Universal Sorption Device

Wilhelmy Plate

Microcalorimeter

SU

RF

AC

E E

NE

RG

Y M

EA

SU

RE

ME

NT

S

Aggregate Imaging System AIMS

PARTICLE SHAPE CHARACTERIZATION

X-ray CT Schematic

X-ray CT Equipment

X-ray CT Process

MIC

RO

ST

RU

CT

UR

E A

NA

LY

SIS

Dynamic direct tension tests

Dynamic Mechanic Analyzer

FR

AC

TU

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AN

AL

YSI

S

Capillary rise

Diffusion

Flow paths

MOISTURE TRANSPORT MEASUREMENTS

CO

MP

UT

AT

ION

AL

AN

AL

YS

IS

Permanent Deformation

Bond Strength

Advanced Characterization of Infrastructure Materials Laboratory

A C I M LabA C I M Lab

A C I M LabA C I M Lab

RESEARCH PARTNERS

• Federal Highway Administration

• National Science Foundation

• Texas Department of Transportation

• Western Research Institute

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

FACILITIES

• Aggregate Imaging System

Data Acquisition &

Force

• Surface Characterization

–USD–WP–Micro calorimeter–Sessile Drop

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

FACILITIES

• X –Ray Tomography

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

FACILITIES

• Asphalt Mastic Analysis (DMA)

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

0

200

400

600

800

1000

1200

1400

1600

1800

2000

0 1000 2000 3000 4000 5000 6000 7000

Cycles

NxG

'/G

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1

G'/G

Fatigue Life

G'/G at Failure

Fatigue Life at Maximum NxG'/G

-150000

-100000

-50000

0

50000

100000

150000

-0.005 -0.004 -0.003 -0.002 -0.001 0 0.001 0.002 0.003 0.004 0.005

Pseudostrain

Str

ess

2000 Cycles

30000 Cycles

45000 Cycles Near Failure

Fatigue Life

D P S E

FACILITIES

• Chemical Analysis (DSC)

• Mineral Characterization (XRD)

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

FACILITIES

• Computational Modeling

Isotropic Layer = 0

Anisotropic Layer = 30%

Remove voids and cracks

Damage

Modeling Effect of Anistropy

A C I M LabA C I M Lab

Water Transport

Advanced Characterization of Infrastructure Materials Laboratory

NOW OPERATIONAL

Panoramic View of Test Equipment Area

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

A C I M LabA C I M Lab

A C I M LAB

A C I M LabA C I M Lab

COMPUTATIONAL MODELING

WORKSTATIONS

A C I M LabA C I M Lab

X RAY CT

A C I M LabA C I M Lab

S E M

SESSILE DROP

D S C / T G A

U S D

A C I M LabA C I M Lab

A I M S

A C I M LabA C I M Lab

MICRO CALORIMETERWILHELMY PLATE

DEVELOPMENT COST (Texas A&M)

• Lab area acquisition $350,000

• Lab area renovations $150,000

• Furniture $ 30,000

• Specialized Computers for Modeling $ 15,000

• Modeling and Simulation Software $ 15,000

• Lab infrastructural equipment $ 25,000

Total $585,000

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

EQUIPMENT - EXISTING

• X-Ray Tomography $650,000

• AIMS $ 40,000

• USD $ 75,000

• WP $ 50,000

• Micro calorimeter $ 65,000

• DSC $ 60,000

• Sessile Drop $ 30,000

• DMA $ 60,000

• XRD $ 40,000

• SEM $100,000

Total $1,120,000

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory

EQUIPMENT - FUTURE

Planned Future Equipment

• Physisorption and Chemisorption Analyzer

• Gas Chromatograph – Mass Spectrometer

• Nano indenter

• Inverse Gas Chramatograph

• Attenuated Total Reflection – Infra Red Spectrometer

• pH Titrator

• Thin film micro strain device

A C I M LabA C I M Lab

Advanced Characterization of Infrastructure Materials Laboratory