydrite:Implicationsforcarbondynamics.Environ.Sci.Technol.49(18):10927–10936.

DOI:10.1021/acs.est.5b02448240. Wu,Y.,W.Li,andD.L.Sparks.2015.Theeffectsofiron(II)onthekineticsof

arsenicoxidationandsorptiononmanganeseoxides.JCIS(InPress) DOI:10.1016/j.jcis.2015.07.022241. Li,T.Q.,Q.Tao,M.J.I.Shohag,MJI,X.E.Yang,D.L.SparksandY.C.Liang.

2015.RootcellwallpolysaccharidesareinvolvedincadmiumhyperaccumulationinSedumalfredii.PlantSoil389:387-399.

DOI:10.1007/s11104-014-2367-3.242. Fischel,M.H.H.,J.S.Fischel,B.J.LaffertyandD.L.Sparks.2015.Theinfluence

ofenvironmentalconditionsonkineticsofarseniteoxidationbymanganese-oxides.GeochemTrans16:15.DOI:10.1186/s12932-015-0030-4

243. Chowdhury,S.,N.S.Bolan,B.Seshadri,A.Kunhikrishnan,H.Wijesekara,Y.

Xu,J.Yang,G-H.Kim,D.SparksandC.Rumpel.2015.Co-compostingsolidbiowasteswithalkalinematerialstoenhancecarbonstabilizationandrevegetationpotential.EnvironSciPollutRes,pp1-12.DOI:10.1007/s11356-015-5411-9

38

244. Wu,Y.W.Li,andD.L.Sparks.2015.EffectofIron(II)onarsenicsequestrationbyδ-MnO2:Desorptionstudiesusingstirred-flowexperimentsandx-rayabsorptionfine-structurespectroscopy.Environ.Sci.Technol.(InPress)

DOI:10.1021/acs.est.5b04087245. Lopes,G.,E.T.S.Costa,E.S.Penido,D.L.SparksandL.R.G.Guilherme.

2015.BindingintensityandmetalpartitioninginsoilsaffectedbyminingandsmeltingactivitiesinMinasGerais,Brazil.EnvironSci.Pollut.Res.22:13442–13452.DOI:10.1007/s11356-015-4613-5

246. Ono,F.B.,E.S.Penido,R.Tappero,D.SparksandL.R.G.Guilherme.2016.

BioaccessibilityofCdandPbintailingsfromazincsmeltinginBrazil:Implicationsforhumanhealth.EnvironGeochemHealth37:1-14.

DOI10.1007/s10653-015-9774-0247. Zhao,H.,M.Zhu,W.Li,E.J.Elzinga,M.Villalobos,F.Liu,J.Zhang,X.Feng,andD.

L.Sparks.2016.RedoxreactionsbetweenMn(II)andhexagonalbirnessitechangeit’slayersymmetry.Environ.Sci.Technol.50(4):1750–1758.DOI:10.1021/acs.est.5b04436

248. Wang,X.,M.Zhu,L.K.Koopal,W.Li,W.Xu,F.Liu,J.Zhang,Q.Liu,X.Feng

andD.Sparks.2016.Effectsofcrystallitesizesonthestructureandmagnetismofferrihydrite.Environ.Sci.:Nano3:190–202DOI:10.1039/C5EN00191A

249. Ming,H.,R.Naidu,B.Sarkar,D.T.Lamb,Y.Liu,M.Megharaj,D.Sparks.

2016.Competitivesorptionofcadmiumandzincincontrastingsoils.Geoderma268:60–68.DOI:10.1016/j.geoderma.2016.01.021

250. Chowdhury,S.,N.S.Bolan,B.Seshadri,A.Kunhikrishnan,H.Wijesekara,Y.

Xu,J.Yang,G.-H.Kim,D.SparksandCorneliaRumpel.2016.Co-compostingsolidbiowasteswithalkalinematerialstoenhancecarbonstabilizationandrevegetationpotential.EnvironSciPollutRes23:7099–7110.

251. Fan,T.T,Y.-J.Wang,C.-B..Li,J.-Z..He,J.Gao,D.Zhou,S.P.Friedman,andD.

L.Sparks.2016.EffectoforganicmatteronsorptionofZnonsoil:ElucidationbyWieneffectmeasurementsandEXAFSspectroscopy.Environ.Sci.Technol50(6):2931–2937DOI:10.1021/acs.est.5b05281

252. YangJ.J.,J.Wang,W.N.Pan,T.Regier,Y.F.Hu,C.Rumpel,N.Bolan,D.L.

Sparks.2016.Retentionmechanismsofcitricacidinternarykaolinite-Fe(III)-citrateacidsystemsusingFeK-edgeEXAFSandL3,2-edgeXANESspectroscopy.ScientificReports.6:26127.

DOI:10.1038/srep26127

39

253. Starcher,A.N.,W.Li,R.K.Kukkadapu,E.J.ElzingaandD.L.Sparks.2016.Fe(II)sorptiononpyrophyllite:EffectofstructuralFe(III)(impurity)inpyrophylliteonnatureoflayereddoublehydroxide(LDH)secondarymineralformation.Chem.Geology439:152-160.DOI:10.1016/j.chemgeo.2016.06.017

254. Pan,W.,J.Kan,S.Inamdar,C.ChenandD.Sparks.2016.DissimilatorymicrobialironreductionreleaseDOC(dissolvedorganiccarbon)fromcarbon-ferrihydriteassociation.SoilBiol.Biochem.103:232-240.DOI:10.1016/j.soilbio.2016.08.026

255. Ono,F.B.,R.Tappero,R.,D.SparksandL.R.G.Guilherme.2016.Investigationofarsenicspeciesintailingsandwindblowndustfromagoldminingarea.EnvironmentalScienceandPollutionResearch23(1):638-647.DOI:10.1007/s11356-015-5304-y

256. Starcher,A.,E.J.ElzingaandD.L.Sparks.2016.FormationofamixedFe(II)-Zn-Allayeredhydroxide:EffectsofZnco-sorptiononFe(II)layeredhydroxideformationandkinetics.ChemicalGeology(InPress)DOI:10.1016/j.chemgeo.2016.11.027

E. InvitationalPapersandPresentationsatSymposia

1. Sparks,D.L.1980.Kineticsandthermodynamicsofpotassiumexchangeinpureandinmixedsystems."ChemistryintheSoilEnvironment:IonExchangeSymposium",SoilScienceSocietyofAmericaMeetings,Detroit,Michigan.

2. Jardine,P.M.,andD.L.Sparks.1982.ThermodynamicsandkineticsofK-Ca

exchangeinsoil.56thColloidandSurfaceScienceSymposium,Blacksburg,Virginia,June13-16.

3. Sparks,D.L.1982.Theroleofboroninplantnutrition.BoronSymposium

sponsoredbyU.S.BoraxCorporation.

4. Sparks,D.L.1982.ChemistryofsoilpotassiuminAtlanticCoastalPlainSoils,EasternSoilFertilitySymposium,Salisbury,Maryland.

5. Sparks,D.L.1982.Ionicactivities:Anhistoricalandtheoreticaloverview.

"ChemistryintheSoilEnvironment:IonExchangeSymposium",SoilScienceSocietyofAmericaMeetings,Anaheim,California.

6. Sparks,D.L.1983.Onthekineticsofionexchangeinheterogeneoussystems.VisitingscholarattheUniversityofKentucky,Lexington,Kentucky.

7. Sparks,D.L.1984.Dynamicsofsoilpotassium.VisitingScholar,Rutgers

University,NewBrunswick,NewJersey.

40

8. Sparks,D.L.1984.Kineticsandthermodynamicsofpotassiumexchangein

clayminerals,SymposiumonClayMineralogy,Calgary,Canada,August,1984.

9. Sparks,D.L.1984.ChemistryofpotassiumonAtlanticCoastalPlainsoils.

VisitingScholar,UniversityofMaryland,CollegePark,Maryland,May,1984.


soils.VisitingScholar,TheOhioStateUniversity,Columbus,Ohio,October,1984.

11. Sparks,D.L.1985.Soilchemistryapplicationstosoilmanagement

systems.VisitingScholar,ThePennsylvaniaStateUniversity,UniversityPark,Pennsylvania,February,1985.

12. Sparks,D.L.1985.Kineticsofionicexchangeinpureandinmixed

systems.VisitingScholar,SavannahRiverEcologyLaboratory,Aiken,SouthCarolina,April,1985.

13. Sparks,D.L.,andP.M.Huang.1985.Thephysicalchemistryofsoil

potassium.InternationalPotassiumSymposium,Atlanta,Georgia,July,1985.

14. Sparks,D.L.1985.Dynamicsofsoilpotassium.VisitingScholar,University

ofSaskatchewan,Saskatoon,Canada,October,1985.

15. Sparks,D.L.1986.Kineticsofionexchangeonsoilsandclayminerals.VisitingProfessorLecture,UniversityofCalifornia,Riverside,Riverside,California,February,1986.

16. Sparks,D.L.1986.Dynamicsofpotassiumexchangeinsoilsandclay

minerals.VisitingProfessor,UniversityofCalifornia,Riverside,Riverside,California,March,1986.

17. Sparks,D.L.1986.Physicalchemistryofsoilpotassium.VisitingScholar,

UniversityofCalifornia,Berkeley,Berkeley,California,March,1986.

18. Sparks,D.L.1986.Boronmovementinthesoil,uptakebytheplantandratesrequiredtocorrectadeficiencyondifferentsoiltypes,BoronSymposium,Richmond,Virginia,August,1986.

19. Sparks,D.L.1986.Potassiumreleasefrominterlayers.International

PotassiumCongress,Reims,France,August,1986.

20. Sparks,D.L.1986.Elucidationofrate-limitingstepsforionexchangeprocessesonclaymineralsurfaces.ClaySurfaceandColloidSymposium,ClayMineralsSocietyMeeting,Jackson,Mississippi,October,1986.

41

21. Sparks,D.L.1986.Kineticsofreactionsonsoilconstituents.VisitingScholar,VirginiaPolytechnicInstituteandStateUniversity,Blacksburg,VA,October,1986.

22. Sparks,D.L.1986.Kineticsofsoilchemicalprocesses.Soilchemistry

invitationalsymposium.SoilScienceSocietyofAmericaMeeting,NewOrleans,Louisiana.

23. Sparks,D.L.1987.Chemistryofsoilboron.U.S.BoraxCorporation

ResearchDivision,Anaheim,CA,March,1987.

24. Sparks,D.L.1987.Physicalchemistryofsoilpotassium.LectureSeriesinBeijing,Nanjing,Wuhan,Hangzhou,andGhangzhou,China,September,1987.

25. Sparks,D.L.1988.Kineticsofsoilchemicalprocesses.USDA-ARSEastern

RegionalLaboratory,Philadelphia,PA,May,1988. 26. Sparks,D.L.1988.Releaseofboronfromsoilorganicmatter.U.S.Borax

Symposium,Louisville,KY,July,1988.

27. Sparks,D.L.,andC.P.Schulthess.1988.Modelingchemicalsorptiononsoilsandsoilconstituents.SoilChemistryInvitationalSymposium.SoilScienceSocietyofAmericaMeeting,Anaheim,California.

28. Sparks,D.L.1989.Kineticsofsoilchemicalprocesses.LectureSeriesin

Bet-DaganandHaifa,Israel,March,1989. 29. Sparks,D.L.1989.Kineticsofreactionsonsoilsandsoilconstituentsand

chemicalsorptionphenomenaonsoilsandsoilconstituents.WillieWoltzDistinguishedLecturer.NorthCarolinaStateUniversity,Raleigh,N.C.,April,1989.

30. Sparks,D.L.1989.Chemicalkineticsandmasstransferprocessesinsoils

andsoilconstituents.NATOAdvancedStudyInstituteLecturer,July9-16,Pullman,Washington.

31. Sparks,D.L.,andP.C.Zhang.1989.Relaxationmethodsforstudying

kineticsofsoilchemicalphenomena.KineticsofSoilPhysicochemicalProcessesInternationalSymposium.SoilScienceSocietyofAmericaMeeting,LasVegas.

32. Aharoni,C.,andD.L.Sparks.1989.Applicationofchemicalkineticsto

heterogeneoussoils.KineticsofSoilPhysicochemicalProcessesInternationalSymposium.SoilScienceSocietyofAmericaMeeting,Las

Vegas. 33. Sparks,D.L.1990.Kineticsofsoilchemicalprocesses:Anoverview.The

invitationalspeakerinKineticsofIonSorptiononSoilsSymposium,InternationalSoilScienceCongress,Kyoto,Japan.

42

34. Bar-Tal,A.,S.Feigenbaum,andD.L.Sparks.1990.Dynamicsofsoil

potassiuminmulticationicsystems.InternationalPotashInstituteSymposium,Minsk,Russia.

35. Zhang,Z.Z.,P.C.Zhang,andD.L.Sparks.1991.Dynamicsandmechanisms

oforganicpollutantinteractionsonclayminerals.TheColloidalandSurfaceChemistryofClaysSymposium,Am.Chem.Soc.Meeting,Atlanta,GA.

36. Sparks,D.L.1991.Kineticsofmetalsorptionreactions.MetalSpeciation

andContaminationofSoilWorkshop,JekyllIsland,GA,May22-24.

37. Sparks,D.L.1991.Physicalchemistryofpotassium.JustusvonLiebigUniv.,Giessen,Germany,August,1991.

38. Sparks,D.L.1991.Kineticsofsoilchemicalprocesses.Institutfur

Strahlenschutz,Neuherberg,Germany. 39. Sparks,D.L.,S.E.Fendorf,P.C.Zhang,andL.Tang.1992.Kineticsand

mechanismsofenvironmentallyimportantreactionsonsoilcolloidalsurface,NATO-ASI"Migrationandfateofpollutantsinsoilsandsubsoils".May,1992,Maratea,Italy.

40. Sparks,D.L.1992.Soilandenvironmentalchemistryresearchinthe

NortheasternUSA:Challengesandopportunitiesforthe1990's.NortheasternBranch,AmericanSocietyofAgronomy,Meeting,Storrs,CT,June,1992.

41. Sparks,D.L.1992.AdvisingM.S.graduatestudents.SSSASymposium

"Soilscienceeducation:Philosophyandperspectives".SSSAMeeting,Minneapolis,Minnesota,October,1992.

42. Sparks,D.L.,andS.E.Fendorf.1992.Rapidreactionkinetictechniques.

GoldschmidtConference,Reston,VA,May,1992.

43. Sparks,D.L.1993.Thephysicalchemistryofsoilpotassium.RothamstedExperimentalStation,Harpenden,England.June,1993.

44. Sparks,D.L.1993.Surfacechemistryofsoils.UniversityofBirmingham,

Birmingham,England.July,1993. 45. Sparks,D.L.1993.Kineticsandmechanismsofenvironmentallyimportant

reactionsinsoilsandonsoilcomponents.LancasterUniversity,Lancaster,England.July,1993.

46. Fendorf,S.E.,P.R.Grossl,andD.L.Sparks.1993.Oxyanionsurface

structuresongoethite.SoilSci.Soc.Am.Meetings,Minneapolis,MN.,November,1993.

43

47. Sparks,D.L.1993.Sorptionofhydrolyzableionsonoxidesurfaces.TheJohnsHopkinsUniversity,Baltimore,MD.October,1993.

48. Steffens,D.,andD.L.Sparks.1994.Effectsofagingonthekineticsof

nonexchangeableammonium-nitrogenreleasefromsoilsandclays.SSSAMeeting,Seattle,WA.

49. Eick,M.J.,D.L.Sparks,D.C.Golden,andD.W.Ming.1994.Dissolutionof

alunarglasssimulant:TheeffectofpHandorganicacidsat298K.SSSAMeeting,Seattle,WA.

50. Stapleton,M.G.,D.L.Sparks,andS.K.Dentel.1994.Kineticsand

mechanismsofpentachlorophenolsorption/desorptionwithanorgano-clay.SSSAMeeting,Seattle,WA.

51. Fendorf,S.E.,D.L.Sparks,andM.Fendorf.1994.Mechanismofaluminum

sorptiononbirnessite:Influencesonchromiumoxidation.Int.SoilSci.Congr.,Acapulco,Mexico.

52. Fendorf,S.E.,andD.L.Sparks.1994.Applicationofsurfacespectroscopics

andmicroscopicstoelucidatesorptionmechanismsonoxidesurfaces.Int.SoilSci.Congr.,Acapulco,Mexico.

53. Scheidegger,A.M.,andD.L.Sparks.1995.Kineticsoftheformationandthe

dissolutionofnickelprecipitatesonpyrophyllite.Am.Chem.Soc.Meeting,April6,Anaheim,CA.

54. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1995.Nickelspeciation

usingin-situspectroscopicandmicroscopicapproaches.3rdInternationalConferenceonBiogeochem.ofTraceElements,May15-19,Paris,France.

55. Sparks,D.L.1995.Kineticsofenvironmentallyimportantreactionson

naturalmaterials.VisitingScholar,Univ.ofSaskatchewan,Saskatchewan,Canada.

56. Sparks,D.L.1995.Kineticsandmechanismsofmetalsorption/desorption

onoxides.SwissFederalInstituteofTechnology,Zurich,Switzerland.

57. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1996.Monitoringthekineticsofmetalsurfaceprecipitateformationusingx-rayabsorptionfinestructurespectroscopy.Symposiumonsorptionofmetalsbyearthmaterials.AmericanChemicalSocietyNationalMeeting,NewOrleans,LA,March1996.

58. Strawn,D.G.,andD.L.Sparks.1996.InfluenceofagingonthekineticsofPb

releasefromsoil.AmericanChemicalSocietyNationalMeeting,New Orleans,LA,March1996.

59. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1996.ThekineticsofmixedNi-Alhydroxideformationonclaysandaluminumoxidesas

44

monitoredbyX-rayabsorptionfinestructure(XAFS)spectroscopy.The9thInternationalConferenceonX-rayAbsorptionFineStructure,Grenoble,France,August1996.

60. Sparks,D.L.,A.M.Scheidegger,D.G.Strawn,andA.M.Brennan.1996.

Mechanismsofslowmetalsorptiononsoils:Anoverview.SoilSci.Soc.Am.Meeting,Indianapolis,IN,November1996.

61. Sparks,D.L.1997.Applicationsofsoftx-rayradiationtothestudyof

importantinorganicspecies.MolecularEnvironmentalScienceintheSoftX-rayRegionWorkshop.LawrenceBerkeleyNationalLaboratory,Univ.ofCalifornia,Berkeley,CA,March27-28.

62. Sparks,D.L.,A.M.Scheidegger,D.G.Strawn,andK.G.Scheckel.1997.

Kineticsandmechanismsofmetalcationsorptionatthemineral/waterinterface.InKineticsandMechanismsofReactionsattheMineral/WaterInterface.D.L.SparksandT.J.Grundl(Co-Organizers)213thAm.Chem.Soc.Meeting,SanFrancisco,CA,April13-17.

63. Strawn,D.G.,andD.L.Sparks.1997.Sorptionkineticsoftraceelementsin

soilsandsoilmaterials.4thIntern.Conf.ontheBiogeochemistryofTraceElements,Univ.ofCalifornia,Berkeley,June23-26.

64. Sparks,D.L.1997.Kineticsandmechanismsofmetalsorptionatthe

mineral/waterinterface:Amolecularapproach.PaulScherrerInstitute,Villigen,Switzerland,August26.

65. Sparks,D.L.1997.Kineticsandmechanismsofsorptiononsoilminerals:A

molecularapproach.DuPontThermodynamics,Kinetics,andMechanismssymposium,DuPontCo.,Wilmington,Delaware,November3.

66. Sparks,D.L.1998.Kineticsandmechanismsofmetalsorptionatthe

mineral/waterinterface:Amolecularapproach.Iowa,StateUniversity,Ames,Iowa,April,1998.

67. Scheidegger,A.M.,D.G.Strawn,D.R.Roberts,K.G.Scheckel,andD.L.Sparks.

1998.Thedynamicsofmetaladsorptionandsurfaceprecipitateformationonsoilmaterialsasmonitoredbysurfacemoleculartechniques.16thWorldCongressofSoilScience,20-26August,Montpellier,France.

68. Scheinost,A.C.,R.G.Ford,andD.L.Sparks.1998.Characterizationof

polynuclearNispeciesatthesurfaceofphyllosilicates,gibbsiteandamorphoussilicausingdiffusereflectancespectroscopy.V.M.GoldschmidtConference,Toulouse,France,MineralogicalMag.Vol.62A:1332-1333.August30-September3.

69. Ford,R.G.,andD.L.Sparks.1998.Advancesinunderstandingthe

mechanismsandratesofsorptionphenomenaforinorganicsolutesinsoils.SSSAMeeting,Baltimore,Oct.18-22.

45

70. Ford,R.G.,andD.L.Sparks.1998.PotentialformationofsecondaryhydrotalcitelikeprecipitatesduringZnandCusorptiontopyrophyllite.V.M.GoldschmidtConference,Toulouse,France,MineralogicalMag.Vol.62A:462-463.

71. Sparks,D.L.1999.Frontiersinfundamentalresearchonmetalretentionat

naturalsurfaces.SymposiumonRMetalsintheEnvironment:FromFundamentalResearchtoIndustrialApplications,DuPontCo.,February8,Wilmington,Delaware.

72. Sparks,D.L.1999.Kineticsandmechanismsofmetalsorptionand

precipitatetransformationonsoilmineralsatthemolecularscale.TexasA&MUniversity,Dept.ofSoilandCropSciences,CollegeStation,TX,March10.

73. Sparks,D.L.1999.Surfaceprecipitationinsoils:Implicationsformetal

mobilityinthesubsurfaceenvironment.Dept.ofCivilandEnvironmentalEngineering,Univ.ofDelaware,April,22.

74. Sparks,D.L.1999.Metalsorptionratesandmechanismsatthemineral-

waterinterface.ChemistryDept.,NortheasternUniversity,Boston,Massachusetts,May20.

75. Sparks,D.L.1999.Metalsorptionatsoilmineralsurfaces:Acontinuum

fromadsorptiontoprecipitation.Dept.ofGeologicalandEnviron.Sciences,StanfordUniv.,PaloAlto,California,June21.

76. Sparks,D.L.1999.Kineticsofreactionsatthesoilmineral/waterinterface.

PlenarylectureofsymposiumRReactionKinetics:LinkageBetweenSoilScienceandPlantNutrition”.HohenheimUniv.,Stuttgart,Germany.

77. Sparks,D.L.1999.Frontiersinmetalsorptionkinetics

andmechanismsatthemineral/waterinterface.EnvironmentalChemistryandTransportSymposium,WileyEnviron.MolecularSciencesLab,PacificNorthwestNationalLaboratory,Richland,Washington,July21.

78. Peak,J.D.,andD.L.Sparks.1999.Kineticsofoxyanionsorptiononmetal

oxides:Atime-resolvedATR-FITRspectroscopicstudy.5thInt.Conf.ontheBiogeochemistryofTraceElements,July11-15,Vienna,Austria

79. Elzinga,E.J.,andD.L.Sparks.1999.Adsorptionmechanismsofleadon

amorphoussilica.5thInt.Conf.ontheBiogeochemistryoftraceelements.July11-15,Vienna,Austria.

80. Sparks,D.L.2000.Theroleofmolecularenvironmentalsciencein

advancingthefrontiersofmetalspeciationinnaturalsystems.ChemicalEngineeringIGERT(NSF)Program,WashingtonStateUniv.,March.

81. Sparks,D.L.2000.Metalsorption/releaseonmineralsurfaces.Soiland

CropSciencesDept.,WashingtonStateUniv.,March.

46

82. Sparks,D.L.2000.Soilchemistry:PastProgressandFutureFrontiers.

IUSSMid-CongressSymposium,Bangkok,Thailand,April.

83. Sparks,D.L.2000.Metalprecipitationanddissolutionatthemineral/waterinterface,RutgersUniversity,NewBrunswick,NewJersey,April.

84. Sparks,D.L.2000.Seriesof10lecturesonkineticsandsurfacechemistry

ofsoils.UniversityofBari,Bari,Italy,May.85. Sparks,D.L.2000.Advancesinunderstandingthekineticsand

mechanismsofmetalsorptionatthemineral/waterinterface.KeynoteLecture.ThirdInternationalSymposiumoftheWorkingGroupM.O.“InteractionsofSoilMineralswithOrganicContaminantsandMicroorganisms”,Naples,Italy,May22-26.

86. Sparks,D.L.2000.Metalsorptionandprecipitationatthesoil

mineral/waterinterface:Implicationsforsequestrationandremediation.DepartmentofLand,AirandWaterResources,UniversityofCalifornia-Davis,Davis,California,October.


advancingthefrontiersofcontaminantspeciation.NanophasesintheEnvironment,Agriculture,andTechnology(NEAT)Center,UniversityofCalifornia-Davis,Davis,California,October.

88. Sparks,D.L.2000.Frontiersinelucidatingmetalsorptionmechanismsat

thesoilmineralwater/interfaceusingmolecularscaletechniques.KeynoteLecture,“SurfaceChemicalProcessesinNaturalEnvironmentsSymposium”,MonteVerita,Ascona,Switzerland,October1-6.

89. Sparks,D.L.2001.Metalsorptionkineticsandmechanismsatthe

mineral/waterinterface:Implicationsforsequestrationandremediation.StateUniversityofNewYork,StonyBrook,NewYork,April12.


advancingthefrontiersofcontaminantspeciationanddynamicsinnaturalsystems.HarvardUniversity,Cambridge,Massachusetts,April19.

91. Sparks,D.L.2001.SpeciationofAsandZnincontaminatedsoilsusing

micro-focusedx-rayabsorptionspectroscopy.BrookhavenNationalLaboratory,Upton,NewYork,May21.

92. Sparks,D.L.2001.Frontiersinelucidatingmetalsorptionmechanismsat

themineral/waterinterface:Fromthemacroscopictothemolecularscale.KeynoteSpeakerinEnvironmentalSurfaceChemistrySymposiumof75thACSColloidandSurfaceScienceSymposium,Carnegie-MellonUniv.,Pittsburgh,Pennsylvania,June10-13.

47

93. Sparks,D.L.2001.Frontiersinassessingtheroleofchemicalspeciationandnaturalattenuationonthebioavailabilityofcontaminantsintheterrestrialenvironment.PlenarytalkatBioavailability2001-ChemicalBioavailabilityintheTerrestrialEnvironment,Adelaide,SouthAustralia,CSIRO,November18-20.

94. Sparks,D.L.2001.Frontiersinassessingtheroleofchemicalspeciation

andnaturalattenuationonthefateofcontaminantsinsoils.CSIRO,WesternAustralia,Perth,Australia.November.


advancingthefrontiersofchemicalspeciationanddynamicsinnaturalsystems.CSIRO,Canberra,Australia.November.


advancingthefrontiersofchemicalspeciationanddynamicsinnaturalsystems.CSIRO,UniversityofMelbourne,Australia.November.

97. Ford,R.G.,Y.AraiandD.L.Sparks.2001.Approachestocharacterizing

solidphasearsenicspeciationinsoils.17thInt.Conf.OnContaminatedSoils,SedimentsandWater,October22-25,Univ.ofMassachusetts,Amherst,Massachusetts.

98. Sparks,D.L.2002.Kineticsandmechanismsofmetalsorption/desorptiononnaturalmaterials:Amulti-scaleapproach.UniversityofKentucky,AgronomyDept.,March.

99. Sparks,D.L.2002.Theroleofsynchrotronradiationinadvancingfrontiers

inenvironmentalsoilscience.KeynoteAddress,SynchrotronEnvironmentalScience,May6-8,ArgonneNationalLaboratory,AdvancedPhotonSource,Argonne,Illinois.

100. Sparks,D.L.2002.Metalsorptiononsoilmineralsurfaces.

NanogeoscienceWorkshop,LawrenceBerkeleyNationalLaboratory,Berkeley,California,June14-16.

101. Sparks,D.L.2002.Theroleofmolecularscaleinvestigationsinadvancing

thefrontiersofcontaminantspeciationandbioavailabilityinsoils.KeynotePaper,BouyoucosConferenceonMolecularLevelProcessesControllingAvailabilityofChemicalSpeciestoPlantsandMicrobesinSoil.June23-27,Kassandra,Halkidiki,Greece.

102. Sparks,D.L.2002.It’saboutscaleandinterfaces:Frontiersinbasicsoil

scienceresearch.PlenaryAddress,17thWorldCongressofSoilScience,August13-21,Bangkok,Thailand.

103. Sparks,D.L.2002.It’saboutscaleandinterfaces:Fromthelandscapeto

themolecular.S.HallockduPontInauguralLecture,DBI,May19.

48

104. Sparks,D.L.2002.Frontiersincontaminantfateandspeciation:It’saboutscaleandinterfaces.PrincetonUniversity,Princeton,NewJersey,October10.

105. Sparks,D.L.2002.Frontiersincontaminantfateandspeciation:It’sabout

scaleandinterfaces.USGS,MenloPark,California,October16.

106. Sparks,D.L.2003.Frontiersinbasicsoilscienceresearch:grandchallengesandopportunities.26thCongressofthePolishSocietyofSoilScience,PlenaryPresentation,Krakow,Poland.September8-10.

107. Sparks,D.L.2003.Frontiersincontaminantfateandspeciation.Therole

ofsynchrotronradiationKeynotepresentation.IUPAC,CanadianChemical Society,CanadianLightSource,Ottawa,Canada,August10-14.

108. Gräfe,M.,D.L.Sparks,A.LanzirottiandM.Marcus.2003.In-situspeciationofarseniccontaminatedsoilusingsynchrotronbasedmicro-focusedX-rayfluorescenceandX-rayabsorptionspectroscopy.7thInternationalConferenceOnTheBiogeochemistryofTraceElements.Uppsala,Sweden,June15-19.

109. Dyer,J.A.,N.C.Scrivner,B.Fritzler,P.Trivedi,D.L.Sparks,andS.Sanders.

2003.Predictingtrace-metalfateinaqueoussystemsusingacoupledequilibrium-surface-complexation,dynamic-simulationmodel.2ndInt.,Symp.onUndergroundInjectionScienceandTechnology.LBNL,Berkeley,California.October22-25.

110. Trivedi,P.,D.L.Sparks,J.A.Dyer,N.C.Scrivner,andK.Pandya.2003.

Short-andlong-termfateoftracemetalcontaminantsinanoxicaqueousenvironmentsasafunctionofbackground-electrolyteandtemperature.2ndInt.Symp.onUndergroundInjectionScienceandTechnology.LBNL,Berkeley,California.October22-25.

111. Nachtegaal,M.,C.J.Jacobsen,andD.L.Sparks.2003.X-raymicroscopic

andNEXAFSspectroscopicstudiesofhumicsubstancesandtheirmetalbindingaffinity.EnvironmentalMolecularScienceWorkshopatNSLSUserMeeting,NationalSynchrotronLightSource,BrookhavenNationalLaboratory,Upton,NewYork.

112. Sparks,D.L.,2004.SheddingLightonSoilContaminationand

Remediation:TheRoleofSynchrotronRadiation,RoscoeEllis,Jr.Lecturer,KansasStateUniversity,Manhattan,Kansas,March17.

113. Sparks,D.L.2004.It’sAboutScaleandInterfaces:SoilChemistryfromthe

LandscapetotheMolecular.KansasStateUniversity,Manhattan,Kansas,March18.

114. Sparks,D.L.2004.Kineticsandmechanismsofmetalsorptionatthesoil

mineral/waterinterface.Thecontinuumfromadsorptiontoprecipitation.KeynoteLecture,in“ChemistryofMetalsinTerrestrialAquaticSystems”

49

symposium.227thAm.Chem.Soc.NationalMeeting,Anaheim,CaliforniaMarch28-April1.

115. Sparks,D.L.2004.Theroleofsynchrotronradiationinadvancingthe

frontiersofwater-rockinteractions.Keynotespeaker.ProceedingsoftheEleventhInternationalSymposiumonWater-RockInteractionWRI-11.SaratogaSprings,NewYork.June27-July2.

116. Borda,M.J.,D.L.Sparks,M.A.A.Schoonen,andD.R.Strongin.2004.Using

time-lapseATR-FTIRspectroscopytoinvestigatereactionsatthewater-rockinterface.ProceedingsoftheEleventhInternationalSymposiumonWater-RockInteractionWRI-11.SaratogaSprings,NewYork.June27-July2.

117. Dyer,J.A.,N.C.ScrivnerandD.L.Sparks.2004.Couplinguncertainty

analysiswithasurfacecomplexationmodel.ProceedingsoftheEleventhInternationalSymposiumonWater-RockInteractionWRI-11.SaratogaSprings,NewYork.June27-July2.

118. Sparks,D.L.,2004.Multi-scaleassessmentofionsorptionkineticsatthe

mineral/waterinterface.Keynotespeaker.228thACSNationalMeeting,Philadelphia,PennsylvaniaAugust22-26.

119. Sparks,D.L.2004.Sheddinglightonmetalspeciationatmineralsurfaces:

Theroleofsynchrotron-basedspectroscopictechniques.Keynotespeaker.228thACSNationalMeeting,Philadelphia,Pennsylvania.August22-26.

120. Sparks,D.L.2004.Sheddinglightonremediationofpollutedsoils.Therole

ofsynchrotionradiation.Keynotespeaker.Eurosoil2004,Freiburg,Germany.September9.

121. Sparks,D.L.2004.Grandchallengesandopportunitiesinbasicsoilscience

researchandthedisciplineofsoilscience.Plenaryspeaker.SuperSoil2004.Sydney,Australia,December5.

122. Paul,K.,M.Borda,J.Kubicki,D.Sparks.2005.SO42-coordinationand

speciationattheFe-(Hydr)oxide-H2OInterface:MO/DFT&FTIRResults.IUSSSymposium,Voemma,October.

123. Sparks,D.L.2005.KineticsofChemicalReactionsinEnvironmental

Systems:ResearchNeedsandChallenges.KeynoteTalkNSLSUsersUMeeting,In-situAnalysesinEnvironmentalSystems,BrookhavenNationalLaboratory,Upton,NewYork,May23-25.

124. Sparks,D.L.2005TheRoleofXAFSinAdvancingtheFrontiersof

MolecularEnvironmentalScience.KeynoteTalk4thSummerSchoolofCondensedMattersResearch,Zuoz,Switzerland,August14-21.

125. Sparks,D.L.AdvancesinElucidatingBiogeochemicalProcessesinSoils:

It’sAboutScaleandInterfaces.KeynoteTalk.7thInternationalSymposium

50

ofGeochemistryoftheEarth’sSurface(GES-7),Aix-en-Provence.August23-27.

126. Sparks,D.L.GrandChallengesandOpportunitiesintheEnvironmental

Sciences:TheImportanceofBasicResearchandTechnology.SterlingB.HendricksMemorialLecture,AmericanChemicalSocietyMeeting,Washington,D.C.,August31.

127. Sparks,D.L.FrontiersinContaminantSpeciationandReactivityin

TerrestrialEnvironments:TheRoleofSynchrotonRadiation.PlenaryTalk.JapaneseSocietyofSoilScienceandPlantNutritionMeeting,Matsue,Japan,September6-8.

128. Sparks,D.L.FrontiersinSoilScience:TechnologyandtheInformation

Age.PlenaryTalk.FrontiersofSoilScience-MessagesfromSoilScientistsinAsia,JapanCouncilofScience,Tokyo,Japan,September12.

129. Sparks,D.L.FutureDirectionsinBasicSoilScienceResearch:

OpportunitiesandChallenges.PlenaryTalk.InternationalSymposium2005,ApplicationofEmergingSoilScienceResearchanditsRoleintheConservationofAgriculturalEcosystems,Seoul,Korea,September28-29.

130. Sparks,D.L.ComplexEnvironmentalSystems/EcosystemHealth.Governor

Minner’sCouncilonScienceandTechnology,DelawareBiotechnologyInstitute,Newark,Delaware,October4.

131. Tappero,R.,M.Marcus,E.Peltier,R.L.ChaneyandD.L.Sparks.Plant-

Metal-SoilInteractions:Resultsfromsynchrotron-basedX-rayfluorescence(SXRF),X-rayabsorptionspectroscopy(XAS),andcomputedmicrotomography(CMT).SynchrotronEnvironmentalSciencesIII(SESIII)Workshop,Brookhaven,NationalLab,Upton,NewYorkSeptember20.

132. Paul,K.W.,M.J.Borda,J.D.KubickiandD.L.Sparks.2005.How

DehydrationAffectsSO42-AdsorptionattheFe-(Hydr)oxide-H2OInterface.IUSSSymposiumAdvancesofMolecularModelingPerspectivesforSoilResearch.UniversityofNaturalResourcesandAppliedLifeSciences,Vienna,Austria,October21-22.

133. McNear,D.H.andD.L.Sparks.2005.Usingsynchrotron-basedtechniques

toexploreheavymetalinteractionsattheplant-soil-waterinterface.CanadianLightSourceInc.AnnualUsers’MeetingandWorkshops,Saskatoon,Saskatchewan,Canada,November18-20.

134. Tappero,R.andD.L.Sparks.2006.Root-inducedchangesinmetal

speciationintherhizosphereandmetalhomeostasisinaNi/Cohyperaccumulator:Aspectromicroscopicinvestigation.16thAnnualV.M.GoldschmidtConference,Melbourne,Australia.

135. Sparks,D.L.2006.UseofX-rayAbsorptionSpectroscopyinAdvancingthe

FrontiersofInterfacialGeochemistry.KeynoteTalk.Spectroscopyof

51

Interfaces:GeochemistryInterfaces.231stAm.SocietyChemistryNationalMeeting,Atlanta,Georgia,March26-30.

136. Sparks,D.L.2006.AdvancesinUnderstandingHydrobiogeochemical

ProcessesImportantinSoilProtection.InvitedTalk.17thInternationalSoilTillageResearchOrganizationConference,“Sustainability-ItsImpacton

SoilManagementandEnvironment”,Kiel,Germany,August28-September3.

137. Sparks,D.L.,S.Parikh,M.Borda,andB.J.Lafferty.2006.Advancesinthe

UseofReal-TimeMolecularScaleTechniquestoExploreReactionMechanismsattheMineral/WaterInterface.InvitedTalk.ASymposiuminHonorofGarrisonSposito.232ndAm.ChemistrySocietyNationalMeeting,SanFrancisco,California,September10-14.

138. Sparks,D.L.2007.TheRoleofX-rayAbsorptionSpectroscopy(XAS)in

AdvancingtheFrontiersofEnvironmentalInterfacialChemistry.InvitedTalk.ACIS2007AustralianColloidandInterfaceSymposium,CoogeeBeach,Sydney,Australia,February4-8.

139. Sparks,D.L.2007.TheRoleofMolecularEnvironmentalSciencein

ElucidatingBiogeochemicalProcessesintheEarth’sCriticalZone.OldDominionUniversity,Norfolk,Virginia,March2.

140. Sparks,D.L.2007.FrontiersinExplorationofBiogeochemicalProcessesat

CriticalZoneInterfaces.DepartmentofPlantandSoilSciences,UniversityofKentucky,April27.

141. Sparks,D.L.2007.TheRoleofMolecularEnvironmentalSciencein

ElucidatingBiogeochemicalProcessesintheEarth’sCriticalZone.OldDominionUniversity,Norfolk,Virginia,March2.

142. Sparks,D.L.,2007.FrontiersinExplorationofBiogeochemicalInterfacesin

theEarth’sCriticalZone.GeophysicalLaboratory,CarnegieInstitutionofWashington,Washington,D.C.,June4.

143. Sparks,D.L.,2007.TheRoleofMolecularEnvironmentalScienceToolsin

ExploringMetalCyclingintheNaturalEnvironment.ZhejiangUniversity,Hangzhou,China,July12.

144. Sparks,D.L.,2007.TheRoleofMolecularEnvironmentalSciencein

AdvancingtheFrontiersofTraceElementBiogeochemistry.9thInternationalConferenceontheBiogeochemistryofTraceElements(ICOBTE),Beijing,China,July15-19.

145. Sparks,D.L.,2007.FrontiersinExplorationofBiogeochemicalInterfacesin

theEarth’sCriticalZone.ChinaAgriculturalUniversity,Beijing,China,July17.

146. Sparks,D.L.,2007.TheFutureofSoil:OpportunitiesandChallenges.The

52

27thCongressofthePolishSocietyofSoilScienceP70YearsJubilee,Warsaw,Poland,September3-7.

147. Sparks,D.L.,2007.FrontiersinExplorationofBiogeochemicalProcessesin

theEarth’sCriticalZone:TheRoleofScaleandInterfaces.DepartmentofCropandSoilEnvironmentalSciences,VirginiaTech,Blacksburg,Virginia,

October12. 148. Sparks,D.L.,2008.TheRoleofXAFSinAddressingGrandChallengesand

OpportunitiesinEnvironmentalScience.XASNSLS-IIWorkshop,BrookhavenNationalLaboratory,Upton,NewYork,January16.

149. Sparks,D.L.,2008.TheRoleofSynchrotronRadiationinAddressingGrand

ChallengesandOpportunitiesinEnvironmentalScience,J.BennettJohnston,Sr.CenterforAdvancedMicrostructuresandDevices(CAMD),BatonRouge,Louisiana,April4.


TheEarth’sCriticalZone:TheRoleofScaleandInterfaces,LouisianaStateUniversity,BatonRouge,Louisiana,April4.

151. Sparks,D.L.2008.ShiningLightonBiogeochemicalProcessesinthe

Earth’sCriticalZone.USDABeltsville’sDirectorDistinguishedLecturer,Beltsville,Maryland,June11.

152. Sparks,D.L.,S.J.Parikh,M.Ginder-VogelandG.Landrot.2008.Real-time

MolecularScaleRedoxKineticsattheMineral/WaterInterface.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.


Earth’sCriticalZone,UniversityofFlorida,Gainesville,Florida,September11-12.

154. Sparks,D.L.2008.ExploringFrontiersinKineticsandMechanismsof

GeochemicalProcessesattheMineral/WaterInterface.KeynotetalkatCenterforEnvironmentalKineticsAnalysis“AllHands”5thAnnualMeeting.ThePennsylvaniaStateUniversity,UniversityPark,Pennsylvania,October22.

155. Sparks,D.L.,S.J.Parikh,M.Ginder-VogelandG.Landrot.2008.Advances

inElucidatingReactivityandSpeciationattheMineral/waterInterface:TheRoleofAnalyticalTechniquesandComputationalModeling,GoldschmidtConference2008,Vancouver,Canada,July13-18.

156. Zhu,M.,M.Ginder-Vogel,S.J.ParikhandD.L.Sparks.2009.pHEffects

ontheStructureofBiogenicMn-oxides.237thACSNationalMeeting,SaltLakeCity,Utah,March22-26.

157. Sparks,D.L.,M.Ginder-Vogel,B.J.Lafferty,andS.J.Parikh.2009.A

53

Multi-scaleInvestigationoftheKineticsandMechanismsofAs(III)OxidationonHydrousManganeseOxide.9thV.M.GoldschmidtConference,Davos,Switzerland,June21-26.

158. Ginder-Vogel,M.,G.LandrotandD.L.Sparks.2009.QuantificationofRapid

EnvironmentalRedoxProcessesUsingQuick-scanningX-rayAbsorptionSpectroscopy(Q-XAS).9thV.M.GoldschmidtConference,Davos,Switzerland,June21-26.


Earth’sCriticalZone:ProbingtheAtomicScale.LessonsLearnedfromX-rayApplicationstoEnvironmentalScienceWorkshopForum.UniversityofCalifornia,Davis,September3.(PlenarySpeaker).

160. Sparks,D.L.andM.Zhu.2009.TheValueofaMulti-Scale,Multi-Tool

ApproachinElucidatingMetal(loid)BiogeochemistryintheEnvironment.DFG-IUSSSymposiumonAdvancesinMolecularModelingofBiogeochemicalInterfacesPPerspectivesforSoilResearch,Jena,Germany,October6-9.(Keynotespeaker).

161. Sparks,D.L.2009.AdvancesintheUseofSynchrotronRadiationin

ElucidatingEnvironmentalInterfacialReactionProcessesandMechanismsintheEarth’sCriticalZone.MolecularEnvironmentalSoilScienceatBiogeochemicalInterfacesintheEarth’sCriticalZoneSymposium,ZhejianUniversity,Hangzhou,China,October10-14.(PlenarySpeaker).

162. Ginder-Vogel,M.andD.L.Sparks.2010.Real-timeCharacterizationof

HeterogeneousAs(III)OxidationbyHydrousManganese(IV)OxideusingQuick-scanningX-rayAbsorptionSpectroscopy(Q-XAS).239thACSNationalMeeting,SanFrancisco,California,March21-25.

163. Siebecker,M.andD.L.Sparks.2010.NickelSpeciationinSerpentineSoils

usingSynchrotronRadiationTechniques.19thWorldCongressofSoilScience:SoilSolutionsforaChangingWorld.Brisbane,Australia,August1-6.

164. Sparks,D.L.,M.Ginder-VogelandG.Landrot.2010.Insitu

CharacterizationofEnvironmentalRedoxReactionsusingQuick-scanningX-rayAbsorptionSpectroscopy(Q-XAS).239thACSNationalMeeting,SanFrancisco,California,March21-25.

165. Sparks,D.L.2010.IntegratingSpectroscopic,Kinetic,andModeling

ApproachestoElucidatingtheMechanismsofContaminantInteractionsinHeterogeneousNaturalSystems.93rdCanadianChemistryConferenceandExhibition,Toronto,Ontario,Canada,May29-June2.

166. Sparks,D.L.2010.ShiningLightonBiogeochemicalProcessesatSoilInterfaces.Saskatoon2010:TransfersandTransformations,JointConferenceoftheCSSA&CSA,Saskatoon,Saskatchewan,Canada,June20-24.

54

167. Sparks,D.L.2010.ANewModelforTrainingSoilScienceStudentsto

CompeteinaGlobalSociety.19thWorldCongressofSoilScience:SoilSolutionsforaChangingWorld.Brisbane,Australia,August1-6

168. Sparks,D.L.2010.TheRoleofAdvancedAnalyticalTechniquesin

ElucidatingPhosphorusDynamicsintheEnvironment,4thInternational

SymposiumonPhosphorusDynamicsintheSoil-PlantContinuum(ISPDSPC),Beijing,China,September19-23.

169. Sparks,D.L.2010.IntegratingSpectroscopic,Kinetic,andModeling

ApproachestoElucidatetheMechanismsofContaminantInteractionsinHeterogeneousNaturalSystems,ResearchCenterforEco-EnvironmentalSciences,ChineseAcademyofSciences,Beijing,China,September24.

170. Sparks,D.L.2010.TheUseofQ-XASandATR-FTIRTechniquesto

ElucidateReactionMechanismsatBiogeochemicalInterfacesinSoil,AdvancedSpectroscopicandMicroscopicCharacterizationTechniques-ToolsToEnlightenBiogeochemicalInterfacesinSoil,Jena,Germany,October4-5

171. Sparks,D.L.2010.Time-resolvedMetal(loid)ReactivityatBiogeochemical

Interfaces,InstituteofBiogeochemistryandPollutantDynamics,DepartmentofEnvironmentalSciences,ETHZurich,Switzerland,October7.

172. Sparks,D.L.2011.AnalyticalApproachesforInvestigatingReaction

MechanismsatCarbon/MineralandMetal(loid)/MineralInterfaces.6thISMOM,InternationalSymposiumofInteractionsofSoilMineralswithOrganicComponentsandMicroorganisms,3rdInterCongressofCommission2.5IUSSSoilChemical,PhysicalandBiologicalInterfacialReactions.Montpellier,France,June26-July1.

173. Sparks,D.L.,2011.AMulti-ScaleAssessmentoftheKineticsand

MechanismsofAs(III)OxidationonHydrousManganeseOxide,ICOBTE2011,11thInternationalConferenceontheBiogeochemistryofTraceElements,Florence,ItalyJuly3-7.

174. Sparks,D.L,M.Ginder-VogelandG.Landrot.2011.Time-resolved

metal(loid)reactivityatbiogeochemicalinterfaces.Goldschmidt2011Conference,Prague,CzechRepublic,August14-19.p.1920.


Rhizosphere.Post-SymposiumWorkshoponAdvancesinRhizosphereScience.DepartmentofPlantandSoilSciences,UniversityofDelaware,Newark,Delaware.August25.

176. Sparks,D.L.2011.ShiningLightonBiogeochemicalProcesses.Instituteof

SoilScience,ChineseAcademyofSciences,Nanjing,China.September12.

55

177. Sparks,D.L.2011.TheCriticalRoleofSoilScienceinAddressingGlobal

EnvironmentalChallenges.EinsteinProfessorLecture,InstituteofSoil Science.ChineseAcademyofSciences.Nanjing,ChinaSeptember13.

178. Sparks,D.L.2011.ThePathwaysandProcessesUtilizedtoDeveloptheCriticalZoneObservatories.InstituteofSoilScience,ChineseAcademyofSciences,Nanjing,China.September14.

179. Sparks,D.L.2011.TheCriticalRoleofSoilScienceinAddressingGlobal

EnvironmentalChallenges.InstituteofAppliedEcology,ChineseAcademyofSciences,Shenyang,China.September15.

180. Sparks,D.L.2011.TheCriticalRoleofEnvironmentalScience/Engineering

inAddressingGlobalChallenges.InstituteofUrbanEnvironment,ChineseAcademyofSciences.Xiamen,China.September20.

181. Zhu,M.andD.L.Sparks.2012.InteractionsbetweenCationsand

NanoparticulateLayeredMnOxides-Ax-rayAtomicPairDistributionFunctions(PDF)Analysis.Spring2012AmericanChemicalSocietyNationalMeeting,SanDiego,California,March25-29.

182. Lazareva,O.,D.L.Sparks,A.Aufdenkamp,J.Kan,S.Hicks,J.LeMonte,W.Pan

andC.Chen.2012.BiogeochemicalTransformationofFe-andMn-AlongaRedoxGradient:ImplicationsforCarbonSequestrationWithintheChristinaRiverBasinCriticalZoneObservatory.Spring2012AmericanChemicalSocietyNationalMeeting,SanDiego,California.March25-29.

183. Sparks,D.L.,2012.FrontiersinSoilandEnvironmentalChemistry:The

ImportantRoleofSynchrotron-BasedTools.15thAnnualUsers’Meeting,CanadianLightSource,Saskatoon,Saskatchewan,Canada.May3-4.

184. Sparks,D.L.,C.Chen,O.Lazareva,J.Lemonte,J.J.Dynes,J.Wang,andT.

Regier.2012.TheRoleofMetalRedoxCouplingProcessesinCarbonCyclingandStabilization,The22ndV.M.GoldschmidtConference,Montreal,Canada,June24-29

185. Sparks,D.L.2012.GrandChallengesinSoilandEnvironmental

Sustainability:TheImportanceofBasicBiogeochemicalResearch.EUROSOIL2012,4thInternationalCongressofECSSS,Bari,Italy,July2.

185. Sparks,D.L.2012.FactorsImpactingCarbon-MineralComplexation

MechanismsintheChristianaRiverBasinCriticalZoneObservatory,StanfordUniversity,Stanford,California,August23.

186. Sparks,D.L.2012.GrandChallengesinEnvironmentalSustainability:The

ImportanceofBasicBiogeochemicalResearch.HuazhongAgriculturalUniversity,Wuhan,China,September3.

56

187. Sparks,D.L.2012.Carbon-MetalmineralComplexationandCyclingintheChristinaRiverBasinCriticalZoneObservatory.2ndInternationalConferenceonGeobiology,“CriticalZoneObservatoriesforSustainableSoilDevelopmentandBeyond”,HuazhongAgriculturalUniversity,Wuhan,China,September3.

188. Sparks,D.L.2012.TheRoleofMetalRedoxCouplilngProcessesinCarbon

andArsenicCyclingintheCriticalZoneObservatoriesforSustainableSoilDevelopmentandBeyond”,HuazhongAgriculturalUniversity,Wuhan,China,September4.

189. Sparks,D.L.2012.TheRoleofMineralComplexationandMetalRedox

CouplinginCarbonCyclingandStabilization,16thMeetingoftheInternationalHumicSubstancesSociety,ZhejiangUniversity,Hangzhou,China,September9-14.

190. Sparks,D.L.2012.TheRoleofCriticalZoneScienceinPromoting

EnvironmentalandAgriculturalSustainability.SSSAInternationalAnnualMeeting,Cincinnati,Ohio,October21-24.

191. Sparks,D.L.2012.TheRoleofaMulti-ScaleandMulti-ToolApproachin

AdvancingtheFrontiersofSoilBiogeochemistry.SSSAInternationalAnnualMeeting,Cincinnati,Ohio,October21-24.


Water,Climate,SoilandFoodNexus.UniversityofWesternAustralia,Perth,Australia,November12.


Water,Climate,SoilandFoodNexus.UniversityofSouthAustralia,Adelaide,Australia,November14.


Water,Climate,SoilandFoodNexus.UniversityofQueensland,Brisbane,Australia,November16.


Water,Climate,SoilandFoodNexus.UniversityofWesternSydney,Sydney,Australia,November19.

196. Sparks,D.L.2013.TheRoleofMetalRedoxCouplingProcessesinCarbon

andArsenicCyclingintheCriticalZone.DepartmentofSoilScience,KasetsartUniversity,Bangkok,Thailand.March26.


Water,Climate,Soil,andFoodNexus.FacultyofAgriculture,KasetsartUniversity,Bangkok,Thailand.March28.

57

198. Sparks,D.L.2013.SurfacePrecipitationMechanismsandtheirroleinMetalSequestrationinNaturalEnvironments.245thAmericanChemicalSocietyNationalMeetingandExposition,NewOrleans,Louisiana.April7-11.

197. Sparks,D.L.2013.ShiningLightonEnvironmentalBiogeochemical

Processes:TheRoleofSynchrotronRadiation.InstituteofSoilScience,Nanjing,China.April20.

198. Sparks,D.L.2013.SoilandEnvironmentalSustainability:Research

ChallengesandOpportunities.NanjingAgriculturalUniversity,Nanjing,China.April22.

199. Sparks,D.L.2013.TheRoleofMineralComplexationandRedoxCyclingon

CarbonSequestrationintheEarth’sCriticalZone.CriticalZoneProcessesandTheirEffectsonClimatic,Ecological,andEnvironmentalChangesWorkshop,Nanjing,China.April23-25.


Water,Climate,Soil,andFoodNexus.NorthwestAgricultureUniversity,Yangling,China.April26.

201. Sparks,D.L.andC.Chen.2013.SheddingLightonCarbon-mineral

ComplexationintheSoilEnvironment:ImpactsonCSequestrationandCycling.InternationalUnionofSoilSciences,Madison,Wisconsin.

June3-6.202. Sparks,D.L.2013.C-mineralcomplexationanditsroleonCcyclingand

sequestration.XXXIVBrazilianCongressofSoilSciences,Florianopolis,Brazil,July28-August2.

203. Sparks,D.L.2013.GrandChallengesandOpportunitiesinSoilChemistryin

the21stCentury.XXXIVBrazilianCongressofSoilSciences,Florianopolis,Brazil,July28-August2.

204. Sparks,D.L.2013.ShiningLightonSoilBiogeochemicalProcesses:

OpportunitiesandChallengesinthe21stCentury,GermanSoilScienceSocietyMeeting,Rostock,Germany,September7-12.


Water,Climate,Soil,andFoodNexus.TheWestonRoundtableDistinguishedLecturer,UniversityofWisconsin-Madison,Madison,Wisconsin,October23-25.


CouplinginCarbonCyclingandStabilization.UniversityofWisconsin-Madison,Madison,Wisconsin,October23-25.

207. Sparks,D.L.2013.GrandChallengesandOpportunitiesinEnvironmental

Sustainability:TheSoil,Water,Climate,andFoodNexus,Universityof

58

Massachusetts,Amherst,MAStockbridgeSchoolofAgriculture,Amherst,Massachusetts,November18.


Soil,Water,Climate,andFoodNexus,UniversityofWuppertal,Wuppertal,Germany,January9.

209. Sparks,D.L.2014.AdvancesintheUseofSynchrotron-BasedTechniques

toElucidateBiogeochemicalProcessesinNaturalSystems.ApplicationsofSynchrotronRadiationforEnvironmentalandEarthSciences.BrazilianSynchrotronLightSource,Campinas,Brazil,March13-14.

210. Sparks,D.L.,B.Lafferty,M.Ginder-Vogel,G.Landrot,M.Zhu,J.Fischel,M.

Fischel.2014.MultiscaleAssessmentoftheKineticsandMechanismsofMetal-(loid)OxidationattheMn-oxide/WaterInterface.247thAmericanChemicalSocietyNationalMeetingandExposition,Dallas,Texas,March16-20.


CouplinginCarbonCyclingandStabilization,MiamiUniversity,DepartmentofGeologySeminarSeries,Oxford,Ohio,April4.

212. Sparks,D.L.2014.SoilScienceintheAnthropocene:GoldenOpportunities

andGrandChallenges.20thWorldCongressofSoilScience,Jeju,Korea,June8-13

213. Sparks,D.L.2014.TheCriticalRoleofSoilsinPreservingandEnhancinga

SustainableWorld.20thWorldCongressofSoilScience,Jeju,Korea,June8-13.

214. Sparks,D.L.andC.Chen.2014.SheddingLightonSoilOrganicMatter-MineralAssociations:TheirRoleinCarbonCyclingandSequestrationintheTerrestrialEnvironment.20thWorldCongressofSoilScience,Jeju,Korea,June8-13.

215. Sparks,D.L.,andC.Chen.RedoxCyclingImpactsonCarbonandIronDynamicsinTerrestrialEcosystems.TheSixthInternationalWorkshoponSoilandSedimentaryOrganicMatterStabilizationandDestabilization(SOM6)atKiawahIsland,SouthCarolina,October5-9.

216. Sparks,D.L.andC.Chen.2014.TheRoleofMineralComplexationandMetalRedoxCouplinginSoilCarbonCycling:ImpactsofClimateChange.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

217. Sparks,D.L.2014.AHistoricalPerspectiveontheChemistryand

MineralogyofSoilPotassium.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

59

218. Sparks,D.L.2014.GrandChallengesandOpportunitiesinEnvironmentalSustainability:TheWater,Climate,Soil,andFoodNexus.DelawareAcademyofScienceAnnualFallMeeting,Newark,Delaware,November15.

219. Sparks,D.L.2014.GrandChallengesandOpportunitiesinEnvironmental

Sustainability:TheWater,Climate,SoilandFoodNexus.UniversityofPennsylvania,Philadelphia,Pennsylvania,December5.

220. Sparks,D.L.2015.Kineticsandmechanismsofgeochemicalprocesses:It's

aboutinterfacesandscale.249thACSNationalMeeting,Denver,CO,March22-26.

221. Chen,C.andD.L.Sparks.2015.PropertiesandreactivityofFe-organic

matterassociations.249thACSNationalMeeting,Denver,CO,March22-26.222. Sparks,D.L.2015.ApplicationofNear-EdgeX-rayAbsorptionFine

Structure(NEXAFS)SpectroscopyandScanningTransmissionX-rayMicroscopy(STXM)toInvestigateCarbonCyclingintheTerrestrialEnvironment.SyncLight2015,SãoPaulo,Brazil,July13-24.

223. Sparks,D.L.2015.Metal(loid)SpeciationandReactivityinSoilsUsing

Synchrotron-BasedTechniques.SyncLight2015,SaoPaulo,Brazil,July13-24.

224. Sparks,D.L.2015.AdvancesintheUseofSmallSpatialandTemporalScale

Synchrotron-BasedTechniquestoElucidateBiogeochemicalProcessesinNaturalSystems.Goldschmidt2015,Prague,CzechRepublic,August16-21.

225. Gamble,A.andD.L.Sparks.2015.TenderEnergyX-RaySpectroscopyfor

DeterminingPhosphorusSpeciationinSoils.SyncLight2015,SaoPaulo,Brazil,July13-24.

226. Vidal-Esquivel,P.,J.W.StuckeyandD.L.Sparks.2015.Sorptionofdissolved

organiccarbononmetaloxides.UndergraduateResearchandServiceCelebratorySymposium.Newark,DE,August13.

227. Fischel,J.andD.L.Sparks.2015.Fatetransportandcyclingofhexavalent

chromiuminthesoilenvironment.Goldschmidt2015,Prague,CzechRepublic,August16-21.

228. Chen,C.,J.Wang,J.DynesandD.L.Sparks.2015.Organo-mineral

associationsinagriculturalsoils:insightsfrommulti-elementalSTXM-NEXAFSanalysis.249thACSNationalMeeting,Denver,CO,March22-26.

229. Jaisi,D.,S.Joshi,R.KukkadapuandD.L.Sparks.2015.Scallingupmolecular

reactionstoecosystemprocesses:OrganicmatterdegradationcontrolledphosphoruscyclingintheChesapeakeBay.249thACSNationalMeeting,Denver,CO,March22-26.

60

230. Sparks,D.L.2015.ShiningLightonCarbon-MineralComplexationintheTerrestrialEnvironment:ImplicationsforSequestrationandCycling.ChinaGeologicalSurvey,Beijing,China,October13.

231. Sparks,D.L.2015.KineticsofSoilChemicalProcesses:ACareer

Perspective.InstituteofSoilScience,ChineseAcademyofSciences,Nanjing,China,October15.

232. Sparks,D.L.2015.ShiningLightonMetalSorptionProcessesatthe

Mineral/WaterInterface:It'sAboutKinetics.NanjingUniversity,Nanjing,China,October16.

233. Sparks,D.L.2015.SheddingLightonCarbonCyclingintheEarth'sCritical

Zone.ChinaUniversityofGeosciences,Wuhan,China,October18.234. Sparks,D.L.2015.AdvancesintheUseofSmallSpatialandTemporalScale

Synchrotron-BasedTechniquestoElucidateBiogeochemicalProcessesinNaturalSystems.ColumbiaUniversity,NewYorkCity,NY,October29.


Soil,Water,Climate,andFoodNexus.IowaStateUniversity,Ames,IA,November5.

236. Sparks,D.L.2015.ShiningLightonCarbon-MineralComplexationinthe

TerrestrialEnvironment:ImplicationsforSequestrationandCycling.UniversityofNevada,Reno,NV,October5.

237. Sparks,D.L.2016.TheRoleofSoilsinHumanSecurityinthe21stCentury.

PlantandSoilSciencesDepartment,UniversityofDelaware,Febrtuary12.238. Sparks,K.L.2016.GrandChallengesinGlobalSecurity:TheWater,Climate,

SoilandFoodNexus.The12thDahliaGreidingerMemorialSymposium2016.Haifa,Israel,February29-March2.

239. Sparks,D.L.andH.Magen.2016.MainTargetsandChallengesforAssuring

GlobalFoodandWaterSecurity.The12thDahliaGreidingerMemorialSymposium2016,Haifa,Israel,February29-March2.

240. Siebecker,M.,G.LutherandD.Sparks.2016.PrecipitationandKinetics

ofMixed-metalSolidsinSoils,Sediments,andMineralSystems:ImplicationsforEquilibriumSpeciationCalculations.250stAmericanChemicalSocietyNationalMeetingandExposition,SanDiego,CA,March13-17.

241. Sparks,D.L.2016.ShiningLightonMetalSpeciationandRemediationof

ContaminatedSoils.AustralianLandandGroundwaterAssociationMeeting,Newcastle,Australia,April5.

61

242. Yang,J.andD.L.Sparks,2016.CarbonSequestrationinMineral-organicCarbonSystemsandMineral-amendedSoils.UniversityofNewcastle,Newcastle,Australia,April5.

243. Sparks,D.L.2016.AdvancesintheUseofSynchrotronRadiationtoStudy

BiogeochemicalProcesses.TheUniversityofNewcastle(UON),Newcastle,Australia,April6.

244. Sparks,D.L.2016.TheWater,Climate,SoilandFoodNexus:Grand

ChallengesandOpportunities.UniversityofWyoming,Laramie,WY,May5.245. Sparks,D.L.2016.AdvancesInTheUseOfSmallSpatialAndTemporal

ScaleSynchrotron-BasedTechniquesToElucidateBiogeochemicalProcessesInNaturalSystems.UniversityofWyoming,Laramie,WY,May6.

246. Sparks,D.L.2016.AdvancesInTheUseOfSmallSpatialAndTemporalScale

Synchrotron-BasedTechniquesToElucidateBiogeochemicalProcessesInNaturalSystems.DepartmentofEnvironmentalSciences,UC-Riverside,May9.

247. Sparks,D.L.2016.DrillingIntoNewDepthsofClayScience.PioneerinClay

ScienceLecture,ClayMineralsSocietyMeeting,Atlanta,GA,June8.248. Chen,C.,D.L.SparksandA.Thompson.2016TheImpactofRedoxFluctuations

oncoupledFeandCCycling.GoldschmidtConference,Yokohama,Japan,June26-July1.

249. Michael,H.A.,X.Yu,J.J.LeMonte,D.L.Sparks,A.Seyfferth,K.H.Kim,J.Heiss,

W.J.UllmanandJ.A.Guimond.2016.Geochemicalresponsetohydrologicchangealonglandseainterfaces,AGUFallMeeting,SanFrancisco,CA,Dec.12-16.

250. Stuckey,J.,J.J.LeMonte,X.Yu,M.Schaefer,B.D.Kocar,S.G.Benner,J.Rinklebe,

R.Tappero,H.A.Michael,S.E.FendorfandD.L.Sparks.2016HydrologicallyControlledArsenicReleaseinDeltaicWetlandsandCoastalRiparianZones,AGUFallMeeting,SanFrancisco,CA,Dec.12-16.

F. Presentations-AbstractsfromPapersPresentedatInternational,Nationaland

RegionalMeetings:

1. Sparks,D.L.,andH.H.Bailey.1976.Distributionoffixedammoniumin3TypicHapludalfprofilesinKentucky.Agron.Abstract.p.167.AmericanSocietyofAgronomyMeetings,Houston,Texas.

2. Sparks,D.L.,L.W.Zelazny,andD.C.Martens.1978.Potassiumstatusofa

PaleudultfromtheVirginiaCoastalPlain.Abstr.ofSouthernAssoc.ofAgricult.Scient.p.4,NewOrleans,Louisiana.

3. Sparks,D.L.,L.W.Zelazny,andD.C.Martens.1978.Kineticsofpotassium

exchangeinaPaleudultfromtheCoastalPlainofVirginia.Agron.Abstr.p.137,AmericanSocietyofAgronomyMeetings,Chicago,Illinois.

62

4. Sparks,D.L.,L.W.Zelazny,andD.C.Martens.1979.PotassiumDesorption

KineticsUsingMiscibleDisplacement.Agron.Abstr.p.153,AmericanSocietyofAgronomyMeetings,FortCollins,Colorado.

5. Sparks,D.L.,W.F.Kitchel,W.J.Edmonds,andD.C.Martens.1979.Ion

MovementinSandyCoastalPlainSoilsasitAffectsSoilTestInterpretations.Agron.Abstr.p.174,AmericanSocietyofAgronomyMeetings,FortCollins,Colorado.

6. Sparks,D.L.,andW.G.Pill.1980.Pasteurizationandnitrapyrineffectson

soilnutritionandtomatogrowth.Abstr.ofNortheasternBranchofAmericanSoc.ofAgron.p.3,StateCollege,Pennsylvania.


pureandinmixedsystems.Agron.Abstr.p.145,AmericanSocietyofAgronomyMeetings,Detroit,Michigan.

8. Sparks,D.L.,andP.M.Jardine.1980.Thermodynamicsofpotassium

exchangeinDelawaresoils.Agron.Abstr.p.145,AmericanSocietyofAgronomyMeetings,Detroit,Michigan.

9. Sparks,D.L.,andW.C.Liebhardt.1980.Effectoflong-termlimeand

potassiumapplicationsonQ/Irelationshipsinsandysoil.Agron.Abstr.p.145,AmericanSocietyofAgronomyMeetings,Detroit,Michigan.

10. Sparks,D.L.,andW.H.Mitchell.1980.Effectoftillageandirrigation

practicesandwasteamendmentsonselectedchemicalpropertiesofaDelawaresoil.Agron.Abstr.p.32,AmericanSocietyofAgronomyMeetings,Detroit,Michigan.

11. Sparks,D.L.,andJ.E.Rechcigl.1981.Comparisonofbatchandmiscible

displacementtechniquestodescribepotassiumadsorptionkineticsinDelawaresoils.NortheasternBranchofAmericanSoc.ofAgron.,Orono,Maine.

12. Rechcigl,J.E.,M.R.Teel,andD.L.Sparks.1981.Effectofnitrapyrinand

nitrogensourceonNH4+-NfixationinaMatapeakesoil.NortheasternBranchofAmericanSoc.ofAgron.,Orono,Maine.

13. Sparks,D.L.1982.Ionactivities:Anhistoricalandtheoreticaloverview.

Agron.Abstr.,AmericanSocietyofAgronomyMeetings,Anaheim,California.

14. Jardine,P.M.,andD.L.Sparks.1982.Potassium-calciumexchangeina

multireactivesoilsystem:I.Kinetics.Agron.Abstr.p.175,AmericanSocietyofAgronomyMeetings,Anaheim,California.

15. Sparks,D.L.,andP.M.Jardine.1982.Potassium-calciumexchangeina

multireactivesoilsystem:II.Thermodynamics.Agron.Abstr.p.180,

63

AmericanSocietyofAgronomyMeetings,Anaheim,California. 16. Martin,H.W.,andD.L.Sparks.1982.Thekineticsofnon-exchangeable

potassiumreleaseinCoastalPlainsoils.Agron.Abstr.p.177,AmericanSocietyofAgronomyMeetings,Anaheim,California.

17. Evans,C.M.,andD.L.Sparks.1983.Kineticsandmechanismsofboron

sorptionanddesorptioninMid-AtlanticCoastalPlainsoils.Agron.Abstr.,AmericanSocietyofAgronomyMeetings,Washington,D.C.

18. Teel,M.R.,D.L.Sparks,E.Dunlop,andR.Turnbull.1983.Infraredaerial

photography:Atoolforidentifyingsoiltextureboundaries.Agron.Abstr.,AmericanSocietyofAgronomyMeetings,Washington,D.C.

19. Teel,M.R.,D.E.Baker,andD.L.Sparks.1983.Correlationofsoybeanyields

withcationratiosexpressedasactivitiesversusexchangeableindices.Agron.Abstr.NortheasternBranch-AmericanSocietyofAgronomy,Baltimore,Maryland.

20. Sparks,D.L.,andT.H.Carski.1984.Kineticsofpotassiumexchangein

heterogeneoussystems.InternationalClayMineralsSymposium,Calgary, Canada. 21. Ogwada,R.A.,andD.L.Sparks.1984.Comparisonofkineticequationsto

describekineticsofpotassiumexchangeinsoils.CanadianSocietyofSoilScience,Banff,Canada.

22. Ogwada,R.A.,andD.L.Sparks.1984.Comparisonofequilibriumand

kineticapproachestodescribeK-Caexchangeinsoils.Agron.Abstr.p.179, AmericanSocietyofAgronomyMeetings,LasVegas,Nevada.

23. Carski,T.H.,andD.L.Sparks.1984.Amodifiedmiscibledisplacementtechniquetostudyadsorption-desorptionphenomenainsoils.Agron.Abstr.p.176,AmericanSocietyofAgronomyMeetings,LasVegas,Nevada.

24. Ogwada,R.A.,andD.L.Sparks.1985.Quantificationofrate-limitingsteps

inionadsorptionprocessesinsoilsandclayminerals.Agron.Abstr.p.150,AmericanSocietyofAgronomyMeetings,Chicago,Illinois.

25. Sparks,D.L.,andR.A.Ogwada.1985.Useofmoleorequivalentfractionsin

determiningthermodynamicparametersforpotassiumexchangeinsoils. Agron.Abstr.p.151,AmericanSocietyofAgronomyMeetings,Chicago,

Illinois.

26. Schulthess,C.P.,andD.L.Sparks.1985.Modelingofprotonsorptiononoxideandclaymineralsurfaces.Agron.Abstr.p.151,AmericanSocietyofAgronomyMeetings,Chicago,Illinois.

27. Hendricks,G.J.,D.L.Sparks,andD.R.Parker.1985.Effectoftimingof

potassiumapplicationsonleachingandcornyieldsinDelawaresoilsinan

64

intensivemanagementsystem.Agron.Abstr.p.25,AmericanSocietyofAgronomyMeetings,Chicago,Illinois.

28. Alvarez,R.A.,andD.L.Sparks.1985.Anionpolymerizationandsorption

onsesquioxides.Agron.Abstr.p.144,AmericanSocietyofAgronomyMeetings,Chicago,Illinois.

29. Mirecki,J.,M.R.Noll,andD.L.Sparks.1985.SandmineralogyofDelaware

CoastalPlainsoils:Itsroleinsupplyingpotassium.Agron.Abstr.p.232,AmericanSocietyofAgronomyMeetings,Chicago,Illinois.

30. Carski,T.H.,andD.L.Sparks.1985.Chemicaldeterminationofnitrogen

availabilityusingakineticapproach.Agron.Abstr.p.146,AmericanSocietyofAgronomyMeetings,Chicago,Illinois.

31. Noll,M.R.,D.L.Sparks,andP.M.Bertsch.1985.Effectsoftemperatureon

K-NH4,K-Cs,andNH4-Csexchangeselectivityonselectedclayminerals. Agron.Abstr.p.150,AmericanSocietyofAgronomyMeetings,Chicago,

Illinois.

32. Sparks,D.L.1986.Kineticsofionexchangeonsoilconstituents:Anoverview.NortheasternBranchofAmericanSoc.AgronomyMeetings,Newark,Delaware.

33. Sadusky,M.C.,D.L.Sparks,andM.R.Noll.1986.Mechanismsofpotassium

feldsparweatheringinDelawaresoils.NortheasternBranchofAmerican SocietyofAgronomyMeetings,Newark,Delaware.

34. Hendricks,G.J.,andD.L.Sparks.1986.TheremarkablebehaviorofpotassiumonAtlanticCoastalPlainsoils.NortheasternBranchofAmericanSocietyofAgronomyMeetings,Newark,Delaware.

35. Carski,T.H.,D.L.Sparks,andC.V.Toner,IV.1986.Anionexchangeand

nitrateretentiononMid-Atlanticsoils.NortheasternBranchofAmericanSocietyofAgronomyMeetings,Newark,Delaware.

36. Carski,T.H.,andD.L.Sparks.1986.KineticsofnitrateretentiononMid-

Atlanticsoils.AmericanSocietyofAgronomyMeetings,NewOrleans,Louisiana.

37. Toner,C.V.,IV,T.H.Carski,andD.L.Sparks.1986.Nitrateretentionon

variablechargedsoilsoftheMid-AtlanticRegion.AmericanSocietyofAgronomyMeetings,NewOrleans,Louisiana.

38. Sparks,D.L.1986.Kineticsofsoilchemicalprocesses.AmericanSocietyof

AgronomyMeetings,NewOrleans,Louisiana. 39. Sparks,D.L.,andG.J.Hendricks.1986.BoronstatusofDelawaresoils.

AmericanSocietyofAgronomyMeetings,NewOrleans,Louisiana.

65

40. Schulthess,C.P.,andD.L.Sparks.1986.Na+/Cl-andH+/OH-speciationbehavioronanAl-oxidesurface.AmericanSocietyofAgronomyMeetings,NewOrleans,Louisiana.

41. Sadusky,M.C.,andD.L.Sparks.1986.Anioniceffectsonthekineticsof

potassiumadsorptiononsoilconstituents.AmericanSocietyofAgronomyMeetings,NewOrleans,Louisiana.

42. Noll,M.R.,D.L.Sparks,andP.M.Bertsch.1986.KineticsofCs-KandNH4-

Csexchangeonclaymineralsandsediments.AmericanSocietyofAgronomyMeetings,NewOrleans,Louisiana.

43. Schulthess,C.P.,andD.L.Sparks.1987.Chargespeciationmodelingof

oxidesurfaces.ColloidandSurfaceScienceSymposium,AnnArbor,Michigan,June21-24.

44. Noll,M.R.,P.M.Bertsch,andD.L.Sparks.1987.Cesiumexchangekinetics

onillite.ClayMineralsSocietyMeeting,Socorro,NewMexico. 45. Pasricha,N.S.,D.L.Sparks,andC.V.Toner,IV.1987.Competitiveanion

adsorptionkineticsonvariablechargesoils.AmericanSocietyofAgronomyMeetings,Atlanta,Georgia.

46. Sparks,D.L.,andC.P.Schulthess.1988.Modelingchemicalsorptioninsoils

andsoilconstituents.SoilScienceSoc.Am.Meetings,Anaheim,California. 47. Hendricks,G.J.,andD.L.Sparks.1988.Roleoforganicmatterinboron

availability.SoilScienceSoc.Am.Meetings,Anaheim,California.

48. Grant,S.A.,andD.L.Sparks.1988.Evaluationofactivitycoefficientmodelsforexchangeablecations.SoilSci.Soc.Am.Meetings,Anaheim,California.

49. Zhang,P.,andD.L.Sparks.1988.Molybdateadsorption/desorption

kineticsatthegoethite/waterinterfaceusingpressure-jumprelaxation.SoilScienceSoc.Am.Meetings,Anaheim,California.

50. Toner,C.V.,IV,andD.L.Sparks.1988.Useofchemicalrelaxationtostudy

mechanismsofborateadsorption-desorptionongamma-aluminumoxide.SoilScienceSoc.Am.Meetings,Anaheim,California.

51. Seyfried,M.S.,D.L.Sparks,A.Bar-Tal,andS.Feigenbaum.1988.Kineticsof

Ca-Mgexchangeonsoilusingastirred-flowreactionchamber.SoilScienceSoc.Am.Meetings,Anaheim,California.

52. Zhang,Z.Z.,D.L.Sparks,andR.A.Pease.1988.Sorptionanddesorptionof

organicsonsmectite.SoilScienceSoc.Am.Meetings,Anaheim,California.

53. Aharoni,C.,andD.L.Sparks.1989.Applicationofchemicalkineticstoheterogeneoussoilsystems.SoilSci.Soc.Am.Meetings,LasVegas,Nevada.

66

54. Bar-Tal,A.,D.L.Sparks,J.D.Pesek,S.Feigenbaum,andM.Eick.1989.

Analysisofadsorptionkineticsdeterminedbyastirred-flowtechnique:I.Theoryandexperimentaltests.SoilSci.Soc.Am.Meetings,LasVegas,Nevada.

55. Bar-Tal,A.,M.Eick,D.L.Sparks,andS.Feigenbaum.1989.Analysisof

adsorptionkineticsdeterminedbyastirred-flowtechnique:II.K-Caexchangeonvermiculiteandmontmorillonite.SoilSci.Soc.Am.Meetings,LasVegas,Nevada.

56. Sparks,D.L.,andP.Zhang.1989.Relaxationmethodsforstudyingkinetics

ofsoilchemicalphenomena.SoilSci.Soc.Am.Meetings,LasVegas,Nevada. 57. Zhang,P.C.,andD.L.Sparks.1989Kineticsandmechanismsofsulfate

adsorption/desorptionongoethiteusingpressure-jumprelaxation.SoilSci.Soc.Am.Meetings,LasVegas,Nevada.

58. Sparks,D.L.,andP.C.Zhang.1990.Interactionofphenolandanilinewith

montmorilloniteandillite.SoilSci.Soc.Am.Meetings,SanAntonio,Texas. 59. Zhang,P.C.,andD.L.Sparks.1990.Kineticsofadsorptionofselenateand

seleniteatthegoethite/waterinterface.SoilSci.Soc.Am.Meetings,SanAntonio,Texas.

60. Stapleton,M.G.,andD.L.Sparks.1990.Sorptionkineticsoforganic

pollutantsonclayminerals.SoilSci.Soc.Am.Meetings,SanAntonio,Texas.

61. Hendricks,G.J.,Z.Z.Zhang,andD.L.Sparks.1990.Ontheelectricpropertiesoftheoxide-waterinterface.SoilSci.Soc.Am.Meetings,SanAntonio,Texas.

62. Zhang,Z.Z.,D.L.Sparks,andN.Scrivner.1990.Effectofdispersionof

montmorilloniteonthesorptionoforganics.SoilSci.Soc.Am.Meetings,SanAntonio,Texas.

63. Aharoni,C.,L.Tang,andD.L.Sparks.1990.Kineticsofcationexchangeon

claymineralsusingpressure-jumprelaxation.SoilSci.Soc.Am.Meetings,SanAntonio,Texas.

64. Toner,C.V.,IV,andD.L.Sparks.1990.Mechanismsofboronadsorptionon

metaloxides.SoilSci.Soc.Am.Meetings,SanAntonio,Texas.

65. Zhang,P.C.,andD.L.Sparks.1990.Kineticsandmechanismsofanionsorptiononoxidesusingpressure-jumprelaxation.InternationalSoilSci.Congress,Kyoto,Japan.

66. Sparks,D.L.andP.Zhang.1990.Kineticsofanionadsorption/desorption

onsoilconstituentsusingpressure-jumprelaxation.Proc.of14thInternationalSoilScienceCongress,Kyoto,Japan.II-293-II-294.

67

67. Zhang,Z.Z.,andD.L.Sparks.1990.Sorptionmechanismsoforganic

pollutantsonclays.SocietyofEnvironmentalToxicologyandChemistrymeeting,Arlington,VA,November,1990.

68. Fendorf,S.E.,andD.L.Sparks.1991.Chromium(III)inducedsolidphase

transformationofMnO2.ClayMineralsSocietyMeeting,Houston,Texas,October,1991.

69. Zhang,Z.Z.,andD.L.Sparks.1991.Sorptionanddesorptionofquaternary

aminecationsonclays.ClayMineralsSocietymeeting,Houston,Texas,October,1991.

70. Fendorf,S.E.,andD.L.Sparks.1991.Surfaceprecipitationofhydrolyzable

metalionsonoxidesurfaces.SoilSci.Soc.Am.meetings,Denver,Colorado.Agron.Abstr.p.243.

71. Zhang,P.C.,andD.L.Sparks.1991.Kineticsofphenolandaniline

adsorptionanddesorptiononanorgano-clay(HDTMA-montmorillonite).SoilSci.Soc.Am.meetings,Denver,Colorado.Agron.Abstr.p.255.

72. Lee,J.,B.Chen,H.E.Allen,C.P.Huang,D.L.Sparks,andP.Sanders.

1991.Developmentofsoilcriteriatoprotectgroundwaterquality.SocietyforEnvironmentalToxicologyandChemistry.Seattle,Washington.November,1991.

73. Zhang,Z.Z.,D.L.Sparks,andN.C.Scrivner.1991.Retentionofacetonitrile

andacrylonitrileonclays.AmericanGeophysicalUnion1991Springmeeting,Baltimore,Maryland,1991.

74. Zhang,Z.Z.,andD.L.Sparks.1992.Retentionofacetonitrileand

acrylonitrileonclays.Undergroundinjectionpracticescouncil,CorpusChristi,Texas,January,1992.

75. Fendorf,S.E.,andD.L.Sparks.1992.KineticsofMn(II)

sorption/desorptionreactionsonmanganeseoxides.GoldschmidtConference,GeochemicalSocietymeeting,ACS,Reston,Virginia,May,1992.

76. Fendorf,S.E.,andD.L.Sparks.1992.Reductivedissolutionkineticsof

manganeseoxidebyCr(III).ACSMeetings,SanFrancisco,California,March,1992.

77. Grossl,P.R.,D.L.Sparks,andC.Ainsworth.1992.KineticsofCu(II)

adsorption/desorptiononalpha-ferrichydroxideusingapressure-jumprelaxationtechnique.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota.

78. Fendorf,S.E.,D.L.Sparks,M.Fendorf,andR.Gronsky.1992.Heavymetal

sorptioneffectsonthesurfacestructureofmetaloxides.ACSMeetings,SanFrancisco,California.

68

79. Salingar,Y.,G.J.Hendricks,D.L.Sparks,andJ.D.Pesek.1992.Modelingthekineticsofsaltremovalfromaniron-richindustrialcoproduct.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota,October,1992.

80. Chang,J.R.,D.L.Sparks,G.N.Lamble,andM.J.Kelley.1992.Lead-

contaminatedwholesoils:XANESandEXAFSStudies.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota,October,1992.

81. Stapleton,M.G.,D.L.Sparks,andS.K.Dentel.1992.Sorptionof

pentachlorophenoltoasurfactantmodifiedmontmorillonite.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota,October,1992.

82. Fendorf,S.E.,andD.L.Sparks.1992.Electronparamagneticresonance

(EPR)spectroscopicallymonitoredstopped-flowkinetics.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota,October,1992.

83. Fendorf,S.E.,M.G.Stapleton,G.Lamble,M.J.Kelley,andD.L.Sparks.1992.

ThecomplexationstructureofCr(III)onsilicondioxide:Anx-rayabsorptionspectroscopicanalysis.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota,October,1992.

84. Hendricks,G.J.,Y.Salingar,andD.L.Sparks.1992.Kineticsofchloride

removalfromaniron-richindustrialcoproduct.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota,October,1992.

85. Zhang,Z.Z.,D.L.Sparks,andN.C.Scrivner.1992.Long-termdesorptionof

quaternaryaminecationsfromclays.SoilSci.Soc.Am.Meeting,Minneapolis,Minnesota,October,1992.

86. Ball,M.A.,T.H.Carski,M.J.Duffy,andD.L.Sparks.1993.Acontinuousflow

techniqueformeasuringsorption-desorptionkineticsofherbicidesonsoils.SoilSci.Soc.Am.Meeting,Cincinnati,Ohio,November,1993.

87. Grossl,P.R.,D.L.Sparks,andC.C.Ainsworth.1993.Kineticsofarsenate

adsorption/desorptionongoethite.SoilSci.Soc.Am.Meeting,Cincinnati,Ohio,November,1993.

88. Keren,R.,andD.L.Sparks.1993.Chargepropertiesofedgesurfacesof2:1

clayandtheirroleinionadsorptionandflocculation.SoilSci.Soc.Am.Meeting,Cincinnati,Ohio,November,1993.

89. Stapleton,M.G.,andD.L.Sparks.1993.Sorptionkineticsof

pentachlorophenolonhexadecyltrimethylammoniumclay.SoilSci.Soc.Am.Meeting,Cincinnati,Ohio,November,1993.

90. Tang,L.,andD.L.Sparks.1993.Adsorption-desorptionkineticsofatrazine

onsoilconstituents.SoilSci.Soc.Am.Meeting,Cincinnati,Ohio,November,1993.

91. Zhang,Z.Z.,D.L.Sparks,andG.N.Lamble.1993.Effectofanionsoncopper-

69

sodiumexchangeselectivityonmontmorillonite.SoilSci.Soc.Am.Meeting,Cincinnati,Ohio,November,1993.

92. Tang,L.,andD.L.Sparks.1994.Adsorption-desorptionkineticsofatrazine

onvermiculiteusingastirred-flowtechnique.SSSAMeeting,Seattle,Washington.

93. Scheidegger,A.M.,D.L.Sparks,M.Fendorf,andG.M.Lamble.1994.

Mechanismsofnickeladsorptiononpyrophyllite.SSSAMeeting,Seattle,Washington.

94. Grossl,P.R.,M.J.Eick,D.L.Sparks,andC.C.Ainsworth.1994.Kineticsof

oxyanionadsorption/desorptionongoethite:Apressure-jumprelaxationstudy,SSSAMeeting,Seattle,Washington.

95. Sparks,D.L.,Z.Z.Zhang,andJ.Wu.1995.Mechanismsof

adsorption/desorp-tionreactionsofhumicacidwithaluminumoxides.ClayMineralsSocietyMeeting,June3-8,Baltimore,Maryland.

96. Sparks,D.L.,andJ.P.DiVincenzo.1995.Residencetimeandph.effectson pentachlorophenolsorptiononsoil.ClayMineralsSocietyMeeting,

June3-8,Baltimore,Maryland.

97. Sparks,D.L.,andA.M.Brennan.1995.Agingeffectsonthekineticsofcesiumdesorptionfromvermiculiteandcontaminatedsoil.SoilSci.Soc.Am.Meeting,St.Louis,Missouri.

98. Sparks,D.L.,andJ.P.DiVincenzo.1995.Sorption-desorptionof

pentachlorophenolonsoil:residencetimeandpHeffects.SoilSci.Soc.Am.Meeting,St.Louis,Missouri.

99. Sparks,D.L.,andG.M.Lamble.1995.InvestigationofNiadsorptionon

pyrophyllite:AnXAFSstudy.SoilSci.Soc.Am.Meeting,St.Louis,Missouri.

100. Sparks,D.L.,D.R.Ware,M.J.DuffyandT.H.Carski.1995.Theaqueoushydrolysisoftribenuronmethyl:Implicationsforfateinsoils.SoilSci.Soc.Am.Meeting,St.Louis,Missouri.

101. Sparks,D.L.,andA.M.Scheidegger.1995.Formationanddissolution

kineticsofheavymetalsurfaceprecipitates.SoilSci.Soc.Am.Meeting,St.Louis,Missouri.

102. Sparks,D.L.,T.E.Alcacio,G.M.Lamble,andA.M.Scheidegger.1995.

Speciationofleadinmixedsoilcomponentsystemsusingextendedx-rayabsorptionfinestructurespectroscopy.SoilSci.Soc.Am.Meeting,St.Louis,Missouri.

103. Kleikemper,J.,A.M.Scheidegger,D.L.Sparks,andJ.C.L.Meeussen.1996.

70

Multicomponentadsorptionandtransportbehaviorofacidityandanionsinagoethite/silicasandsystem.AmericanChemicalSocietyNationalMeeting,NewOrleans,Louisiana,March1996.

104. Scheidegger,A.M.,G.M.Lamble,M.Fendorf,andD.L.Sparks.1996.

FormationanddissolutionofmixedNi-Alhydroxideprecipitatesonpyrophyllite:Surfacespectroscopicandmicroscopicstudies.70thColloidandSurfaceScienceSymposium,DivisionofColloidandSurfaceChemistry,AmericanChemicalSociety,Potsdam,NewYork,June1996.

105. Alcacio,T.E.,G.M.Lamble,A.M.Scheidegger,andD.L.Sparks.1996.Lead

competitioninclay-oxidemixedsystems:AnXAFSanalysis.ClayMineralsSocietyAnnualMeeting,Gatlinburg,Tennessee,June1996.

106. DiVincenzo,J.P.,andD.L.Sparks.1996.Slowsorptionkineticsof

pentachlorophenolonsoils.ClayMineralsSocietyMeeting,Gatlinburg,Tennessee,June,1996.

107. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1996.Effectofresidence

timeonNi-sorptionmechanismsonclayandoxideminerals:AnX-ray absorptionfinestructure(XAFS)study.SoilSci.Soc.Am.Meeting,

Indianapolis,Indiana,November,1996. 108. Scheckel,K.G.,A.M.Scheidegger,andD.L.Sparks.1996.Useofatomicforce

microscopy(AFM)inassessingpolynuclearNisurfacecomplexationonclayminerals.SoilSci.Soc.Am.Meeting,Indianapolis,Indiana,November,1996.

109. Brennan,A.M.,andD.L.Sparks.1996.Agingeffectsonthekineticsof

cesiumdesorptionfromvermiculiteandcontaminatedsoil.SoilSci.Soc,Am.Meeting,Indianapolis,Indiana,November,1996.

110. Strawn,D.G.,J.C.McCarthy,andD.L.Sparks.1996.Residencetimeeffects

onmetalsorptionreversibilityonsoil.SoilSci.Soc.Am.Meeting, Indianapolis,Indiana,November1996.

111. Zhou,M.,R.K.Trubey,T.M.Priester,andT.H.Carski.1996.Sorption/desorptionkineticsandequilibriaofatrazine,diuronandbensulfuronmethylonselectedsoils.SoilSci.Soc.Am.Meeting,Indianapolis,Indiana,November,1996.

112. Alcacio,T.E.,G.M.Lamble,andD.L.Sparks.1996.Leadspeciationinsingle

andmixedmineralsystemsusingX-rayabsorptionfinestructurespectroscopy(XAFS).SoilSci.Soc.Am.Meeting,Indianapolis,Indiana,November,1996.

113. Yin,Y.,H.E.Allen,C.P.Huang,D.L.Sparks,andP.F.Sanders.1996.Kinetics

ofHg(II)adsorptionanddesorptiononsoil.SoilSci.Soc.Am.Meeting, Indianapolis,Indiana,November,1996.

71

114. Scheidegger,A.M.,D.G.Strawn,K.G.Scheckel,andD.L.Sparks.1997.Useofin-situsurfacespectroscopicandmicroscopictechniquestoascertainthefateandmechanismsofmetalcontaminantsinthesubsurfaceenvironment.36thIntern.UnionofPureandAppliedChemistryCongress,Geneva,Switzerland,August17-22.

115. Roberts,D.R.,A.M.Scheidegger,andD.L.Sparks.1997.Nickelsorption

kinetics/mechanismsontheclayfractionofasoil:AnXAFSstudy.Am.Chem.Soc.Meeting,LasVegas,Nevada,September7-11.

116. Matocha,C.J.,andD.L.Sparks.1997.Sorptionkineticsofphthalateon

manganeseoxides.71stColloidandSurfaceScienceSymposium,Univ.ofDelaware,Newark,Delaware,June29-July2.

117. Scheckel,K.G.,andD.L.Sparks.1997.Influenceofph.onsurface

precipitateformationofNi(II)onpyrophyllite.71stColloidandSurfaceScienceSymposium,Univ.ofDelaware,Newark,Delaware,June29-July2.

118. Strawn,D.G.,andD.L.Sparks.1997.Kineticsandmechanismsoflead

sorptionanddesorptionattheγ-Al2O3/waterinterface.213thAm.Chem.Soc.Meeting,SanFrancisco,California.April13-17.

119. Scheidegger,A.M.,G.M.Lamble,andD.L.Sparks.1997.Monitoringthe

growthofsecondaryprecipitatesuponmetalsorptiononclaymineralsandaluminumoxidesusingx-rayabsorptionfinestructure(XAFS)spectroscopy.213thACSMeeting,SanFrancisco,California.

120. Yin,Y.,H.E.Allen,andD.L.Sparks.1997.Acomparisonofdesorption

kineticsofHg(II)fromsoilusingbatchandstirred-flowmethods.213thACSMeeting,SanFrancisco,California.

121. DiVincenzo,J.P.,andD.L.Sparks.1997.Evidencefordifferentsoilsorption

mechanismsfortheneutralandchargedformsofpentachlorophenol.213thACSMeeting,SanFrancisco,California.

122. Matocha,C.J.,andD.L.Sparks.1997.Sorptionkineticsofphthalateon

manganeseoxides.213thACSMeeting,SanFrancisco,California. 123. Scheckel,K.G.,A.M.Scheidegger,andD.L.Sparks.1997.Ni(II)precipitation

anddissolutionkineticsonpyrophyllite:Anin-situAFMstudy.213thACSMeeting,SanFrancisco,California.

124. Roberts,D.R.,andD.L.Sparks.1997.Nickelsorptionkineticsontheclay

fractionofasoil.213thACSMeeting,SanFrancisco,California. 125. O’Reilly,S.E.,andD.L.Sparks.1997.Theeffectsofresidencetimeonthe

retentionofarsenatebygoethite.213thACSMeeting,SanFrancisco,California.

72

126. Ford,R.G.,andD.L.Sparks.1997.Physicochemicalcontrolsontheformationofpolynuclearmetalcomplexesatclaymineralsurfaces.SSSAMeeting,Anaheim,California,October26-30.

127. Arai,Y.,D.L.Sparks,andJ.T.Sims.1997.Phosphorusdesorptionkinetics

fromfieldandlaboratoryamendedsoils.SSSAMeeting,Anaheim,California.

128. O’Reilly,S.E.,andD.L.Sparks.1997.Theeffectofresidencetimeon

arsenatesorption/desorptionprocessesonmineralsurfaces.SSSAMeeting,Anaheim,California.

129. Elzinga,E.J.,andD.L.Sparks.1997.Nickelsorptionmechanismsina

mixedpyrophyllite-montmorillonitesystem.SSSAMeeting,Anaheim,California.

130. Roberts,D.R.,A.M.Scheidegger,andD.L.Sparks.1997.Nickelsorption/

releaseonsoilclayfractions:AkineticandEXAFSstudy.SSSAMeeting,Anaheim,California.

131. Scheidegger,A.M.,R.G.Ford,andD.L.Sparks.1997.Useofx-ray

absorptionspectroscopytomonitorthekineticsofmetalsorptionreactionsatthesoil/waterinterface,SSSAMeeting,Anaheim,California.

132. Strawn,D.G.,andD.L.Sparks.1998.Useofastirred-flowreactortostudy

Pbadsorptionanddesorptionreactionsonsoil.SSSAMeeting,Baltimore,Maryland.

133. Scheckel,K.G.,andD.L.Sparks.1998.Time-resolvedAFMandXAFS

investigationsofnickelsurfaceprecipitatedissolutionmechanisms.SSSAMeeting,Baltimore,Maryland.

134. Peak,J.D.,D.L.Sparks,R.G.Ford,W.R.McKinney,andM.C.Martin.

1998.Theratesandmechanismsofborateandsulfateadsorptionattheironoxide/aqueousinterface.SSSAMeeting,Baltimore,Maryland.

135. Roberts,D.R.,andD.L.Sparks.1998.Mechanism(s)ofNisorptiononAl-

hydroxy-interlayeredvermiculiteusingtime-resolvedEXAFS.SSSAMeeting,Baltimore,Maryland.

136. Arai,Y.,andD.L.Sparks.1998.ResidencetimeeffectsonP

sorption/desorptiononferrihydrite.SSSAMeeting,Baltimore,Maryland.

137. Scheinost,A.C.,RG.Ford,K.S.Scheckel,andD.L.Sparks.1998.Nisorptiononpyrophyllite:EvidencefortheformationofNi-AlhydroxideanditstransformationintoNi-silicatebyvisible,infraredandXANESspectroscopyandthermogravimetry.SSSAMeeting,Baltimore,Maryland.

138. Matocha,C.J.,andD.L.Sparks.1998.MechanismsofReductiveDissolution

ofMnoxidesbycatechol.SSSAMeeting,Baltimore,Maryland.

73

139. O’Reilly,S.E.,andD.L.Sparks.1998.Competitiveeffectsofphosphateon

thekineticsofarsenatesorptionongoethite.SSSAMeeting,Baltimore,Maryland.

140. D.G.Strawn,andD.L.Sparks.1998.Useofx-rayabsorptionspectroscopy

todistinguishbetweeninnerandouter-spherePbadsorptioncomplexesonmontmorillonite.SSSAMeeting,Baltimore,Maryland.

141. Cooper,E.M.,D.G.Strawn,J.T.Sims,D.L.Sparks,andB.M.Onken.1998.

EffectofchemicalstabilizationbyphosphateamendmentonthedesorptionofPandPbfromacontaminatedsoil.SSSAMeeting,Baltimore,Maryland.

142. Strawn,D.G.,A.Scheidegger,andD.L.Sparks.1998.UseofXAFSto

determinetheeffectsoftime,ionicstrengthandpHonPbsorptionmechanismsatthegamma-Al2O3andmontmorillonite/waterinterface.The10thInternationalConferenceonX-rayAbsorptionFineStructureXAFSX,Chicago,Illinois.

143. Roberts,D.L.,andD.L.Sparks.1998.Effectoftimeandreactionconditions

ontheformation/dissolutionofNisurfaceprecipitatesontheclayfractionofasoilusingEXAFSspectroscopy.16thWorldCongressofSoilScience,Montpellier,France,August20-26.

144. Scheckel,K.G.,andD.L.Sparks.1998.Kineticsandmechanismsofnickel

sorption/dissolutionatsoilmineralsurfacesemployingatomicforcemicroscopy.16thWorldCongressofSoilScience,Montpellier,France,August20-26.

145. Elzinga,E.,andD.L.Sparks.1998.Mechanismsofnickelsorptiononillite:

Amolecularapproach.16thWorldCongressofSoilScience,Montpellier,France,August20-26.

146. Scheckel,K.G.,andD.L.Sparks.1998.AssessmentofNisorption

mechanismsonsoilmineralsurfacesusingtime-resolvedx-rayabsorptionfinestructure(XAFS)spectroscopy.V.M.GoldschmidtConference,Toulouse,France.MineralogicalMag.Vol.,62A:1330-1331.

147. Scheinost,A.C.,H.Stanjek,D.G.Schulze,U.Gasser,andD.L.Sparks.1998.Structuralenvironmentandoxidationstateofmanganeseingoethite-groutitesolid-solutions:ARietveld,EXAFS,XANES,andDRSstudy.The17thGeneralMeetingInternationalMineralogicalAssociation,Toronto,Canada.

148. Scheckel,K.G.,andD.L.Sparks.1999.Kineticsoftheformationand

dissolutionofNiprecipitatesonagibbsite/amorphoussilicamixture.SSSA Meeting,SaltLakeCity,Utah.

149. Scheinost,A.C.,andD.L.Sparks.1999.Kineticsandmechanismsofcompetitivemetalsorptiononferrihydrite.SSSAMeeting,SaltLakeCity,Utah.

74

150. Yamaguchi,N.U.,andD.L.Sparks.1999.EffectsofOrganicLigandsonthe

RatesandMechanismsofNiSorptionattheMineral/WaterInterface.SSSA Meeting,SaltLakeCity,Utah.

151. Arai,Y.,andD.L.Sparks.1999.Phosphorusfractiondynamicsinamendedsoils.SSSAMeeting,SaltLakeCity,Utah.

152. Peak,J.D.,D.L.Sparks,andE.J.Elzinga.1999.In-situspectroscopicstudies

ofsulfateandselenateadsorptiononiron(III)(hydr)oxides.SSSAMeeting,SaltLakeCity,Utah.

153. Roberts,D.R.,R.G.Ford,andD.L.Sparks.1999.Znsorptionmechanismson

soilclaymineralsandoxides.SSSAMeeting,SaltLakeCity,Utah.

154. Matocha,C.J.,andD.L.Sparks.1999.FundamentalaspectsofMnoxidereactionswithcatechol.SSSAMeeting,SaltLakeCity,Utah.

155. Elzinga,E.J.,andD.L.Sparks.1999.Sulfatesorptionongoethiteinthe

presenceofPb.SSSAMeeting,SaltLakeCity,Utah. 156. Sparks,D.L.,A.M.Scheidegger,D.R.Roberts,K.G.Scheckel,R.G.Ford,andA.

Scheinost.1999.Effectofresidencetimeonthemechanismsofmetalretention/releaseonsoils.SSSAMeeting,SaltLakeCity,Utah.

157. A.C.Scheinost,R.G.Ford,K.S.Scheckel,andD.L.Sparks.1999.Ni

sorptiononpyrophyllite:EvidenceforthetransformationoflayeredNi-ALdoublehydroxideintoaphyllosilicateprecursor.217thACSNationalMeeting,Anaheim,California.

158. Arai,Y.,andD.L.Sparks.2000.Investigationoftheresidencetimeeffect

onphosphate(P)adsorption/desorption.NortheasternBranchoftheAmericanSocietyofAgronomy,Newark,Delaware.

159. Peak,D.,Y.Arai,L.Miller,J.T.Sims,D.Ware,andD.L.Sparks.2000.

Speciationofphosphorusinalum-amendedpoultrylitterusingXANESspectroscopy.NortheasternBranchoftheAmericanSocietyofAgronomy,Newark,Delaware.

160. Hunger,S.,andD.L.Sparks.2000.Reactionsofphosphateatthegibbsite-

waterinterface:Amolecularscaleinvestigation.NortheasternBranchoftheAmericanSocietyofAgronomy,Newark,Delaware.

161. Roberts,D.R.,A.C.Scheinost,G.Lamble,andD.L.Sparks.2000.

MicroscaleZnspeciationinasmelter-contaminatedsoilusingmicro-XASandXRFtechniques.InternationalWorkshoponSurfaceChemicalProcessesinNaturalEnvironments,MonteVerita,Ascona,Switzerland.

162. Scheinost,A.C.,R.G.Ford,K.G.Scheckel,N.Yamaguchi,andD.L.Sparks.

2000.ThelinkbetweenclaymineralweatheringandtheformationofNi

75

surfaceprecipitates.InternationalWorkshoponSurfaceChemicalProcessesinNaturalEnvironments,MonteVerita,Ascona,Switzerland.

163. Gillot,F.S.,andD.L.Sparks.2000.KineticandspeciationofNisorptionon

beidellite.SSSAMeeting,Minneapolis,Minnesota.

164. Hunger,S.,andD.L.Sparks.2000.Reactionsofphosphateatthegibbsite-waterinterface:Amolecularscalestudy.SSSAMeeting,Minneapolis,Minnesota.

165. Matocha,C.J.,E.J.Elzinga,andD.L.Sparks.2000.Reactivityofleadon

solidMnminerals.SSSAMeeting,Minneapolis,Minnesota.

166. Arai,Y.,J.Dyer,andD.L.Sparks.2000.ArsenicspeciationincontaminatedsitesusingmicrofocusedX-rayabsorptionspectroscopy.SSSAMeeting,Minneapolis,Minnesota.

167. Nachtegaal,M.,andD.L.Sparks.2000.Nickelsequestrationinamixed

kaolinite-humicacidsystem.SSSAMeeting,Minneapolis,Minnesota.

168. Roberts,D.R.,andD.L.Sparks.2000.ThedirectidentificationandstabilityofZnspeciesincontaminatedsoils.SSSAMeeting,Minneapolis,Minnesota.

169. Peak,J.D.,andD.L.Sparks.2000.Effectofreactionconditionsonboron

sorptiononironhydroxides.SSSAMeeting,Minneapolis,Minnesota.

170. Arai,Y.,andD.L.Sparks.2001.Microscalearsenic(As)chemicalspeciationinpoultrylitter.SSSAMeeting,Charlotte,NorthCarolina.

171. Arai,Y.,andD.L.Sparks.2001.Insituspectroscopicinvestigationon

arsenatesurfacespeciationatthehematite-waterinterface.SSSAMeeting,Charlotte,NorthCarolina.

172. Grafe,M.,andD.L.Sparks.2001.Directarsenicspeciationinsoilsusing

macroscopicandmicro-focusedspectroscopictechniques.SSSAMeeting,Charlotte,NorthCarolina.

173. Hunger,S.,andD.L.Sparks.2001.Ontheuseof31-PNMRspectroscopytodeterminechemicalformsofphosphorusinsoils.SSSAMeeting,Charlotte,NorthCarolina.

174. Nachtegaal,M.,andD.L.Sparks.2001.Kineticsandmechanismsofnickel

sorptiontoagoethite-coatedkaolinite.SSSAMeeting,Charlotte,NorthCarolina.

175. Nachtegaal,M.,E.A.Ghabbour,G.Davies,andD.L.Sparks.2001.Ni

speciationinahumicacid-kaolinitesystem.HumicSubstancesSeminarV,Boston,Massachusetts.

176. Peak,J.D.,D.L.Sparks,andJ.T.Sims.2001.Directspeciationofphosphate

76

inalum-amendedpoultrylitterusingXANESspectroscopy.AnnualMeetingsoftheSoilScienceSocietyofAmerica,Charlotte,NorthCarolina.

177. Peak,J.D.,T.J.Sims,andD.L.Sparks.2001.Directdeterminationof

phosphatespeciesinalum-amendedpoultrylitter.SSSAMeeting,Charlotte,NorthCarolina.

178. Peak,J.D.,andD.L.Sparks.2001.Effectsofsulfateonleaddesorptionfromgoethite.AnnualMeetingsoftheSoilScienceSocietyofAmerica,Charlotte,NorthCarolina.

179. Peak,J.D.,andD.L.Sparks.2001.Insituspectroscopicstudiesofsulfate

andborateadsorptionmechanismsonironoxides:Implicationsforsurfacecomplexationmodeling.221stNationalmeetingoftheACS,SanDiego,California.

180. Roberts,D.R.,G.S.Senesi,U.Kukier,R.Chaney,andD.L.Sparks.2001.

MicroscopicandspectroscopicspeciationofNiinsoilsinthevicinityofaNirefinery.SSSAMeeting,Charlotte,NorthCarolina.

181. Staats,K.E.,Y.Arai,andD.L.Sparks.2001.Alumamendmenteffectson

soilphosphorusstabilizationinpoultrylitteramendedsandysoils.SSSAMeeting,Charlotte,NorthCarolina.

182. Nachtegaal,M.,E.A.Ghabbour,G.Davis,andD.L.Sparks.2001.Ni

speciationinahumicacid-kaolinitesystem.HumicsubstancesseminarV,March21-23,NortheasternUniversity,Boston,Massachusetts.

183. Hunger,S.,J.D.Peak,andD.L.Sparks.2002.Spectroscopicinvestigation

ofcalciumphosphatestabilizationatthegibbsite/waterinterface.ACSNationalMeeting,April7-11,Orlando,Florida.

184. Peak,D.,andD.L.Sparks.2002.Acontinuumofoxyanionadsorption

mechanismsonmetaloxides:Resultsfrominsituspectroscopy.17thWorldCongressofSoilScience,Bangkok,Thailand.

185. Peak,D.,S.H.Hunger,Y.A.Arai,J.T.Sims,andD.L.Sparks.2002.Direct

speciationofphosphateinpoultrylitterusingXANESspectroscopy.223rdNationalmeetingoftheACS,Orlando,Florida.

186. Trivedi,P.,D.L.Sparks,J.A.DyerandK.Pandya.2002.Spectroscopic

evaluationoftheroleofbackgroundanionsonmetalsorptiontoferrihydrite.ACSNationalMeeting,April7-11,Orlando,Florida.

187. Trivedi,P.,D.L.SparksandD.H.McNear,Jr.2002.Spectroscopic

assessmentoftheNispeciesincontaminatedsoilsusingalinearcombinationanalysisapproach.AdvancedLightSource(ALS)UsersUMeeting,October10-12,LawrenceBerkeleyNationalLaboratory,Berkeley,California.

77

188. Sparks,D.L.2002.Teachingsoilchemistry:Challengesandopportunities.AmericanSocietyofAgronomyAnnualMeeting,November10-14,Indianapolis,Indiana.

189. Kirk,L.E.,Y.AraiandD.L.Sparks.2002.Effectsofionadsorptionon

chargepropertiesofbirnessite.AmericanSocietyofAgronomyAnnualMeeting,November10-14,Indianapolis,Indiana.

190. Grafe,M.andD.L.Sparks.2002.EffectofZinc(Zn(II))ontheadsorption

mechanismsofarsenate(As(V))atthegoethite-waterinterface.AmericanSocietyofAgronomyAnnualMeeting,November10-14,Indianapolis,Indiana.

191. Nachtegaal,M.andD.L.Sparks.2002.Aspectromicroscopicstudyof3d

transitionmetalinteractionswithhumicacid:Abrightfutureforhumicacidresearch.AmericanSocietyofAgronomyAnnualMeeting,November10-14,Indianapolis,Indiana.

192. Trivedi,P.,D.McNearandD.L.Sparks.2002.AlinearcombinationanalysesapproachfordirectlyspeciatingNicontaminatedsoils.AmericanSocietyofAgronomyAnnualMeeting,November10-14,Indianapolis,Indiana.

193. McNear,D.H.Jr.andD.L.Sparks.2002.Dissolutionofnickeloxideina

smeltercontaminatedsoil.AmericanSocietyofAgronomyAnnualMeeting,November10-14,Indianapolis,Indiana.

194. Nachtegaal,M.,C.J.Jacobsen,andD.L.Sparks.2003.X-raymicroscopy

andClsNEXAFSstudiesof3dmetalinteractionswithhumicacid.225thMeetingoftheAm.Chem.Soc.,March23-27,NewOrleans,Louisiana.

195. Peak,D.,G.W.LutherIII,andD.L.Sparks.2003.EffectsofpHonboric

acidbondingontohydrousferricoxide.225thMeetingoftheAm.Chem.Soc.,March23-27,NewOrleans,Louisiana.

196. Trivedi,P.,D.L.Sparks,J.A.Dyer,N.C.Scrivner,andK.Pandya.2003.

Metalsorptionontohydratedironoxidesinanoxicenvironments:RoleofFe(II)ions,reactiontime,andtemperature.225thMeetingoftheAm.Chem.Soc.,March23-27,NewOrleans,Louisiana.

197. McNear,D.H.Jr.,J.Everhart,E.Peltier,andD.L.Sparks.2003.Tryingto

maketheconnection:SolNispeciationandplantaccumulation.SoilSci.Soc.Am.Meeting,November2-6,Denver,Colorado.

198. Peltier,E.F.,andD.L.Sparks.2003.FactorsaffectingNiandZnhydroxide

precipitateformationinsoils.SoilSci.Soc.Am.Meetings,November2-6,Denver,Colorado.

199. Staats,K.E.,D.L.SparksandJ.T.Sims.2003.Phosphorusspeciationin

alummendedpoultrylitter:EffectsofagingandAl:Pratio.SoilSci.Soc.

78

Am.Meetings,November2-6,Denver,Colorado.

200. Grafe,M.,M.A.Marcus,andD.L.Sparks.2003.In-situspeciationofarseniccontaminatedsoilusingmicro-focusedx-rayfluorescenceandx-rayabsorptionfinestructurespectroscopy.SoilSci.Soc.Am.Meeting,November2-6,Denver,Colorado.

201. Everhart,J.L.,D.L.Sparks,R.L.ChaneyandD.vanderLelie.2003.

AssessingthebioavailabilityofNiinsmeltercontaminatedsoils.SoilSci.Soc.Am.Meeting,November2-6,Denver,Colorado.

202. Toor,G.S.,S.Hunger,J.D.Peak,J.T.Sims,andD.L.Sparks.2003.

Advancesinthecharacterizationofphosphorusinorganicwastes.SoilSci.Soc.Am.Meeting,November2-6,Denver,Colorado.

203. Grafe,M.,M.J.Borda,andD.L.Sparks,2004.Kineticsofmetal-arsenate

precipitateformationatthegoethite-waterinterface.227thAm.Chem.Soc.Meeting.March28PApril1,Anaheim,California.

204. Peltier,E.andD.L.Sparks,2004.Kineticsofnickelprecipitateformation.227thAm.Chem.Soc.Meeting.March28PApril1,Anaheim,California.

205. Borda,M.J.,andD.L.Sparks.2004.Investigatingdicarboxylicacid

complexationonrandomstackedbirnessite.227thAm.Chem.Soc.Meeting.March28PApril1,Anaheim,California.

206. McNear,D.H.Jr.,E.Peltier,J.Everhart,D.L.Sparks,R.L.Chaney,S.

Sutton,andM.Newville.Useofnovelsynchrotron-basedtechniquestoexploretheconnectionbetweenmetalspeciationinsoilsandplants.227thACSNationalMeeting,Anaheim,California,March28-April1,2004.

207. Sparks,D.L.andM.Grafe.Kineticsofzinc/arsenateco-sorptionatthe

goethite-waterinterface.SoilScienceSocietyofAmericaAnnualMeeting,Seattle,Washington,Nov.1-4,2004.

208. Peltier,E.,R.K.Allada,A.Navrotsky,andD.L.Sparks.2004Formationand

stabilityofnickelsoilprecipitates.228thACSNationalMeeting,August22-26,Philadelphia,Pennsylvania.

209. Tappero,R.,E.Peltier,D.H.McNearandD.L.Sparks.Localizationof

competingmetals(Ni,Co,andZn)inAlyssumusingmicro-XRFandtomography.SoilScienceSocietyofAmericaAnnualMeeting,Seattle,Washington,Nov.1-4,2004.

210. Staats,K.E.,andD.L.Sparks.Phosphateandorganicacidsascompeting

sorbatesonamorphousaluminumoxide.SoilScienceSocietyofAmericaAnnualMeeting,Seattle,Washington,Nov.1-4,2004.

211. Dowding,C.E.,M.J.Borda,M.V.Fey,andD.L.Sparks.UsingAttenuated

79

TotalReflectanceFourierTransformInfraredSpectroscopytoinvestigatethesurfacechemistryofadryingsoil.SoilScienceSocietyofAmericaAnnualMeeting,Seattle,Washington,Nov.1-4,2004.

212. McNear,D.H.,R.Tappero,andD.L.Sparks.Uptakeandcellular

compartmentalizationofmetalsfromtherhizospherebyhyperaccumulatingplants:Arealtimeapproachusingconfocalmicroscopy.SoilScienceSocietyofAmericaAnnualMeeting,Seattle,Washington,Nov.1-4,2004.

213. Peltier,E.andD.L.Sparks.Predictingnickelprecipitateformationin

contaminatedsoils.SoilScienceSocietyofAmericaAnnualMeeting,Seattle,Washington,Nov.1-4,2004.

214. Tappero,R.,M.Marcus,E.Peltier,R.L.Chaney,andD.L.Sparks.Insitu

speciationofCoinaNi/Cohyperaccumulatorusingbulkandmicro-focusedX-rayabsorptionspectroscopy.69thAnnualMeetingoftheSoilScienceSocietyofAmerica,November8,2005,SaltLakeCity,Utah.

215. McNear,D.H.Jr.,R.L.Chaney,D.L.Sparks.ThePlant-SoilInterface:Soil

NickelSpeciationandtheMechanismsofNickelHyperaccumulation.TheASA-CSSA-SSSAInternationalAnnualMeeting,SaltLakeCity,Utah,November6-10,2005.

216. Seiter,J.andD.L.Sparks.FateandTransportofArsenicinDelawareSoils.

TheASA-CSSA-SSSAInternationalAnnualMeetings,SaltLakeCity,Utah.November6-10,2005.

217. Tappero,R.,E.Peltier,R.L.Chaney,D.L.Sparks2005.InsituSpeciationof

CobaltinNi/CoHyperaccumulatorAlyssumMuraleUsingBulkandMicro-FocusedX-RayAbsorptionSpectroscopy.TheASA-CSSA-SSSAInternationalAnnualMeetings,SaltLakeCity,Utah,Nov.6-10.

218. Borda,M.,B.Lafferty,A.Madison,M.Martin,J.Fuhrmann,andD.L.

Sparks.2006.KineticsandMechanismofMineralogically-andBiologically-AssistedArsenicTransformation:ASpectroscopicAssessment.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

219. Bourri,G.,F.Trolard,andD.L.Sparks.2006.Estimationof

ThermodynamicPropertiesofHydroxides,OxidesandLayeredDoubleHydroxidesfromtheElectronegativitiesoftheElements.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

220. Lafferty,B.,M.Borda,A.Madison,J.Fuhrmann,andD.L.Sparks.2006.

KineticsandMechanismofMineralogically-andBiologically-AssistedArsenicTransformation:AMacroscopicAssessment.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

221. McNear,D.Jr.,R.L.Chaneyand.D.L.Sparks.2006.TheInfluenceofSoil

NiSpeciationonthePhytoremediationPotentialofSoilsSurroundingan

80

HistoricNiRefineryinPortColborne,OntarioCanada.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

222. Paul,K.W.,J.D.Kubicki,andD.L.Sparks.2006.SulfateAdsorptionatthe

Fe-(hydr)oxide-H2OInterface:ComparingResultsfromHybridMO/DFTClusterandPeriodicabinitioDFTCalculations.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

223. Peltier,E.andD.L.Sparks.2006.TheInfluenceofSurfacePrecipitationon

NickelSolubility,BioavailabilityandFateinContaminatedSoils.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

224. Rice,C.andD.L.Sparks.2006.USPrioritiesinSoilScienceResearch.

18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

225. Rosen,B.,R.Tappero,K.Paul,andD.L.Sparks.2006.EffectsofIonicStrengthonMESSorptionandNiSorptionKineticsattheGoethite-WaterInterface.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

226. Seiter,J.,W.W.SaylorandD.L.Sparks.2006.Transformationsinthe

SpeciationofArsenicinPoultryLitter.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

227. Shimizu,M.andD.L.Sparks.2006.TheVolatilizationofArsenicinPoultry

LitterandLitterAmendedSoils.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

228. McNear,D.,Jr.,R.L.ChaneyandD.L.Sparks.2006.TheInfluenceofSoil

NiSpeciationonthePhytoremediationPotentialofSoilsSurroundinganHistoricNiRefineryinPortColborne,Ontario,Canada.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

229. Strongin,D.R.,G.Liu,S.Debnath,K.W.Paul,F.M.Michel,J.B.Parise,

andD.Sparks.2006.SurfacereactivityofferrihydritenanoparticlestowardgaseousSO2.232ndAm.ChemistrySocietyNationalMeeting,SanFrancisco,California,September10-14.

230. Tappero,R.V.,R.L.Chaney,andD.L.Sparks.2006.Spectromicroscopic

InvestigationofCobaltSpeciationinaNi/CoHyperaccumulatorPlantusedforPhytoremediationandPhytomining.18thWorldCongressofSoilScience,Philadelphia,Pennsylvania,July9-15.

231. Tappero,R.V.,andD.L.Sparks.2006.Root-inducedChangesinMetal

SpeciationintheRhizosphereandMetalHomeostatisinaNi/CoHyperaccumulator:ASpectromicroscopicInvestigation16thAnnualV.M.GoldschmidtConference,Melbourne,Australia,August27PSeptember1.

232. Tappero,R.V.,andD.L.Sparks.2006.Root-inducedChangesinMetal

SpeciationintheRhizosphereandMetalHomeostasisinaNi/Co

81

Hyperaccumulator:ASpectromicroscopicInvestigation16thAnnualV.M.GoldschmidtConference,Melbourne,Australia,August27-September1.

233. Strongin,D.R.,G.Liu,S.Debnath,K.W.Paul,F.M.Michael,J.B.Parise,

andD.L.Sparks.2006.SurfacereactivityofferrihydritenanoparticlestowardgaseousSO2.232ndAm.ChemistrySocietyNationalMeeting,SanFrancisco,California,September10-14.

234. Shimizu,M.andD.L.Sparks.2007.MethylarsenateSorptionMechanisms

onMetalOxides,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

235. Zhu,M.,S.Parikh,M.Ginder-VogelandD.L.Sparks.2007.Effectsof

EnvironmentalConditionsonthePropertiesofBiogenicManganeseOxides,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

236. Parikh,S.J.,B.J.Lafferty,M.J.BordaandD.L.Sparks.2006.Microbe-

MineralInteractionsandtheInfluenceonAsTransformationsintheSoilEnvironment.ASA-CSA-SSSA2006InternationalMeetings,Indianapolis,Indiana,November12-16.

237. Parikh,S.J.,B.J.Lafferty,Z.ShiandD.L.Sparks.2007.UseofIn-situ

ATR-FTIRSpectroscopytoDetermineRapidReactionKineticsattheMineral/WaterInterface.9thInternationalConferenceontheBiogeochemistryofTraceElements(ICOBTE),Beijing,China,July15-19.

238. Parikh,S.andD.L.Sparks.2007.TheInfluenceofPhosphateandSulfateon

ArsenicOxidationviaHydrousMn-Oxides,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

239. Ginder-Vogel,M.andD.L.Sparks.2007.Real-TimeSurface-Chemistryof

ArseniteOxidationbyHydrousManganeseOxide,SA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

240. Khaokaew,S.,R.Tappero,M.Ginder-Vogel,R.ChaneyandD.L.Sparks.

2007.CadmiumSpeciationandReleaseKineticsinaThaiPaddySoilSubjectedtoVaryingRedoxRegimes,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

241. Lafferty,B.andD.L.Sparks.2007.Microbe-MineralInteractionsandtheir

InfluenceonArsenicTransformationsintheSoilEnvironment,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

242. Landrot,G.andD.L.Sparks.2007.KineticsofChromium(III)Oxidation

onManganeseOxidesUsingReal-TimeMolecularScaleApproaches,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

82

243. Seiter,J.andD.L.Sparks.2007.DirectSpeciationandDistributionofDietaryArsenicinChickenExcretaandTissues,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

244. Seiter,J.andD.L.Sparks.2007.ArsenicStatusinDelawareSoils,ASA-

CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

245. Shimizu,M.andD.L.Sparks.2007.MethylarsenateSorptionMechanisms

onMetalOxides,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

246. Zhu,M.,S.Parikh,M.Ginder-VogelandD.L.Sparks.2007.Effectsof

EnvironmentalConditionsonthePropertiesofBiogenicManganeseOxides,ASA-CSSA-SSSA2007InternationalAnnualMeeting,NewOrleans,Louisiana,November4-8.

247. Fischel,J.S.,M.Ginder-Vogel,andD.L.Sparks.2008.ArsenicMobilization

intheCriticalZone:OxidationbyHydrousManganeseOxide.235thAmericaChemistrySocietyNationalMeeting,NewOrleans,Louisiana,April6-10.

248. Ginder-Vogel,M.,S.J.Parikh,J.S.FischelandD.L.Sparks.2008.Real-time

Surface-chemistryofArseniteOxidationbyHydrousManganeseOxide:ImpactofOxyanions.235thAmericanChemistrySocietyNationalMeeting,NewOrleans,Louisiana,April6-10.


theEarth’sCriticalZone:TheRoleofScaleandInterfaces,LouisianaStateUniversity,BatonRouge,Louisiana,April4.

250. Sparks,D.L.,2008.TheRoleofSynchrotronRadiationinAddressingGrand

ChallengesandOpportunitiesinEnvironmentalScience.J.BennettJohnston,Sr.CenterforAdvancedMicrostructuresandDevices(CAMD)BatonRouge,Louisiana,April4.

251. Feng,X.,M.Ginder-Vogel,M.Zhu,andD.L.Sparks.2008.Birnessite

FormationanditsTransformationinAcidMedia.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

252. Ginder-Vogel,M.andD.L.Sparks.2008.ImpactofMineralSurface

ModificationonAs(III)OxidationbyHydrousManganese(IV).GoldschmidtConference2008,Vancouver,Canada,July13-18.

253. Ginder-Vogel,M.,J.S.Fischel,andD.L.Sparks.2008.Inhibitionof

HetergeneousAs(III)OxidationbyHydrousMn(IV)OxidebyMineralSurfaceAlteration.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

83

254. Hochella,M.F.,Jr.,S.K.Lower,P.A.Maurice,R.L.Penn,N.Sahai,D.L.SparksandB.S.Twinning.2008.Nanominerals,MineralNanoparticles,andEarthSystems,GoldschmidtConference2008,Vancouver,Canada,July13-18.

255. Khaokaew,S.,M.Ginder-Vogel,P.Kanghae,R.ChaneyandD.L.Sparks.

2008.ElucidatingCadmiumSpeciationandBioavailabilityinThaiPaddySoils.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

256. Landrot,G.andD.L.Sparks.2008.SurfaceChemistryofCr(III)Oxidation

andPrecipitationonMn(IV)Oxides.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

257. Parikh,S.J.,B.J.Lafferty,Z.ShiandD.L.Sparks2007.UseofIn-situATR-

FTIRSpectroscopytoDetermineRapidReactionKineticsattheMineral/WaterInterface.9thInternationalConferenceontheBiogeochemistryofTraceElements(ICOBTE),Beijing,China,July15-19.

258. Parikh,S.J.,B.L.LaffertyandD.L.Sparks.2008.InsituAnalysisof

BiogeochemicalArsenicTransformations.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

259. Seiter,J.andD.L.Sparks.2008.EffectofStorageTimeontheDynamicsofAsSpeciationandTransformationinHeterogeneousBiosolidMaterial.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

260. Shimizu,M.,M.Ginder-Vogel,S.J.Parikh,andD.L.Sparks.2008.

MethylarsenateSorptiontoAluminumOxide.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

261. Zhu,M.,M.Ginder-Vogel,S.J.Parikh,andD.L.Sparks.2008.pH-induced

StructuralChangeinBiogenicMn(IV)-oxides.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

262. Zhu,M.,K.W.Paul,J.KubickiandD.L.Sparks.2008.QuantumChemical

ModelingArsenic(III,V)AdsorptionandOxidationonManganeseOxides.236thAmericanChemistrySocietyNationalMeeting,Philadelphia,Pennsylvania,August17-21.

263. Shi,Z.,D.M.DiToro,H.E.AllenandD.L.Sparks.2008.ModelingZn

AdsorptionandDesorptiontoSoils.Proceedingsofthe14thInternationalMeetingoftheInternationalHumicSubstancesSociety,Moscow-Saint

Petersburg,Russia,September14-19.

264. Fischel,J.S.,M.Ginder-Vogel,andD.L.Sparks.2008.SynthesisandCharacterizationofNano-Mn(IV)OxidePhases.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9

84

265. Ginder-Vogel,M.,J.S.Fischel,andD.L.Sparks.2008.RatesandMechanismsofArseniteOxidationbyNano-Mn(IV)OxideMineralPhases.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9.

266. Ginder-Vogel,M.,J.S.Fischel,andD.L.Sparks.2008.ImpactofMineral

SurfaceModificationonAs(III)OxidationbyMn(IV)Oxides.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9

267. Khaokaew,S.,M.Ginder-Vogel,R.ChaneyandD.L.Sparks.2008.

SpeciationandReleaseKineticsofCadmiumandZincinThaiPaddySoil.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting.Houston,Texas,October5-9.

268. Khaokaew,S.,T.Rudrappa,H.P.BaisandD.L.Sparks.2008.TheEffectof

OrganicAcidsfromRice(OryszasativaL.)onCadmiumandZincBioavailabilityinThaiPaddySoils.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9.

269. Lafferty,B.andD.L.Sparks.2008.KineticsofArsenicTranformationsin

theSoilEnvironment.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9.

270. Landrot,G.andD.L.Sparks.2008.RealTimeKineticsofNi-AlLayered

DoubleHydroxide(LDH)FormationonPyrophyllite.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9.

271. Parikh,S.J.,C.M.Jonsson,C.L.Jonsson,M.Zhu,R.M.Hazen,D.A.

SverjenskyandD.L.Sparks.2008.MolecularMechanismsofGlutamicandAsparticAcidSorptiontoOxyhydroxideMinerals.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9.

272. Shimizu,M.,M.Ginder-Vogel,S.J.Parikh,andD.L.Sparks.2008.

MethylarsenateSorptiontoAluminumOxide.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9.

273. Zhu,M.andD.L.Sparks.2008.Ni2+SorptiononBiogenicManganese

OxidesFormedatVariouspHs.GSA-ASA-CSSA-SSSA2008JointAnnualMeeting,Houston,Texas,October5-9.

274. Sparks,D.L.,M.Ginder-Vogel,B.J.Lafferty,S.J.Parikh.2009.AMulti-

ScaleInvestigationoftheKineticsandMechanismsofAs(III)OxidationonHydrousManganeseOxide.19thV.M.GoldschmidtConference,Davos,Switzerland,June21-26.

275. Ginder-Vogel,M.G.Landrot,D.L.Sparks2009.Quantificationofrapid

EnvironmentalRedoxProcessesUsingQuick-ScanningX-rayAbsorptionSpectroscopy(Q-XAS).19thV.M.GoldschmidtConference,Davos,Switzerland,June21-26.

85

276. Khaokaew,S.,P.Northrup,R.L.Chaney,M.Ginder-VogelandD.L.Sparks.2009.SpeciationandReleaseKineticsofCadmiuminAlkaliandAcidicPaddySoils:ApplicationofX-RayAbsorptionSpectroscopy(XAS).ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

277. Lafferty,B.J.,M.Ginder-VogelandD.L.Sparks.2009.MicrobeandMineral

MediatedArsenicTransformationsintheSoilEnvironment.ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

278. Landrot,G.,M.Ginder-Vogel,andD.L.Sparks.2009.Kineticsof

Chromium(III)OxidationbyManganese(IV)OxidesUsingQuickX-RayAbsorptionFineStructureSpectroscopy(Q-XAFS).ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

279. Parikh,S.J.,B.J.Lafferty,andD.L.Sparks.2009.EnvironmentalInfluences

OnMn-OxideCatalyzedArsenicOxidation.ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

280. Shimizu,M.,andD.L.Sparks.2009.MethylarsenateSorptiontoSoil.ASA-

CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

281. Siebecker,M.,T.Centofanti,R.ChaneyandD.L.Sparks.2009.Geogenic

NickelSpeciationinSerpentineSoilsandItsRelationshiptoNickelUptakeinHyperaccumulatorPlants.ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.



283. Zhu,M.,K.W.Paul,J.D.KubickiandD.L.Sparks.2009.AQuantum

ChemicalandX-rayAbsorptionSpectroscopyInvestigationofArsenicandNickelSorptionMechanismonMn-oxides.DFG-IUSSSymposiumonAdvancesinMolecularModelingofBiogeochemicalInterfaces-PerspectivesforSoilResearch,Jena,Germany,October6-9.

284. Zhu,M.,M.Ginder-Vogel,B.Lafferty,G.LandrotandD.L.Sparks.2009.

StructuralStudyofPoorlyCrystallineLayeredManganeseOxidesUsingtheAtomicPairDistributionFunctionTechnique.ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

285. Khaokaew,S.,P.Northrup,R.L.Chaney,M.Ginder-VogelandD.L.

Sparks.2009.SpeciationandReleaseKineticsofCadmiuminAlkaliandAcidicPaddySoils:ApplicationofX-RayAbsorptionSpectroscopy(XAS).ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

86

286. Khaokaew,S.,P.Northrup,R.L.Chaney,M.Ginder-VogelandD.L.

Sparks.2009.SpeciationandReleaseKineticsofCadmiuminAlkaliandAcidicPaddySoils:ApplicationofX-RayAbsorptionSpectroscopy(XAS).ASA-CSSA-SSSA2009InternationalAnnualMeeting.Pittsburgh,Pennsylvania,November1-5.

287. Ginder-Vogel,M.,B.J.Lafferty,M.ZhuandD.L.Sparks.2010.

SimultaneousAs(III)andAs(V)RetentionbyHydrousMn(IV)Oxide.239thACSNationalMeeting,SanFrancisco,California,March21-25.

288. Khaokaew,S.,R.LChaney,M.Ginder-Vogel,D.L.Sparks.2010.

SpeciationandReleaseKineticsofCadmiumandZincinPaddySoils:ApplicationofX-rayAbsorptionSpectroscopy(XAS).239thACSNationalMeeting,SanFrancisco,California,March21-25.

289. Lafferty,B.,M.Ginder-VogelandD.LSparks..2010.AsOxidationand

RetentionMechanismsonHydrousMn(IV)Oxide(HMO).239thACSNationalMeeting,SanFrancisco,California,March21-25.

290. Landrot,G.andD.L.Sparks.2010.ChromiumSpeciationinNaturaland

AnthropogenicCr-bearingSoils,usingMicro-XAS,Micro-XRF,andMicro-XRD.239thACSNationalMeeting,SanFrancisco,California,March21-25.

291. Shimizu,M.,ANDD.L.Sparks,D.L.2010.MethylarsenateDistributionand

SpeciationinSoil.239thACSNationalMeeting,SanFrancisco,California,March21-25.

292. Sparks,D.L.,M.Ginder-VogelandG.Landrot.2010.Insitu

CharacterizationofEnvironmentalRedoxReactionsusingQuick-scanningX-rayAbsorptionSpectroscopy(Q-XAS).239thACSNationalMeeting,SanFrancisco,California,March21-25.



294. Abdala,D.andD.L.Sparks.2010.UseofExtendedX-RayAbsorptionFine

StructureSpectroscopy(EXAFS)toDifferentiatetheContinuumBetweenPhosphateSorptionMechanismsonGoethite.ASA-CSSA-SSSA2010InternationalAnnualMeetings,"GreenRevolution2.0:Food+EnergyandEnvironmentalSecurity,"LongBeach,California,Oct.31-Nov.3.

295. Aufdenkampe,A.K.,D.L.Sparks,K.Yoo,L.A.Kaplan,andJ.E.Pizzuto.

2010.SpatialandTemporalIntegrationofCarbonandMineralFluxes:AWholeWatershedApproachtoQuantifyingAnthropogenicModificationofCriticalZoneCarbonSequestration,3rdAnnualNationalCZOPImeeting,Boulder,Colorado,September13-15.

296. VanStan,J.,S.Stotts,D.Levia,J.Pizzuto,D.Sparks.2010.Christiana

87

RiverBasinCriticalZoneObservatory:PreliminaryResultsfromtheVegetationSurveyforValidationofAirborneLiDARImagery.3rdAnnualNationalCZOPImeeting,Boulder,Colorado,September13-15.

297. Chen,C.,A.K.Aufdenkampe,K.YooandD.L.Sparks.2010.Distribution,

Speciation,andElementalAssociationsofSoilOrganicCarbonunderVaryingLandscapeTopographicPositionsattheMolecularScale.3rdAnnualNationalCZOPImeeting,Boulder,Colorado,September13-15.

298. Chen,C.andD.L.Sparks.2010.MolecularScaleAssessmentofC

FunctionalGroupDistributionofSoilHumicSubstancesUnderVarying LandUseandTopographicPosition.ASA-CSSA-SSSA2010International

AnnualMeetings,"GreenRevolution2.0:Food+EnergyandEnvironmentalSecurity,"LongBeach,California,Oct.31-Nov.3.

299. Jones,L.C.,B.LaffertyandD.L.Sparks.2010.CoupledBioticandAbiotic

ArseniteOxidationKineticswithHeterotrophicSoilBacteriaandaPoorlyCrystallineManganeseOxide.ASA-CSSA-SSSA2010InternationalAnnualMeetings,"GreenRevolution2.0:Food+EnergyandEnvironmentalSecurity,"LongBeach,California,Oct.31-Nov.3.

300. Sparks,D.L.2010.ThePathwaysandProcessesUtilizedtoDevelopthe CriticalZoneObservatories.ASA-CSSA-SSSA2010InternationalAnnual

Meetings,"GreenRevolution2.0:Food+EnergyandEnvironmentalSecurity,"LongBeach,California,Oct.31-Nov.3.

301. Sparks,D.L.2010.KineticsofRapidRedoxProcessesattheMineral/WaterInterfaceUsingQuick-ScanningX-RayAbsorptionSpectroscopy(Q-XAS).ASA-CSSA-SSSA2010InternationalAnnualMeetings,"GreenRevolution2.0:Food+EnergyandEnvironmentalSecurity,"LongBeach,California,Oct.31-Nov.3.

302. Yoo,K.,A.AufdenkampeandD.L.Sparks.2010.CaseStudy:TheRoleof

PedologyInChristinaRiverBasinCZO.ASA-CSSA-SSSA2010InternationalAnnualMeetings,"GreenRevolution2.0:Food+EnergyandEnvironmentalSecurity,"LongBeach,California,Oct.31-Nov.3.

303. Zhu,M.,C.Farrow,J.Post,K.Livi,S.Billinge.M.Ginder-Vogel,andD.L.

Sparks.2010.StructuralStudyofBioticandAbioticNanocrystallineManganeseOxidesUsingAtomicPairDistributionFunctionTechnique.2010GSAAnnualMeeting,DenverColorado,Oct.31-Nov.3.

304. Sparks,D.L.,A.Aufdenkampe.,O.Lazareva,S.Hicks,D.Montgomery,D.

Arscott,L.Kaplan,D.NewboldandD.Levia.2011.ChristinaRiverBasinCriticalZoneObservatory(CRB-CZO):WirelessEnvironmentalSensorNetwork.UniversityofDelawareontheHill.Washington,DC,March8.

305. Chen,C.P.Leinweber,A.K.AufdenkampeandD.L.Sparks.2011.

DistributionandSpeciationofSoilOrganicCarbonalongHillslopeTransects:ImportanceofFe-redoxCycling.CZONationalMeeting,Tucson,

88

Arizona,May8-12. 306. Lazerava,O.,D.L.Sparks,A.Aufdenkamp,K.Yoo,S.HicksandJ.Kan.

2011.RoleofFe-andMn-RedoxCouplingontheCarbonCycleinaMixedLandUseWatershed.CZONationalMeeting,Tucson,Arizona,May8-12.

307. Yoo,K.,A.Aufdenkampe,C.ChenandD.L.Sparks.2011.ChristinaRiver

BasinCriticalZoneObservatory:Carbon-mineralinteractionsfrommoleculartobasinscalesintheAnthropocene,Goldschmidt2011conference,Prague,CzechRepublic,August14-19.p.1224.

308. Lazareva,O.,D.L.Sparks,A..Aufdenkamp,K.Yoo,S.HicksandJ.Kan.2011.RoleofFe-andMn-redoxcouplingonthecarboncycleinamixedlandusewatershed:ChristinaRiverBasinCriticalZoneObservatory.Goldschmidt2011conference,Prague,CzechRepublic,August14-19.p.1279.

309. ZhuM.,LaffertyB.,LiviK.,SparksD.L.,2011.Cationeffectson

Mn2+oxidationbynanoparticulateδ-MnO2,242ndAmericanChemicalSocietyNationalMeeting,Denver,Colorado,Aug.28-Sept.1.Posterpresentation.

310. Chen,C.,P.Leinweber,A.Aufdenkampe,J.Wang,J.J.Dynes,andD.L.

Sparks.2011.SoilOrganicMatter-MineralInteractionsAlongHillslopeTransects:ImportanceofIron-RedoxCouplingProcesses.ASA-CSSA-SSSA2011InternationalAnnualMeetings,"FundamentalforLife:Soil,Crop,&EnvironmentalSciences,”SanAntonio,Texas,Oct.16-19.

311. Li,W.andD.L.Sparks.2011.AnInvestigationontheFormation

MechanismofZn/AlLayerDoubleHydroxideSurfacePrecipitatesOnAluminumOxide.ASA-CSSA-SSSA2011InternationalAnnualMeetings,"FundamentalforLife:Soil,Crop,&EnvironmentalSciences,"SanAntonio,Texas,Oct.16-19.

312. Siebecker,M.,W.Li,andD.L.Sparks.2011.AnInSituReal-TimeQuick

X-RayAbsorptionSpectroscopic(Q-XAS)InvestigationofNiPrecipitationOnAl-RichSoilMinerals.ASA-CSSA-SSSA2011InternationalAnnualMeetings,"FundamentalforLife:Soil,Crop,&EnvironmentalSciences,"SanAntonio,Texas,Oct.16-19.

313. Wu,Y.andD.L.Sparks.2011.EffectsofDissolvedFe(II)OnAs(III)

OxidationandAs(V)SequestrationbyHydrousManganeseOxide.ASA-CSSA-SSSA2011InternationalAnnualMeetings,"FundamentalforLife:Soil,Crop,&EnvironmentalSciences,"SanAntonio,Texas,Oct.16-19.

314. Lazareva,O.,D.L.Sparks,A.Aufdenkamp,J.Kan,S.Hicks,J.LeMonte,W.

PanandC.Chen.2012.BiogeochemicalTransformationofFe-andMn-AlongaRedoxGradient:ImplicationsforCarbonSequestrationwithintheChristianaRiverBasinCriticalZoneObservatory.Spring2012AmericanChemicalSocietyNationalMeeting,SanDiego,California,March25-29.

89

315. Zhu,M.andD.L.Sparks.2012.InteractionsbetweenCationsand

NanoparticulateLayeredMnOxides–AX-rayAtomicPairDistributionFunctions(PDF)Analysis.Spring2012AmericanChemicalSocietyNationalMeeting,SanDiego,California,March25-29.

316. Carter,S.E.,D.L.Sparks,A.M.Rule,R.TapperoandE.Benson.2012.

DistributionandSpeciationofArsenicinPoultryParticulateEmissions,The22ndV.M.GoldschmidtConference,Montréal,Canada,June24-29.

317. Ginder-Vogel,M.,B.LaffertyandD.L.Sparks.2012.As(III)Oxidationby

delta-MnO2:Kinetics,Mechanisms,andInhibition,The22ndV.M.GoldschmidtConference,Montréal,Canada,June24-29.

318. Lazareva,O.,D.L.Sparks,W.Pan,J.Kan,andA.Aufdenkampe.2012.

BiogeochemicalDynamicsofAqueousFeandMninSoilPore-WatersandStreamwithRespecttoDissolvedOrganicMatter(DOM)QuantityandQuality.The22ndV.M.GoldschmidtConference,Montréal,Canada,June24-29.

319. Livi,K.J.T.,B.Lafferty,M.Zhu,S.Zhang,A.-C.GalliotandD.L.Spark..2012.

NanoscaleMeasurementofManganeseValenceinMn-oxides,The22ndV.M.GoldschmidtConference,Montréal,Canada,June24-29.

320. Sparks,D.L.,C.Chen,O.Lazareva,J.Lemonte,J.J.Dynes,J.Wang,andT.

Regier.2012.TheRoleofMetalRedoxCouplingProcessesinCarbonCyclingandStabilization,The22ndV.M.GoldschmidtConference,Montréal,Canada,June24-29.

321. Sparks,D.L.2012.GrandChallengesinSoilandEnvironmental

Sustainability:TheImportanceofBasicBiogeochemicalResearch.EUROSOIL2012,4thInternationalCongressofECSSS,Bari,Italy,July2.

322. Fischel,J.S.,M.H.lFischel,B.J.Lafferty,andD.L.Sparks.2012.Arsenic

MobilizationintheCriticalZone:OxidationbyManganeseOxideMinerals.244thACSNationalMeeting,Philadelphia,Pennsylvania,August19-23.

323. Moyer,C.E.R.Tappero,H.BaisandD.L.Sparks.2012.RoleofIronPlaques

inImmobilizingArsenicintheRice-rootEnvironment.244thACSNationalMeeting.Philadelphia,Pennsylvania,August19-23.

324. Ono,F.B.,E.S.Penido,D.L.SparksandL.-R.G.Guilherme.2012.

UnderstandingtheLowArsenicBioaccessibilityinTailingsFromaGoldMiningArea.SSSAInternationalAnnualMeeting,Cincinnati,Ohio,Oct.21-24.

325. Abdala,D.B.,P.A.Northrup,andD.L.Sparks.2012.SurfaceLoadingand

TimeEffectsonPhosphorusSorptionMechanismExaminedbyExtendedX-RayAbsorptionFineStructureSpectroscopyattheGoethite/Water

90

Interface.SSSAInternationalAnnualMeeting,Cincinnati,Ohio,October21-24.

326. Abdala,D.B.,P.A.Northrup,andD.L.Sparks.2012.ExtendedX-Ray

AbsorptionFineStructureSpectroscopicDeterminationoftheBondingConfigurationofOrthophosphateSurfaceComplexesofPhosphateattheGoethite/WaterInterface.SSSAInternationalAnnualMeeting,Cincinnati,Ohio,October21-24.

327. Elbana,T.,H.M.M.SelimandD.L.Sparks.2012.LeadandTinTransport

andRetentioninSoils:MiscibleDisplacementandModeling.SSSAInternationalAnnualMeeting,Cincinnati,Ohio,October21-24.

328. Li,W.,Y.WangandD.L.Sparks.2012.EffectofGlyphosateonZn

Adsorption/PrecipitationonAluminumOxide:AMolecularScaleStudyUsingSpectroscopicTechniques.SSSAInternationalAnnualMeeting,Cincinnati,Ohio,October21-24.

329. Li,W.M.Zhu,andD.L.Sparks.2013.AdvancesinUnderstandingthe

ChemistryofLightElementsatEnvironmentalInterfaces.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

330. Feng,X.,W.Li,M.Zhu,P.Northrup,andD.L.Sparks.2013.Sorption

MechanismofMyoinositolHexaphosphateonBoehmite:A31PNMRandPEXAFSStudy.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

331. Li,W.,X.Feng,P.Northrup,J.D.KubickiandD.L.Sparks.2013.Glyphosate

SorptionMechanismattheBoehmite/WaterInterfaceUsingSolidState31PNMRandPXANES.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

332. Chen,C.andD.L.Sparks.2013.EffectofFerrihydrite-organicMatter

CoprecipitationontheFe(II)-catalyzedTransformationofFerrihydrite.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

333. Zhu,M.P.Northrup,D.L.SparksandG.A.Waychunas.2013.Sulfate

AdsorptiononFerrihydriteStudiedbySulfurK-edgeEXAFSSpectroscopyandDifferentialPDFAnalyses.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

334. Chen,C.,J.J.Dynes,J.Wang,T.RegierandD.L.Sparks.2013.Mechanismsof

Ferrihydrite-organicMatterComplexFormationviaAdsorptionandCoprecipitation.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

335. Siebecker,M.,W.Li,S.KhalidandD.L.Sparks.2013.Real-timeSorption

andPrecipitationofNickelonClayMinerals:AninsituQuick-EXAFS

91

Investigation.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

336. Northrup,P.andD.L.Sparks.2013.AdvancesinSpatially-resolvedTender-

energyX-rayAbsorptionSpectroscopyatNSLSandNSLS-II.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

337. Ginder-Vogel,M.,B.LaffertyandD.L.Sparks.2013.As(III)Oxidationby

HydrousManganese(IV)oxide:Kinetics,Mechanisms,andInhibition.245thAmericanChemicalSocietyNationalMeeting&Exposition,NewOrleans,Louisiana,April7-11.

339. Lopes,G.2013.SequentialextractionofZn,Pb,andCdinsoilsfroma

miningarea.XXXIVBrazilianCongressofSoilSciences,Florianopolis,Brazil,July28-August2.

340. Ono,F.B.2013.ArsenicinDustParticlesaroundaMetalMiningArea.

XXXIVBrazilianCongressofSoilSciences,Florianopolis,Brazil,July28-August2.

341. Lazareva,O.,D.L.Sparks,R.Landis,N.R.Grosso,J.Collins,J.A.Dyer,C.J.

Ptacek,S.HicksandD.Montgomery.2013.UnderstandingBiogeochemicalTransformationandMobilizationofHgfromRiverBankSoils:SouthRiver,Virginia.Goldschmidt2013,Florence,Italy,August25-30.

342. Fischel,J.S.,M.H.Fischel,B.Lafferty,2014.KineticsofArsenicOxidation

byManganeseOxideMinerals:TheInfluenceofOriginandStructureonReactivity.247thAmericanChemicalSocietyNationalMeetingandExposition,Dallas,Texas,March16-20.

343. Starcher,A.N.,W.Li,D.L.Sparks,2014.Spectroscopicevidenceofmixed

divalentmetallayereddoublehydroxidephaseformationfromtheco-sorptionofFe(II)andZnwithA1-bearingmineralsubstrates.247thAmericanChemicalSocietyNationalMeetingandExposition,Dallas,Texas,March16-20.

344. Starcher,A.N.,W.Li,D.L.Sparks,2014.GreenrustformationfromFe(II)

sorptiontoA1-bearingphyllosilicateswithstructureFeimpurities.247thAmericanChemicalSocietyNationalMeetingandExposition,Dallas,Texas,March16-20.

345. Zhu,M.,X.FengandW.Li.2014.AdvancesinUnderstandingthe

EnvironmentalGeochemistryofManganese(Mn)Oxides(Symposium).247thAmericanChemicalSocietyNationalMeetingandExposition,Dallas,TexasMarch16-20.

346. Feng,X.,H.Zhao,F.Liu,W.Tan,G.Qiu,H.Yin,W.Li,M.Zhu,andD.L.

Sparks.2014.TransformationofHexagonalBirnessiteintoTriclinicbinessitebyAqueouosMnandtheFormationofTodorokite.247th

92

AmericanChemicalSocietyNationalMeetingandExposition,Dallas,Texas,March16-20.

347. Fischel,J.,G.LandrotandD.L.Sparks.2014.FormationMechanismsfor

ChromiumHydroxidePrecipitationonMineralSurfaces:TheImpactonContaminantMobilityintheSoil.20thWorldCongressofSoilScience,Jeju,Korea,June8-13.

348. Fischel,M.,J.Fischel,B.LaffertyandD.L.Sparks.2014.KineticsofArsenic

OxidationbyManganeseOxideMinerals:TheInfluenceofOriginandStructureonReactivity.20thWorldCongressofSoilScience,Jeju,Korea,June8-13.

349. LeMonte,J.andD.L.Sparks.2014.ImpactofSeaLevelRiseonContaminant

MobilityandCycling.20thWorldCongressofSoilScience,Jeju,Korea,June8-13.

350. Feng,X.,Y.Yan,W.Li,F.Liu,W.Tan,G.QiuandD.L.Sparks.2014.Rapid

SurfacePrecipitationofMyo-InositolHexakisphosphateattheSurfaceofAmorphousAluminumHydroxide.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

351. Fischel,J.andD.L.Sparks.2014a.FormationMechanismsforChromium

HydroxidePrecipitationonMineralSurfaces:TheImpactonContaminantMobilityintheSoilEnvironment.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

352. Fischel,J.andD.L.Sparks.2014b.MightyManganeseOxidesinCentral

PennsylvaniaSoils.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

353. Fischel,M.,D.L.Sparks,H.P.Bais,andR.Tappero.2014.TheImpactofSea

LevelRiseonArsenicSorptioninPhragmitesAustralisRootPlaques.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

354. Gamble,A.V.,P.Northrup,W.Li,andD.L.Sparks.2014.TenderEnergyX-

RayAbsorptionSpectroscopyforDeterminingPhosphorusSpeciationinSoils.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

355. LeMonte,J.J.andD.L.Sparks.2014.ImpactsofSeaLevelRiseonArsenic

MobilityandCycling.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

356. Lopes,G.,W.Li,D.L.Sparks,andL.-R.G.Guilherme.2014.ZincMobilityand

SpeciationinSoilsAffectedByMiningandSmeltingActivitiesinMinasGerais,BrazilUsingX-RayAbsorptionSpectroscopy.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

93

357. Ono,F.B.,E.S.Penido,R.Tappero,D.L.SparksandL.-R.G.Guilherme.2014.

BioaccessibilityofCadmiumandLeadinTailingsfromaZincSmeltingAreainBrazil.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

358. Pan,W.,S.Inamdar,D.L.Sparks,Y.Jin,andJ.Kan.2014.Influenceof

MicrobialFe(III)ReductiononDomSorptionunderAnoxicCondition.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

359. Starcher,A.N.,W.LiandD.L.Sparks.2014.SpectroscopicEvidencefor

Fe(II)-LayeredHydroxidePhaseFormationonPyrophyllite.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

360. Wang,X.,W.Li,M.Zhu,F.Liu,X.Feng,andD.L.Sparks.2014.Effectof

FerrihydriteCrystalliteSizeonPhosphateAdsorptionReactivity.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

361. Yang,J.,D.L.Sparks,N.S.Bolan,andC.Rumpel.2014.SynergisticImpactof

IronCationonDissolvedOrganicMatterSorptiontoSoilMinerals.SoilScienceSocietyofAmerica(SSSA)InternationalAnnualMeeting,LongBeach,California,November2-5.

362. Chen,C.,J.Wang,J.DynesandD.L.Sparks.2015.Organo-mineral

associationsinagriculturalsoils:insightsfrommulti-elementalSTXM-NEXAFSanalysis.249thACSNationalMeeting,Denver,CO,March22-26.

363. Feng,X.,X.Wang,W.Li,M.Zhu,F.LiuandD.L.Sparks.2015.Crystallitesize

effectsonthestructureandphysicochemicalpropertiesofferrihydrite.249thACSNationalMeeting,Denver,CO,March22-26.

364. Fischel,J.andD.L.Sparks.2015.Fate,transport,andcyclingofhexavalent

chromiuminthesoilenvironment.249thACSNationalMeeting,Denver,CO,March22-26.

365. Fischel,J.andD.L.Sparks.2015.Fatetransportandcyclingofhexavalent

chromiuminthesoilenvironment.Goldschmidt2015,Prague,CzechRepublic,August16-21.

366. Fischel,M.andD.L.Sparks.2015.Impactofsealevelriseonarsenicand

chromiumsorptioninPhragmitesAustralisrootplaques.249thACSNationalMeeting,Denver,CO,March22-26.

367. Gamble,A.andD.L.Sparks.2015.TenderEnergyX-RaySpectroscopyfor

DeterminingPhosphorusSpeciationinSoils.SyncLight2015,SaoPaulo,Brazil,July13-24.

94

368. JaisiD.,S.Joshi,R.KukkadapuandD.L.Sparks.2015.Scalingupmolecularreactionstoecosystemprocesses:OrganicmatterdegradationcontrolledphosphoruscyclingintheChesapeakeBay.249thACSNationalMeeting,Denver,CO,March22-26.

369. LeMonte,J.,R.TapperoandD.L.Sparks.2015.Potentialimpactsofsealevel

riseonarsenicmobilityandcycling.249thACSNationalMeeting,Denver,CO,March22-26.

370. Li,W.,M.SiebeckerandD.L.Sparks.2015.Tacklingrapidreactionkinetics

atthemineral-waterinterfaceusingquick-scanningX-rayabsorptionspectroscopy.249thACSNationalMeeting,Denver,CO,March22-26.

371. Wang,Y.,T.Fan,D.Zhou,W.Li,M.ZhuandD.L.Sparks.2015.Macroscopic

andmicroscopicinvestigationofadsorptionandprecipitationofZnonγ-aluminaasaffectedbyAs.249thACSNationalMeeting,Denver,CO,March22-26.

372. Yang,J.,J.Liu,J.WangandD.L.Sparks.2015.Coppersequestrationbyblack

carbonincontaminatedsoilusingSTXM-CK-edgeandCuL-edgeXANESspectroscopy.249thACSNationalMeeting,Denver,CO,March22-26.

373. Yang,J.,D.L.Sparks,N.Bolan,R.CorneliaandW.Pan.2015.Ternary

complexationofdissolvedorganicmatterinkaolinite-Fe(III)-organicacidsystems:AnEXAFSspectroscopicstudy.249thACSNationalMeeting,Denver,CO,March22-26.

374. Vidal-Esquivel,P.,J.W.StuckeyandD.L.Sparks.2015.Sorptionofdissolved

organiccarbononmetaloxides.UndergraduateResearchandServiceCelebratorySymposium.Newark,DE,August13.

375. Wendt,B.andD.L.Sparks.2015.Themysteryofmobilization:Howsea

levelrisemayimpactarsenicmobilityincoastalsoils.UndergraduateResearchandServiceCelebratorySymposium.Newark,DE,August13.

376. Wendt,B.andD.L.Sparks.2015.Arsenicspeciationaccordingtovarying

reductiveandoxidativeelectrochemicallevels.UndergraduateResearchandServiceCelebratorySymposium.Newark,DE,August13.

377. Zhu,G.,A.V.Gamble,M.H.FischelandD.L.Sparks.2015.Arsenic

accumulationinaquaticmarshplants:ImplicationsforwaterqualityinDelaware.UndergraduateResearchandServiceCelebratorySymposium.Newark,DE,August13.

378. Fischel,M.andD.L.Sparks.2015.Impactofsealevelriseonarsenicand

chromiumsorptioninPhragmitesAustralisrootplaques.GraduateStudentResearchSymposium,Newark,DE,October8.

95

378. Starcher,A.N.,W.LiandD.L.Sparks.2015.SpectroscopicEvidenceforFe(II)-LayeredHydroxidePhaseFormationonPyrophyllite.GraduateStudentResearchSymposium,Newark,DE,October8.

379. Fischel,J.andD.L.Sparks.2016.SuperfundCycling:TheFateofHexavalent

ChromiumintheSubsurfaceEnvironment.The12thDahliaGreidingerMemorialSymposium2016,Haifa,Israel,Feb29-March2.

380. Cui,H.-J.andD.L.Sparks.2016.EffectsofadsorbedCd(II)ontheMn(II)-

catalyzedtransformationofhexagonalbirnessite.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

381. Fischel,J.andD.L.Sparks.2016.Superfundcycling:Thefateofhexavalent

chromiuminthesubsurfaceenvironment.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

382. Fischel,M.andD.L.Sparks.2016.Impactofsealevelriseonarsenic

speciationinPhragmitesaustralisandSpartinaalterniflora.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

383. Gamble,A.,P.NorthrupandD.L.Sparks.2016.Synchrotron-based

techniquesfordeterminingphosphorusspeciationinsoils.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

384. LeMonte,J.,J.Stuckey,X.Yu,J.Rinklebe,R.Tappero,H.MichaelandD.

Sparks.2016.Influenceofsealevelriseonarsenicmobilityincoastalsoils.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

385. Starcher,A.,E.Elzinga,R.KukkadapuandD.Sparks.2016.Evidenceforthe

formationofFe-layeredhydroxidesusingspectroscopictechniques.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

386. Stuckey,J.andD.Sparks.2016.Impactsofmanganeseoxidesonthe

retention,speciation,andlabilityofsoilorganiccarbon.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

387. Yang,J.,J.Wang,D.Sparks,C.RumpelandN.Bolan.2016.Selective

preservationoforganiccarbonspeciesinamendedfieldsoilsusingmulti-edgeSTXMcoupledwithXANESspectroscopy.251stAmericanChemicalSocietyNationalMeeting&Exposition,SanDiego,CA,March13-17.

388. Fischel,J.S.andD.L.Sparks.2016.SuperfundCycling:TheFateof

HexavalentChromiumintheSubsurfaceEnvironment.GoldschmidtConference,Yokohama,Japan,June26-July1.

96

389. Fischel,M.H.andD.L.Sparks.2016TheImpactofSeaLevelRiseonArsenicSpeciationinWetlandFlora.GoldschmidtConference,Yokohama,Japan,June26-July1.

390. Li,W.,M.G.SiebeckerandD.L.Sparks.2016ProbingtheRapidFormation

KineticsofNi-AlLDHPrecipitatesonγ-AluminaUsingQEXAFS.GoldschmidtConference,Yokohama,Japan,June26-July1.

391. Starcher,A.N.,W.Li,R.K.Kukkadapu,E.J.ElzingaandD.L.Sparks.2016.

KineticsOfFe-LayeredHydroxideFormationFromPhyllosilicatesUsingSpectroscopy.GoldschmidtConference,Yokohama,Japan,June26-July1.

392. Zhu,G.,J.W.StuckeyandD.L.Sparks.2016.ImpactsofSorptionand

CoprecipitationonSoilOrganicCarbonReactivityAssociatedwithHydrousManganeseOxide.UndergraduateResearchandServiceCelebratorySymposium,Newark,DE,August11.

393. Fischel,J.andD.Sparks.2016.ChromiumConundrum:DeterminingThe

StabilityOfLegacyContamination.252ndAmericanChemicalSocietyNationalMeeting&Exposition,Philadelphia,PA,August21-25.

394. Yu,X,J.LeMonte,J.Stuckey,D.Sparks,J.Cargill,C.RussonielloandH.

Michael.2016.HydrologicControlsOnArsenicCyclingDueToTidalFluctuation.252ndAmericanChemicalSocietyNationalMeeting&Exposition,Philadelphia,PA,August21-25.

395. Gamble,A,P.NorthrupandD.Sparks.2016.NovelSpectroscopic

TechniquesToExamineSoilPhosphorusSpeciation.8thInternationalPhosphorusWorkshop(IPW8),Phosphorus2020-ChallengeforSynthesisAgriculture&Ecosystem.Rostock,Germany,September12-16.

396. Fischel,J.andD.L.Sparks.2016.SuperfundCycling:TheFateofHexavalent

ChromiumintheSubsurfaceEnvironment,ASA,CSSA&SSSAInternationalAnnualMeeting,Phoenix,AZ,November6-9.

397. Fischel,M.andD.L.Sparks.2016.SeaLevelRiseAltersArsenicSpeciation

inWetlandPlantsandSoils,ASA,CSSA&SSSAInternationalAnnualMeeting,Phoenix,AZ,November6-9.

398. Gamble,A.V.andD.L.Sparks.2016.SoilPhosphorusSpeciationUsing

MicrospectroscopicTechniques,ASA,CSSA&SSSAInternationalAnnualMeeting,Phoenix,AZ,November6-9.

399. Sanchez,J.,J.StuckeyandD.L.Sparks.2016.ImpactsofaShiftingRedox

PotentialonArsenicSorptiontoGoethite,ASA,CSSA&SSSAInternationalAnnualMeeting,Phoenix,AZ,November6-9.

400. Stuckey,J.W.,C.Goodwin,J.Wang,L.A.Kaplan,P.Vidal-Esquivel,

97

T.P.BeebeJr.andD.L.Sparks.2016.ImpactsofHydrousManganeseOxideandGoethiteonSoilOrganicCarbonReactivity,ASA,CSSA&SSSAInternationalAnnualMeeting,Phoenix,AZ,November6-9.

G. PresentationstoAgriculturalCommodityGroups 1. Sparks,D.L.1980.PotassiumstatusofAtlanticCoastalPlainsoils.College

FertilizerConference,VirginiaBeach,Virginia.SponsoredbySouthernStatesCooperative.

2. Sparks,D.L.1980.Boronandpotassiumfertilizationandleachingeffects

onsandyDelawaresoilsinanintensivecornmanagementsystem.MaximumYieldWorkshop,EastLansing,Michigan.SponsoredbyPotashandPhosphateInstitute.

3. Sparks,D.L.1981.Boronandpotassiumfertilizationtomaximizecorn

yieldsonDelawaresoils.CollegeFertilizerConference,Williamsburg,Virginia.SponsoredbySouthernStatesCooperative.

4. Sparks,D.L.1981.LeachingofboronandpotassiuminsandyAtlantic

CoastalPlainsoils.MaximumYieldWorkshop,Freehold,NewJersey.SponsoredbyPotashandPhosphateInstitute.


mixedsystems.UniversityofDelawareResearchFoundationLuncheon,Newark,Delaware.

6. Sparks,D.L.1982.Principlesofsoiltesting.DelawareCropImprovement

AssociationAnnualMeeting,Felton,Delaware. 7. Sparks,D.L.1982.Thechemistryandfertilityofsoilpotassium.Delaware VegetableGrowersAssociationAnnualMeeting,Dover,Delaware

8. Sparks,D.L.,andG.J.Hendricks.1986.BroadcastingversusbandingapplicationsofKonDelawaresoilsasitaffectscorn(ZeamaysL.)inanintensivemanagementsystem.AgriculturalResourcesDay,Georgetown,Delaware.

9. Sparks,D.L.1997.Metalsinthesoilenvironment,Mid-AtlanticCrop

ManagementWorkshop,OceanCity,Maryland,November20. H. VisitingScholarParticipationandInvitationalSeminars IhaveservedasaVisitingScholarandpresentedlecturesandseminarsatthe

followingUniversities,NationalLaboratories,andInstitutes: 1. UniversityofKentucky,Lexington,KY,1982

98

2. RutgersUniversity,NewBrunswick,NJ,1984 3. UniversityofMaryland,CollegePark,MD,1984 4. TheOhioStateUniversity,Columbus,OH,1984 5. ThePennsylvaniaStateUniversity,StateCollege,PA,1985 6. SavannahRiverEcologyLaboratory,UniversityofGeorgia,1985 7. UniversityofSaskatchewan,Saskatoon,Canada,1985 8. UniversityofCalifornia,Riverside,CA,1986 9. UniversityofCalifornia,Berkeley,CA,1986

10. VirginiaPolytechnicInstituteandStateUniversity,Blacksburg,VA,1986

11. NanjingAgriculturalUniversity,China,1987,CanadianPotashInstitute Lecturer

12. JisiangAgriculturalUniversity,China,1987,CanadianPotashInstitute Lecturer

13. HubeiInstituteofSoilsandFertilizer,China,1987,CanadianPotashInstituteLecturer

14. U.S.BoraxResearch,Anaheim,CA,1987

15. USDA-ARSEasternResearchLaboratory,1988 16. VolcaniCenter,BetDagan,Israel,1989 17. TechnionUniversity,Haifa,Israel,1989

18. NorthCarolinaStateUniversity,1989,Raleigh,NC,WillieWoltzDistinguishedLecturer

19. UniversityofDelaware,Newark,DE,CivilEngineeringDept.,1990 20. UniversityofDelaware,Newark,DE,Provost'sDinnerSeminar,1990 21. UniversityofDelaware,Newark,DE,ChemistryDept.,1991 22. JustusvonLiebigUniversity,GiessenGermany,1991 23. InstitutfurStrahlenschutz,Neuherberg,Germany,1991

24. WageningenUniversity,Wageningen,TheNetherlands,1991

99

25. PurdueUniversity,WestLafayette,IN,1991 26. Battelle,PacificNorthwestLaboratory,Richland,Washington,1992 27. RothamstedExperimentalStation,Harpenden,England,1993 28. UniversityofBirmingham,Birmingham,England,1993 29. LancasterUniversity,Lancaster,England,1993 30. TheJohnsHopkinsUniversity,Baltimore,MD,1993 31. UniversityofSaskatchewan,Saskatoon,Canada,1995 32. SwissFederalInstituteofTechnology,Zurich,Switzerland,1995

33. UniversityofMaryland,CollegePark,MD,CivilandEnvironmentalEngineeringDepartment,1996

34. UniversityofDelaware,Newark,DE,ChemistryDepartment,1996 35. PaulScherrerInstitute,Villigen,Switzerland,1997

36. LawrenceBerkeleyNationalLaboratory,UniversityofCalifornia,Berkeley,CA,1997

37. DuPontCo.,Wilmington,DE,1997

38. IowaStateUniversity,Ames,Iowa,1998 39. DuPontCo.,Wilmington,DE,1999 40. TexasA&MUniversity,CollegeStation,TX,1999 41. NortheasternUniversity,Boston,MA,1999 42. UniversityofDelaware,Newark,DE,CivilandEnvironmentalEngineering

Dept.,1999

43. StanfordUniversity,PaloAlto,CA,1999 44. PacificNorthwestNationalLaboratory,Richland,WA,1999

45. HohenheimUniversity,Stuttgart,Germany,1999 46. WashingtonStateUniversity,Pullman,WA,March,2000

47. RutgersUniversity,NewBrunswick,NJ,April,2000

48. UniversityofBari,Bari,Italy,May,2000

100

49. IowaStateUniversity,Ames,IA,October,2000

50. UniversityofCalifornia-Davis,Davis,CA,October,2000

51. StateUniversityofNewYork,StonyBrook,NY,March,2001

52. HarvardUniversity,Cambridge,MA,May,2001

53. BrookhavenNationalLaboratory,Upton,NY,May,2001

54. UniversityofSydney,Sydney,NewSouthWales,Australia,November,2001

55. CSIRO,Perth,WesternAustralia,Australia,November,2001

56. CSIRO,Adelaide,SouthAustralia,Australia,November,2001

57. UniversityofMelbourne,Victoria,Australia,November,2001

58. CSIRO,Canberra,NewSouthWales,Australia,November,2001

59. CSIRO,Townsville,Queensland,Australia,November,2001

60. UniversityofKentucky,Lexington,March,2002

61. ArgonneNationalLaboratory,Chicago,May,2002.

62. LawrenceBerkeleyNationalLaboratory,Berkeley,June,2002.

63. PrincetonUniversity,Princeton,October,2002.

64. U.S.GeologicalSurvey,MenloPark,CA,October,2002.

65. RoscoeEllis,Jr.(21st)Lecturer,KansasStateUniversity,Manhattan,

Kansas,March17,2004.66. BrookhavenNationalLaboratory,Upton,NewYork,May,2005.

67. PrincetonUniversity,Princeton,NJ,May200668. OldDominionUniversity,March,2007

69. UniversityofKentucky,April,2007

70. CarnegieInstitutionofWashington,May,2007

71. ChinaAgriculturalUniversity,July,2007

72. VirginiaTech,October,2007

101

73. BrookhavenNationalLaboratory,January,2008

74. CenterforAdvancedMaterialsDesign(CAMD),LouisianaStateUniversity,

March,2008

75. LouisianaStateUniversity,March,2008

76. VirginiaTech,May,2008

77. USDA,Beltsville,June,2008

78. UniversityofFlorida,September,2008

79. ThePennsylvaniaStateUniversity,October,2008

80. UniversityofCalifornia,Davis,Sept.2009 81. ZhejiangUniversity,Hangzhou,China,October,2009

82. UniversityofSaskatchewan,June,2010

83. ResearchCenterforEco-EnvironmentalSciences,ChineseAcademyof Sciences,Beijing,China,September,2010

84. SwissFederalInstituteofTechnology(ETH),Zurich,Switzerland,October, 2010

85. ChineseAcademyofSciences,InstituteofSoilScience,Nanjing,China, September,2011

86. NanjingAgriculturalInstitute,Nanjing,China,September,2011

87. ChineseAcademyofSciences,InstituteofAppliedEcology,Shenyang,

China,September,2011

88. ChineseAcademyofSciences,InstituteforUrbanEnvironment,Xiamen,China,September,201189.UniversityofSaskatchewan,Saskatoon,Canada,May,201290.StanfordUniversity,Stanford,California,August,201291.WuhanUniversityofGeoscience,Wuhan,China,September,201292.HuazhongAgriculturalUniversity,Wuhan,China,September,201293.UniversityofWesternAustralia,Perth,Australia,November,201294.UniversityofSouthAustralia,Adelaide,Australia,November,2012

102

95.UniversityofQueensland,Brisbane,Australia,November,201296.UniversityofWesternSydney,Sydney,Australia,November,201297. TheKasetsartUniversity,Bangkok,Thailand,March201398. TheInstituteofGeochemistryChineseAcademyofScience,Nanjing,China,April,201399. TheInstituteofResource,EcosystemandEnvironmentofAgriculture, NanjingAgriculturalUniversity,Nanjing,China,May,2013100. UniversitatRostock,Rostock,Germany,September,2013101. UniversityofWisconsin-Madison,Madison,Wisconsin,October,2013102. UniversityofMassachusetts-Amherst,Amherst,Massachusetts,November, 2013103. UniversityofWuppertal,Wuppertal,Germany,January,2014104.MiamiUniversity,Oxford,Ohio,March,2014105.UniversityofNevada,Reno,Nevada,October,2015106.ColumbiaUniversity,NewYork,NewYork,November,2015107.IowaStateUniversity,Ames,Iowa,November,2015108. GeorgiaInstituteofTechnology,Atlanta,Georgia,February,2016109. UniversityofWyoming,Laramie,Wyoming,May,2016110. UniversityofCalifornia,Riverside,California,May,2016

IV. ProfessionalActivities A. MembershipsinProfessionalandLearnedSocieties,ActivitiesandPositionsHeld: 1. AmericanSocietyofAgronomy NortheasternSoilResearchCommittee-Member-(1980- SoilSampleBankCommittee-Member(1980-1983) MembershipCommittee-Member-(1985- Co-ChairmanAmericanSocietyofAgronomyNortheastern RegionalBranchMeetings-1986 Member,ResearchAwardsCommittee,NortheasternBranch,

103

ASA-1988-1989,Chairman,1990 Member,VisitingScientistAwardsCommittee,1988-1990 ASAEditor,RevisionofASAMonograph9,MethodsofSoil Analysis,Chemicalmethods,3rdEdition ExecutiveCommittee,1998- JointMeetingsCommittee,2002 2. SoilScienceSocietyofAmerica President-Elect1998-1999 President1999-2000 PastPresident2000-2001 ChairedanumberofSessionsatNationalMeetings SoilScienceResearchAwardCommittee,1987-1988 RepresentativefromSSSAtoAAASChemistryDivision, 1988-1991 Chairman-Elect,Div.S-2,SoilScienceSocietyofAmerica, 1987-1988 Chairman,Div.S-2,SoilScienceSocietyofAmerica, 1988-1989 Member-SoilScienceResearchAwardCommittee NominatingCommittee,Div.S-2,SoilScienceSociety America,1989-1992 NominatingCommittee,SoilScienceSocietyofAmerica, President,1988-1989 AssociateEditor,SoilScienceSocietyofAmericaJournal, 1985-1987 TechnicalEditor,(Divs.S-2,S-5,andS-9(,SoilScience SocietyofAmericaJournal,1988- FeasibilityCommitteeonRevisionofAgronomy9,Part2, MethodsofSoilAnalysis,Chemicaland MicrobiologicalMethods Co-Editor,RatesofSoilChemicalProcesses,SSSA Spec.Publ. BoardofDirectors,1989-1990 FellowsCommittee,1990-1991 SoilScienceResearchAwardCommittee,1991-1992 SSSABudgetandFinanceCommittee,1993-1997, Chair,1996,PastChair,1997 CouncilonHistoryofSSSA,1993-1997 Co-Chairman,WorkingGrouponEquilibrium/Kinetics, Div.S-2

M.L.andChrystieM.JacksonSoilScienceAwardComm.,1994-1996

Co-Editor,"FutureofSoilChemistry",1998- Co-Editor,"ChemistryofSoilChemicalProcesses",1998- President-Elect,1998-1999 HonoraryMembersComm.,1998- DistinguishedServiceAwardComm.,1998- CouncilSocietyofScientificPresidents,1998- ExecutiveCommittee,1998-

104

President,1999-2000 PastPresident,2000-2001 AssociateEditor,VadoseZoneJournal,2002- EditorialCommittee,HistoryofSoilScience,2002-

3. InternationalUnionofSoilScience(formerlyInternationalSocietyofSoilScience)

Vice-ChairCommissionII(SoilChemistry)1994-1998 Chair,CommissionII(SoilChemistry)1998P President-Elect,2000-2002 President,2002-2006 PastPresident,2006-2010 Chair,CommitteeonStatutesandStructure,2010-2018 ExecutiveCommittee,2002-2018 4. NationalAcademyofSciences

U.S.NationalCommitteeonSoilScience,1999;2010-;Chair,2013-2016

CommitteeonToxicantsandPathogensinBiosolids,2000-2001 5. IUSSRepresentativetoInternationalCouncilforScience(ICSU),2002- 6. ClayMineralsSociety 7. SigmaXi 8. GammaSigmaDelta 9. AmericanAssociationforAdvancementofScience 10. AmericanChemicalSociety

11. AmericanGeochemicalSociety

12. FrancisAlisonSociety

13. PhiKappaPhi 14. AmericanGeophysicalUnion B. EditorialBoards 1. AssociateEditorforSoilChemistry(DivisionS-2), SoilScienceSocietyofAmericaJournal,1985-1987 2. TechnicalEditor,SoilScienceSocietyofAmericaJournal Divs.S-5,S-9,1988-1989,Div.S-2,1990-1993

3. EditorialBoardforGeoderma,1985- 4. EditorialBoardforSoilScience,1987-

105

5. Editor,AdvancesinAgronomy,1990– 6. Co-Editor-in-Chief,Geoderma,1994-2005. 6. AssociateEditor,Pedosphere,1998-

7. AssociateEditor,GeochimicaCosmochimicaActa,2000-2011

8. AssociateEditor,EnvironmentalSoilScienceEncyclopedia,2000-2005

9. Co-Editor-in-Chief,EncyclopediaofAgriculturalSciences,2001-

10. AssociateEditor,SoilScienceReviews,2002-

11. AssociateEditor,VadoseZoneJournal,2004-2010

12. AssociateEditor,EncyclopediaofSoilScience,2006-2009 13. EditorialBoard,ChemicalGeology,2008- 14. EditorialBoard,TheHandbookofEnvironmentalChemistry,2008-2011 15. AssociateEditor,Soils,2016-V. University,College,andDepartmentalService(asFacultyMemberandDepartment

Chairman) A. UniversityofDelaware 1. University FacultySenate1982-1984,1987-1989 GraduateStudiesCommittee1982-1983 UniversityPromotionandTenureCommittee1989-1990 TaskForcetoExpediteContractsandGrants,1988-1989 Provost'sScreeningCommittee CommitteetomakeRecommendationsonResearchatU.ofD. Provost'sCommittee,1991 BudgetCouncil,1991-1993 EnvironmentalStudiesCommittee-Provost,1994- DelawareBiotechnologyInstituteManagementTeam1998- ChairofChairsGroupforDBI,1999- Member,DeanofEngineeringSearchCommittee,1999-2000

Chair,CrawfordGreenewaltChairinPlantMolecularBiologySearchCommittee(PLSC/DBI)2000-2001

JohnBoyerSymposiumCommittee PresidentialSearchCommittee,2006 EnvironmentalClusterHireCommittee,2010-2011

FacultySenateCommitteeonStudentandFacultyHonors,

106

2009-;Chair,2010-

SearchCommittee,ViceProvostforResearch,2012SearchCommittee,GeochemistryFacultyPosition,2012SearchCommittee,Provost,2012Co-Chair,RBBReview,2013-ExecutiveCommittee,StrategicInitiatives,2014

2. College CollegePromotionandTenureCommittee,1980-1981,1984-1985; 1987-1988;Chairperson-1985;Chairperson-1988 CollegeHonorsDayCommittee,1980 LandProcurementCommittee,1981-1982 Delaware-MarylandPlantFoodandCropProtection-Boardof Directors1985 Dean'sFullProfessorAdvisoryCommittee,1987 CollegeConferenceCommittee,1989 CollegeofAgriculturalSciencesScholarshipCommittee,1989- Chair,CommitteeonResearch/ExtensionInteractions,1989 Dean'sSearchCommittee,1991 W.J.BentonRetirementCommittee SearchCommittee,Chair,Dept.ofFoodandResearchEconomics SearchCommittee,Chair,DirectorofAgriculturalCommunications Member,SearchCommittee, DepartmentofBiologicalSciences,1995-1996

Chair,ReviewofR.T.Allen,EntomologyandAppliedEcology,1995-1996

MemberSearchCommittee,AssistantDeanforOperations,1996SearchCommittee,2positionsinDepartmentofCiviland

EnvironmentalEngineering,1996 CenterforAgriculturalBiotechnologyandEnvironmentalSciences ManagementTeam,1997P1999 CollegeHonorsCommittee,2009-2012 3. Departmental GraduateStudiesCommittee,1979-1988 GraduateStudiesCoordinator,1988 Chairperson,SeminarCommittee,1981-1982 CurriculumCommittee,1981-1983 PromotionandTenureCommittee,1979-1985;1986-1988; Chairperson,1984,1985,1986 SoilFertilitySearchCommittee,1980 SoilTestingSearchCommittee,1980 ResearchCommittee,Chairperson,1983; Member,1986-1988 AgronomyBuildingCommittee,Chairperson,1984-1988 Chairperson,SearchCommittee,ResearchAssociateII,

107

SoilTesting,1984 SoilPhysicsSearchCommittee,1988 AssistantChairperson,PlantScienceDepartment-1983-1985 Chairperson,SearchCommittee,SoilGenesisPosition,1985 Member,SoilMicrobiologyPosition,1985 Chairperson,LeoCotnoirRetirementDinner,1985 Co-Chairperson,M.R.TeelRetirementDinnerCommittee,1986 Member,SearchCommittee,CropManagementPosition,1986 DepartmentChairperson,1989-2009 PromotionandTenureCommittee,2010-2011VI. TeachingContributions A. UniversityofDelaware EnvironmentalSoilChemistry KineticsandSurfaceChemistryofSoils SoilScienceSeminar ChemicalandMineralogicalAnalysesofSoils IntroductiontoSoilScience ProfessionalDevelopmentVII. ResearchGrantAwards

1. Cotnoir,L.J.,C.R.Curtis,andD.L.Sparks.1980.Apreliminaryinvestigationofconditionsnecessaryforrevegatationandpossiblereclamationofafixedfluegasdesulfurization(FGD)wastedisposalsite.DelmarvaPowerandLightCompany.$24,000

2. Sparks,D.L.1980-1981.Boronandpotassiumfertilizationandleachingeffectson

sandyDelawaresoilsinanintensivecornmanagementsystem.PotashandPhosphateInstitute.$12,000

3. Sparks,D.L.1980-1983.BoronfertilizationofcorngrownonDelawaresandy

soils.U.S.BoraxCorporation.$4,800

4. Sparks,D.L.1981.Thermodynamicsofpotassiumexchangeinsoilsusingakineticsapproach.UniversityofDelawareResearchFoundation.$9,500

5. Sparks,D.L.1982-1984.Effectoftimingofpotassiumapplicationsonleaching

andcornyieldinDelawaresoilsinanintensivemanagementsystem.PotashandPhosphateInstitute.$21,000

6. Sparks,D.L.,andC.R.Curtis.1982-1983.Anassessmentofacidraineffectsonelementalreleasefromsoilsintogroundwater.WaterResources,U.S.DepartmentoftheInterior.$12,500

7. Sparks,D.L.,andR.Alvarez.1984-1986.Vicariantfertilizationforvariable

chargesoils.AgencyforInternationalDevelopment,Washington,D.C.$150,000

108

8. Sparks,D.L.1985-1986.PlacementofpotassiumfertilizersinsandyDelawaresoils.PotashandPhosphateInstitute.$20,000

9. Sparks,D.L.1984-1987.Potassium-Cs+,Cs+-NH4+,andCs+-Ca2+exchangeand

selectivityonclaymineralsandsediments.DepartmentofEnergy,SavannahRiverEcologyLaboratory.$33,000

10. Sparks,D.L.1985-1987.Nitrateretentionasitaffectsgroundwaterqualityinmid-

Atlanticsoils.UnitedStatesGeologicalSurvey.$96,000

11. Sparks,D.L.1986-1988.Chemistryandavailabilityofpotassiumsilicatesinsoils.E.I.DuPontdeNemoursCorporation.$26,000

12. Sparks,D.L.,andS.Feigenbaum.1986-1988.Effectofirrigationwithbrackishand

sewageeffluentwatersonpotassiumreactionsinsoils.UnitedStates-IsraelBinationalAgriculturalResearchandDevelopmentFund.$190,000

13. Sparks,D.L.1987-1988.Ionexchangeequilibriaonhighorganicmattercontent

soilsfromBikiniAtoll.BikiniAtollRehabilitationCommittee.$32,000

14. Sparks,D.L.1988-1990.Kineticsofboratesorption-desorptiononsoilconstituents.U.S.BoraxResearch.$31,000

15. Sparks,D.L.1988-1993.Sorptionanddesorptionoforganicsonsmectite.E.I.

DuPontdeNemoursCorp.$475,000

16. Sparks,D.L.,J.T.Sims,andJ.J.Fuhrmann.1989-1991.PesticidemobilityandretentioninsandyDelawaresoils.USDA.$73,000

17. Sparks,D.L.1990-.EquipmentgrantforDepartmentofPlantandSoilSciences.

UnidelFoundation.$100,000

18. Sparks,D.L.1991-1993.Dynamicsofionicreactionsonfiltercakematerials.E.I.DuPontdeNemoursCorp.$107,000

19. Sparks,D.L.1991-1993.Sorptionanddesorptionkineticsofpesticideson

Delawaresoilsandsoilconstituents.DepartmentoftheInterior,DEWaterResourcesCenter.$25,500

20. Sparks,D.L.1991-1993.Desorption/dissolutionkineticsofmetalsand

radionuclidesfromsoilcomponents.WashingtonStateUniversity,Battelle-DOE.$109,000

21. Dentel,S.,andD.L.Sparks.1991-1993.Equilibriumandkineticstudiesof

selectiveorganicadsorptionbysurfactant-modifiedclays.U.S.GeologicalSurvey.$131,027

22. Sparks,D.L.1992-1993.Effectsofkineticsonboronmobilityinsoils.Foundation

forAgronomicResearch.$40,000

109

23. Allen,H.E.,C.P.Huang,andD.L.Sparks.1990-1991.AdsorptionofmetalstoNewJerseysoils.N.J.Dept.ofEnvironmentalProtection.$57,357

24. Sparks,D.L.1991-1993.DuPontScienceandEngineeringGranttoDepartmentof

PlantandSoilSciences,DuPontCo.$30,000

25. Sparks,D.L.,andZ.Z.Zhang.1992-1994.Mechanismsofindustrialcontaminantinteractionswithsoils,StateofDelawareandDuPontCo.$123,000

26. Sparks,D.L.1992-1995.DesorptionandredoxbehaviorofNiandCrfromlunar

simulantsusingequilibriumandkineticapproaches,NASA.$66,000

27. Sparks,D.L.1994-1995.Useofx-rayabsorptionspectroscopyinremediationofcontaminatedsoils.StateofDelawareandDuPontCo.$50,000

28. Sparks,D.L.1994-1996.Mechanismsofindustrialcontaminantinteractionswith

soils.DRP-StateandDuPontCo.$83,000 29. Sparks,D.L.1994-1996.Useofx-rayabsorptionspectroscopyinremediationof

contaminatedsoils.DRP-StateandDuPontCo.$83,000

30. Sparks,D.L.1994.Acquisitionofatomicforcemicroscope.UNIDEL,$75,000

31. Sparks,D.L.1995.Effectofagingonthemechanismsofmetalretentiononsoilcomponentsusingx-rayabsorptionfinestructure(XAFS)spectroscopy.CollegeofAgric.SciencesCompetitiveGrant.$25,000.

32. Sparks,D.L.,A.M.Scheidegger,andG.M.Lamble.1996.Effectofresidencetime

onmechanismsofmetalretention/releaseonsoils.USDA-NRICGP.$242,000

33. Sparks,D.L.1996-1998.Mechanismsofindustrialcontaminantinteractionswithsoils.DRP-StateandDuPontCo.$75,000

34. Sparks,D.L.1996-1998.UseofX-rayabsorptionspectroscopyinremediationof

contaminatedsoils.DRP-StateandDuPontCo.$135,000

35. Sims,J.T.,andD.L.Sparks.1996-1999.Geochemistry,geostatistics,andhydrologyofphosphorouslossesinagriculturaldrainageintheAtlanticCoastalPlain:Developingimprovedphosphorusmanagementpracticesforsurfacewaterprotection.USGS.$208,160

36. Sparks,D.L.1998-2001.DarrylRoberts,NSFFellowship.$75,000

37. Sparks,D.L.1999-2002.DerekPeak,NSFFellowship.$75,000

38. Sparks,D.L.1997-1998.Surfacecomplexationmodelingofmetalretention/sequestrationonsediments,soilcomponents,andsoils.DRPStateandDuPontCo.$75,000

39. Sparks,D.L.1999-2000.Surfacecomplexationmodelingofmetalretention/

110

sequestrationonsediments,soilcomponents,andsoils.DRPStateandDuPontCo.$50,000.

40. Sparks,D.L.1999-2002.Theinfluenceofagingandcompetitivesorptiononthe

stabilizationofmetalsviasurfaceprecipitationinsoils.USDA-NRICGP$330,000

41. Sparks,D.L.2000-2003.StefanHunger,USGSFellowship.$48,000

42. Sparks,D.L.2001-2003.Surfacecomplexationmodelingofmetalretention/sequestrationonsediments,soilcomponents,andsoils.DRPStateandDuPontCo.$37,500

43. Sparks,D.L.,Y.Jin,andA.M.Lenhoff.2001-2004.Effectofcolloidsonvirus

survivalandtransportinporousmedia.USDA-NRICGP.$315,000

44. Sparks,D.L.,andJ.T.Sims.2002.InstituteofSoilandEnvironmentalQuality.USDASpecialGrant.$112,243.

45. Sims,J.T.,andD.L.Sparks.2002.USDANationalNeedsGraduateFellowships.

$276,000.

46. Sparks,D.LandJ.T.Sims.2003-2006.JenSeiterWRCFellowship.FateandTransportofArsenicinDelawareSoils:ImpactsonWaterQuality.$150,000.

47. Sparks,D.L.2005-2008.MasayukiShimizuISEQFellowship.UsingFTIR

SpectromicroscopytoMeasureCrTransformationsandDistributionsontheMineralSurfaceOverTime.$51,000.

48. Sparks,D.L.2004-2007.NSFIUSSGrant.NationalScienceFoundation.$48,000

49. Sparks,D.L.andS.Brantley2005-2007.CollaborativeResearch:Towardsa

WeatheringSystemScienceConsortium:TwoConferencesonBiogeochemistryoftheCriticalZone.NationalScienceFoundation.$122,592.

50. Weir,D.S.,K.Steiner,Sparks,D.L.,C.Carey,andJ.Rabolt.2005-2008.NSF-

EpSCoRandStateofDelawareResearchInfrastructureImprovementProgram.NationalScienceFoundationandStateofDelaware.$12,000,000.

51. Sparks,D.L.andH.Allen.2002-2006.EPA.TheImpactofSurface

PrecipitationonSequestrationandBioavailabilityofMetalsinSoils.CSME.$111,483.

52. Sparks,D.L.andM.Borda.2005-2006.TheSurfaceStructureand

ReactivityofMn-OxidesandTheirImpactonAsTransformationsintheEnvironment:AMulti-ScaleApproach.NationalScienceFoundation.$50,000.

53. Sparks,D.L.,J.Fuhrmann,andH-Y.Holman.2005-2008.Microbe-

MineralInteractionsandtheirInfluenceonArsenic-TransformationsintheSoilEnvironment.USDA.$375,000.

111

54. Sparks,D.L.2005-2007.MolecularScaleAssessmentofCriticalZoneInterfacialReactions.EPSCoR.$81,832.

55. Huang,C.P.,T.Beebe,andD.L.Sparks.2006-2007.TheOxidation

ofCarbonNano-tubes(CNTs)andItsEnvironmentalImplications.EPSCoR.$44,330.

56. Sparks,D.L.andD.Strongin.2006-2009.InvestigatingtheSurfaceStructure

andReactivityofBulkandNanometerScaleManganeseOxides.NationalScienceFoundation.$329,572.

57. Sparks,D.L.andJ.T.Sims.2004-2006.FateandTransportofArsenicinDelawareSoils:AssessingPotentialImpactsonWaterQuality.DNREC.$150,000

58. Sparks,D.L.EPA.2006-2008.TheImpactofSurfacePrecipitationon

SequestrationandBioavailabilityofMetalsinSoils.CSME.$77,000.

59. Bais,H.andD.L.Sparks.2006-2007.TheroleofrootexudationinmetalmobilizationintheNickel(Ni)-hyper-accumulatingspeciesAlyssummurale.EPSCoR.$50,000.

60. Sparks,D.L.,D.S.Weir,K.V.Steiner,S.G.Borleske,andV.KalavacharlaandT.M.

Powers.2008-2013.BuildingresearchandeducationinfrastructuretoenhanceenvironmentalscienceanditsapplicationtoDelaware.NationalScienceFoundationandStateofDelaware.$20,000,000.

61. Bais,H.andD.L.Sparks.2006-2007.Theroleofrootexudationin

metalmobilizationintheNickel(Ni)-hyper-accumulatingspeciesAlyssummurale.EPSCoR.$50,000.

62. Sparks,D.L.,A.Aufdenkampe,L.Kaplan,J.Pizzuto,andK.Yoo.2009-2014.

CZO:Spatialandtemporalintegrationofcarbonandmineralfluxes:awholewatershedapproachtoquantifyinganthropogenicmodificationofcriticalzonecarbonsequestration.NationalScienceFoundation.$4,315,607

63. Bais,H.,D.SparksandK.Czymmek.2009-2010.Aninterventionof

organellebiochemistrytounraveltheroleofNickel(Ni)hyperaccumulationmechanismsinAlyssummurale.EPSCoR.$49,603.

64. Ginder-Vogel,M.,Sparks,D.L.,andM.V.Johnston.2009-2010.Quantificationof

MetalDistributionandSpeciationinParticulateMatterEmittedfromDelmarvaPoultryHouses.EPSCoR.$50,000.

65. Sparks,D.L.,Pizzuto,J.andD.Levia.2010-2011.GroundTruthVegetation

CharacteristicsforCZOLiDARStudy.NationalScienceFoundation.$30,031.

66. Sparks,D.L.,Elzinga,E.2012-2015.TheRoleofLayeredFe(II)-Al(III)-hydroxidesintheBiogeochemicalCyclingofIronandTraceMetalsinRiparianEnvironments.NationalScienceFoundation.$262,415.

112

67. Duke,J.,Sparks,D.L.,Messer,K.andMichael,H.2012-2013.WSCCategory1WaterSustainabilityinCoastalEnvironments:ExploratoryResearchforanIntegratedStudyoftheEffectofAnticipatedSeaLevelRiseonContaminatedSiteRisk.NationalScienceFoundation.$145,000.

68. Sparks,D.L.andCarter,S.JohnsHopkinsUniversity.2011-2012.TheNational

InstituteforOccupationalSafetyandHealth(NIOSH)$15,500.

69. Sparks,D.L.andLazareva,O.2012-2013.UnderstandingBiogeochemicalTransformationandMobilizationofHGfromRiverBankSoils:SouthRiver,Virginia.DuPont.$62,404.

70.Sparks,D.L.,K.D.Messer,V.Kalavacharla,andS.Smith.2013-2018.Meeting

Delaware’s21stCenturyWaterandEnergyChallengesThroughResearch,EducationandInnovation.NationalScienceFoundationandStateofDelaware.$24,000,000.

71. Sparks,D.L.2014-2016.CarbonConundrum:FunctionalCharacterizationofOrganic

Matter-clayMineralInteractionsinRelationtoCarbonSequestration.AustralianResearchCouncil.$133,239.

72. Sparks,D.L.andA.Gamble.2015-2017.EvaluationofArsenicSpeciationand

AvailabilityinOrchardSoilsContaminatedwithLeadArsenate.DepartmentofNaturalResourcesandEnvironmentalControl.$52,902.

113

VIII. TeachingGrantAwards

1. Sparks,D.L.,andJ.T.Sims.1983.UniversityofDelawareImprovementofInstructionGrant.$1,000

2 Sims,J.T.,andD.L.Sparks.1984.UniversityofDelawareInnovativenessinTeachingAward.$1,000

IX. GraduateStudentAdviseesandAwardsTheyReceived

A. Advisees AwardsReceived (ServedasMajorProfessor) Martin,H. M.S. 1982 Jardine,P. M.S. 1983 PotashandPhosphateFellowship, PresidentialCareerAward,and M.L.andChrystieM.JacksonSoil ScienceAward,Distinguished

AlumniAward Evans,C. M.S. 1983 UniversityScholarship Carski.T. Ph.D. 1986 UniversityFellowship, NortheasternAgronomySocietyand GraduateStudentAward Ogwada,R. Ph.D. 1986 Schulthess,C. Ph.D. 1987 UniversityFellowship,EmilTruog Award,SSSA Sadusky,M. M.S. 1987 UniversityScholarship,Potash andPhosphateFellowship Noll,M. Ph.D. 1989 UniversityTeachingAward Eick,M.J. M.S. 1990 PotashandPhosphateFellowship Zhang,P. Ph.D. 1990 UniversityFellowshipandPotash andPhosphateFellowship

Fendorf,S.E. Ph.D. 1992 UniversityFellowship,OutstandingPaperAwardatClayMineralsSocietyMeeting,1991,Houston,TX,TheodoreWolfDissertationPrizefromUD,EmilTruogSoilScienceAward,NEBranchofASAGraduateStudentAward,M.L.andChrystieM.JacksonSoilScienceAward,UDPresidentialCitationAward

114

Toner,C.V.,IV Ph.D. 1993 UniversityFellowship

Stapleton,M. Ph.D. 1995 UniversityFellowship,W.J.BentonGraduateStudentAward,LewisPublishersGraduateStudentAward

Eick,M. Ph.D. 1995 NASANationalFellowship Tang,L. Ph.D. 1996 DiVincenzo Ph.D. 1996 NEBASAGraduateStudentAward

Ball,M. M.S. 1996

Zhou,M. Ph.D. 1996 Alcacio,T. M.S. 1997 Ware,D. M.S. 1997 DuPontFellowship

O'Reilly,E. M.S. 1998 UD,CollegeofAgriculturalSciences Fellowship,NEBASAStudentAward

Strawn,D. Ph.D. 1999 UniversityFellowship,Presidential

EarlyCareerAwardforScientistsandEngineers

Elzinga,E. Ph.D. 2000 UD,CollegeofAgriculturalSciences

Fellowship

Matocha,C. Ph.D. 2000 DuPontFellowship,TheodoreWolf DissertationPrizefromUDinthe

PhysicalandLifeSciences Scheckel,K. Ph.D. 2000

Roberts,D. Ph.D. 2001 NSFFellowship Arai,Y. Ph.D. 2002 Peak,D. Ph.D. 2002 NSFFellowship Dyer,J. Ph.D. 2002 TheodoreWolfDissertationPrizein

ThePhysicalandLifeSciences Nachtegaal,M. Ph.D. 2003 Hunger,S. Ph.D. 2003 USGSFellowship

115

Kirk,L. M.S. 2003 UniversityFellowship Everhart,J. M.S. 2003 Gräfe,M. Ph.D. 2004 UniversityCompetitiveFellowship Staats,K. M.S. 2005 InstituteofSoilandEnvironmental Quality(ISEQ)Fellowship McNear,D.Jr. Ph.D. 2006 UniversityFellowship,BestStudent

PaperAward,GeochemistryDiv.227thACSNationalMeetingandUniversityofDelawareGraduateStudentResearchSymposium,GraduateStudentOralPresentationCompetition,FirstPlace

Paul,K. Ph.D. 2007 USDANationalNeedsFellowship Tappero,R. Ph.D. 2009 USDANationalNeedsFellowship

Seiter,J. Ph.D. 2009 DECenterforWaterResources Fellowship(USGS),DonaldL.and

JoyG.SparksGraduateFellowshipinSoilScience

Lafferty,B. Ph.D. 2010 UniversityFellowship,DonaldL.and

JoyG.SparksGraduateFellowshipinSoilScience

Shimizu,M. Ph.D. 2010 ISEQFellowship

Zhu,M. Ph.D. 2010 ISEQFellowship,UDFellowship,JoeB.andMarthaJ.DixonAward,

SSSAandAmericanChemical Society,Div.ofEnvironmental

Chemistry,GraduateStudentAwardLandrot,G. Ph.D. 2010

Khaokaew,S. Ph.D. 2010 AnandamahidolFoundation,Kingof

ThailandFellowship

Jones,L.C. M.S. 2011 DENINandEPASTARFellowships

Moyer,C. M.S. 2012

Chen,C. Ph.D.2013

116

Siebecker,M.G. Ph.D.2013 UniversityFellowship,TheDonaldL.andJoyG.SparksFellowshipinSoilScience

Abdala,D. Ph.D.2013DENINGraduateFellowship Wu,Y. Ph.D.2014 ISEQFellowship Carter,S. Ph.D.2014

LeMonte,J.Ph.D. 2016 DoDSMARTFellowship,TheDonaldL.andJoyG.SparksGraduateFellowshipinSoilScience

Starcher,A. Ph.D. 2016 TheDonaldL.andJoyG.Sparks GraduateFellowshipinSoilScience

Mihalic,J. M.S. 2016

Gamble,A. Ph.D. 2017 DENINEnvironmentalFellow Givens,A. M.S. 2017

Fischel,J. Ph.D. 2017 NSFGraduateFellowship,DENIN GraduateFellowship

Fischel,M. Ph.D. 2018 NSFGraduateFellowship

Sanchez,J. Ph.D. 2020

Sowers,T. Ph.D. 2021 TheDonaldL.andJoyG.Sparks

GraduateFellowshipinSoilScience,DENINEnvironmentalFellow

Betts,A. Ph.D. 2021 Szerlag,K. Ph.D. 2021

B. Advisoryand/orOralExaminationCommittee DegreeYear Area Brauer,D. M.S. 1980 PlantScience(PlantPhysiology) Gau,S. M.S. 1980 PlantScience(PlantPhysiology)

117

Adams,J. Ph.D. 1982 PlantScience(PlantPathology) Solano,L. M.S. 1982 PlantScience(SoilFertility) Scibek,J. M.S. 1982 MarineStudies(MarineStudies) Sadler,N. M.S. 1982 PlantScience(SoilFertility) Jardine,J. Ph.D. 1983 PlantScience(SoilFertility Sandler,H. M.S. 1983 PlantScience(PlantPathology) Levine,A. M.S. 1983 PlantScience(PlantPathology) Berzonsky,W. M.S. 1983 PlantScience(PlantBreeding) Tien,P. Ph.D. 1983 CivilEngineering Solis,T. M.S. 1985 PlantScience(SoilFertility) Kline,J. M.S. 1986 PlantScience(SoilFertility) Bitzer,C. M.S. 1986 PlantScience(SoilFertility) Tien,A. Ph.D. 1987 CivilEngineering Hsieh,S. Ph.D. 1987 CivilEngineering Park,S. Ph.D. 1987 CivilEngineering Gartley,K. M.S. 1989 PlantScience(SoilFertility) Johnson,R. Ph.D. 1989 PlantScience(SoilFertility) Liu,J.C. Ph.D. 1989 CivilEngineering

Kresen,A.J. M.S. 1990 PlantandSoilSciences(Soil Microbiology)

Teaney,G. M.S. 1990 PlantandSoilSciences(Soil Microbiology) Tang,Z. Ph.D. 1991 CivilEngineering Kingery,A. Ph.D. 1995 CivilEngineering Takayami,M. Ph.D. 1995 CivilEngineering MacIntosh,K. Ph.D. 1995 CivilEngineering

118

Vadas,P. M.S. 1995 PlantandSoilSciences Sallade,Y. M.S. 1995 PlantandSoilSciences Jamrad,A. Ph.D. 1993 CivilEngineering Mozaffari,M. Ph.D. 1993 PlantandSoilSciences(Soil Fertility) Li,Yimin Ph.D. 1993 PlantandSoilSciences(Soil Fertility) NumerousOthersSince1993

C. SeniorDegreeswithDistinction(ServedasAdvisor)andUndergraduateFellows Jardine,P. 1981

Loux,M. 1981 Paterson,A. 1982 Sadusky,M. 1985 Toner,C.,IV 1986 Edwards,D. 1990 Kuchak,A. 1993 O'Reilly,E. 1996 Staats,K. 2002 Rosen,B. 2005 Madison,A. 2005

D. PostdoctoralFellows(ServedasSupervisor) Dr.M.Seyfried 1987 Dr.A.Bar-Tal 1987-1988 Dr.S.Grant 1987-1989 Dr.Z.Zhang 1988-1994 Dr.H.Sharma 1988

119

Dr.P.Zhang 1990-1991 Dr.R.Johnson 1990-1992 Dr.Y.Salingar 1991-1992 Dr.P.Grossl 1991-1993 Dr.A.Scheidegger 1993-1997 F.W.ClarkeAward,1999, GeochemicalSociety Dr.R.Ford 1997-1999 Dr.A.Scheinost 1997-1999 Dr.N.(Yamaguchi)Uesugi 1998-1999 Dr.F.Gillot 2000-2001 Dr.GiorgioSenesi 2000-2001 Dr.ParasTrivedi 2001-2003 Dr.YouwenYou 2002-2003 Dr.EdwardPeltier 2002-2005 Dr.MichaelBorda 2003-2006 Dr.ShinwooLee 2003-2005 Dr.TiffanyThomas 2004-2005 Dr.ZenqingShi 2006-2007 Dr.SanjaiParikh 2006-2008 Dr.MatthewGinder-Vogel 2006-2010 Dr.OlesyaLazareva 2010-2014 Dr.WeiLi 2010-2015 Dr.JianjunYang 2013-2016 Dr.ChunmeiChen 2014-2015 Dr.JasonStuckey 2014-2017

120

Dr.XuanYu 2014- Dr.MatthewSiebecker 2016- E. VisitingProfessorsandScholars(Conductedresearchinmylaboratories) Dr.R.Alvarez(DistinguishedVisitingProfessor) 1985-1986 Dr.N.Pasricha 1987-1988 ProfessorX.Jiahua 1988 Dr.C.Aharoni(DistinguishedVisitingProfessor) 1989-1990 Dr.R.Keren 1992-1993 Dr.D.D.Steffens,JustusLiebigUniversity,Giessen,Germany,1993-1994 J.Wu,ChineseAcademyofSciences,Peoples'RepublicofChina1994 G.Hu,ChineseAcademyofSciences,Peoples'RepublicofChina1994

J.Kleikemper,InstituteofTerrestrialEcology,Schlieren,Switzerland1995-1996 Dr.S.Feigenbaum,InstituteofSoilsandWater,BetDagan,Israel,1995 Dr.L.E.Katz,UniversityofMaine,Orono,Maine,Fall,1997 Dr.A.Shaviv,TheTechnion,IsraelInstituteofTechnology,1998-1999 Dr.D.Businelli,UniversityofPerugia,Italy,2001 F.Casciari,UniversityofPerugia,Perugia,Italy,2001 C.Dowding,UniversityofStellenbosch,Matieland,SouthAfrica2003-2004 Dr.XionghanFeng,HuazhongAgriculturalUniversity,Wuhan,China,2007-2008 Dr.TingqiangLi,China2008-2011 Dr.MarceloAlves,2009-2010 Dr.YujunWang,2010-2011;2013 Dr.AlejandraJara,2011-2012 WipawanThaymuang,KasetsartUniversity,Bangkok,Thailand,2011-2012 Dr.XionghanFeng,HuazhongAgriculturalUniversity,Wuhan,China2011-2012

121

BoontarikChimchart,KasetsartUniversity,Bangkok,Thailand,2011-2012 FabioOno,FederalUniversityofLavras-UFLA/Brazil,2012 GuilhermeLopes,FederalUniversityofLavras-UFLA/Brazil,2012-2013 LingLi,ChineseAcademyofSciences,Guizhou,China,2012-2013 Dr.YangChen,NanjingUniversity,2014-2015 Dr.DanLiu,ZhejiangAgriculturalUniversity,2015 JasminSchiefer,UniversityofNaturalResourcesandLifeSciences,Vienna,Austria,2015 RodolfoFagundesCosta,FederalUniversityofViçosa,Viçosa,Brazil,2015 Dr.Hao-JieCui,ChineseAcademyofSciences,Xiamen,China,2015-2016 JialiYan,NanjingAgriculturalUniversity,Nanjing,China,2016-2018 BeatriceGiannetta,UniversityofFoggia,Foggia,Italy,2017-2018X. ReviewsofManuscripts,GrantProposalsandExternalPeers

Adhocreviewer,Science,Nature,PNAS,SoilScienceSocietyofAmericaJournal,AgronomyJournal,SoilScience,JournalofEnvironmentalQuality,Geoderma,WaterResourcesResearch,CanadianJournalofSoilScience,IndianJournalofScience,JournalofSoilScience,ClaysandClayMinerals,EuropeanJournalofSoilScience,EnvironmentalScienceandTechnology,Langmuir,GeochimicaetCosmochimicaActa,J.ColloidandInterfaceScience,AmericanJournalofScience,J.ElectroanalyticalChemistry.Ihavereviewedapproximately600manuscriptssinceIhavebeenattheUniversityofDelaware.Ihavealsoservedasamemberofreviewpanelsforgrantproposalssubmittedto:theOfficeoftheScienceAdvisor,AgencyforInternationalDevelopment;theNationalScienceFoundation;theDepartmentofEnergy(reviewedsubsurfacechemistryprogramin1991);USDA;andCanadianResearchandEngineeringCouncilandSwitzerlandNationalResearchCouncil.Additionally,IhaveservedasanexternalreviewerforanumberofcolleaguesintheUSA,Europe,andAsiawhowereseekingpromotions,andservedontwoU.S.NationalAcademyofSciencesCommittees.

XI. Consulting E.I.DuPontdeNemoursCorp.1983-1990 BikiniAtollRehabilitationCommittee

ResearchTriangleInstitute U.S.BoraxCorp.

DepartmentofEnergy

122

Kencon,Inc.

donald l. sparks s. hallock du pont chair in soil and ... · 1 curriculum vitae donald l. sparks s....

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