strategies and hints for a string phenomenologist yann mambrini, desy hamburg, in collaboration with...
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Strategies and Hints for a String Strategies and Hints for a String PhenomenologistPhenomenologist
Yann Mambrini, DESY Hamburg, in collaboration with
P. Binetruy, A. Birkedal, C. Muñoz, B. Nelson and E. Nezri
EuroGDR SUSY, Frascatti, november 27th 2004
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PLANPLAN
II)II) Constructions of string effective models Constructions of string effective models Perturbative and non-perturbative effect s: Gaugino condensationPerturbative and non-perturbative effect s: Gaugino condensation
Lagrangian ConstructionLagrangian ConstructionPhenomenologyPhenomenology
III)III) HintsHintsFrom accelerators to astrophysicsFrom accelerators to astrophysics
Computing ToolsComputing Tools
I)I) PhilosophyPhilosophyFrom String to FieldsFrom String to Fields
Horizontal versus Vertical sudiesHorizontal versus Vertical sudies
IV)IV) ComplementaritiesComplementaritiesExperiments vs TheoryExperiments vs Theory
Theory vs ExperimentsTheory vs Experiments
V)V) Conclusion and OutlooksConclusion and Outlooks
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PHILOSOPHIESPHILOSOPHIES
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PHILOSOPHIESPHILOSOPHIES
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PHILOSOPHIESPHILOSOPHIES
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PHILOSOPHIESPHILOSOPHIES
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Lagrangian ConstructionLagrangian Construction
K(S,T) = -Ln(S+S) – 3 Ln(T+T) + (T+T)ⁿC C__ _
n
Astring 'ddxx
Mplanck >> Mw
Aeff 'd xg R ') + ¼ Tr F ') + ...
10 (10)
Aeff d xg R [ ¼ (∂ S ∂ S) / S + ¾ (∂ T ∂ T) / T - ¼ S Tr F
4 (4)
Compactification (N=1, dim=4)
. fa = S <S> = 1/g2 ~ 2. fa = S <S> = 1/g2 ~ 2 T T ~ R~ R 22
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Gaugino CondensationGaugino Condensation V
0
MplanckMw
. . gg = _______________ = _______________ Re(S) + b8 ln(Re(S) + b8 ln(/ M/ Mstringstring) )
E8E8
22
22
= Mstring exp (-Re(S)/b8)
hiddenhidden__ 33
L ~ Fs (L ~ Fs ())hiddenhidden
__
WWnpnp ~ M ~ Mstringstring exp (-3S/b exp (-3S/b88))33
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Gaugino CondensationGaugino Condensation
Wnp(S) = d1 exp(-S/Wnp(S) = d1 exp(-S/
Wnp(S) = d1 exp(-S/Wnp(S) = d1 exp(-S/ d2 exp d2 exp (-S/(-S/
V
S
W(S) = 0W(S) = 0
0
1 2 3 4
I) RacetrackI) Racetrack
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Gaugino CondensationGaugino Condensation
Wnp(S) = d+ exp(-S/Wnp(S) = d+ exp(-S/
Knp(S) = K(S)Knp(S) = K(S) k(S) k(S)
V
S
W(S) = 0W(S) = 0
0
1 2 3 4
II) BGWII) BGW
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Gaugino CondensationGaugino Condensation
Wfl(S) = a S + bWfl(S) = a S + b
V
S
W(S) = 0W(S) = 0
0
1 2 3 4
III) Fluxes in Type IIBIII) Fluxes in Type IIB
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Lagrangian ConstructionLagrangian Construction
Astring 'ddxx
Mplanck >> Mw
Aeff 'd xg R ') + ¼ Tr F ') + ...
10 (10)
Aeff d xg R [ ¼ (∂ S ∂ S) / S + ¾ (∂ T ∂ T) / T - ¼ S Tr F
4 4
Compactification
W ~ d1 exp(-3S/b1) + d2 exp(-3S/b2)W ~ d1 exp(-3S/b1) + d2 exp(-3S/b2)
npnp
W ~ d+ exp(-3S/b+)W ~ d+ exp(-3S/b+)K = K (S)K = K (S) + K+ K
npnp
npnp
K(S,T) = -Ln(S+S) – 3 Ln(T+T) + (T+T)ⁿC C__ _
n
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Effective Models LandscapeEffective Models Landscape
SUGRASUGRA
M1M2M3mH1mH2mQmUmDmLmEAuAdAμB
EffectiveEffective StringString
M3/2<Ft><Fs>tan GScos<V>=0
MSUGRAMSUGRA
M0M1/2ATanSignμ
Het.Het.BGWBGW
Knp,Knp,1cond1cond
M3/2Tanb+<t>GS<V>=0
RacetrackRacetrack(Wnp,(Wnp,2 cond.)2 cond.)
Fluxed MSSM(Brane)
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TOOLSTOOLS
SUSPECT2
SDECAY
BrBr
Micromegas1.3
b -> sb -> s
g-2g-2
DarkSusy4
DirecteDirecteIndirecteIndirecte
e+e-
Suspect2* (Strings, RGE,
CCB)
Low Energy SpectrumLow Energy SpectrumCouplingsCouplings
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Results I : Accelerators physicsResults I : Accelerators physics
Linear Colider 800 GeVLinear Colider 800 GeV
Mh < 113.5 GeVMh < 113.5 GeV
Mx+< 103.5 GeVMx+< 103.5 GeV
b -> s b -> s
MAPMAP
RACETRACKRACETRACK BGWBGW
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Astrophysical SourcesAstrophysical Sources
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Results II : FluxesResults II : Fluxes
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Results III : Exclusion?Results III : Exclusion?
b+b+
M3/2M3/2
EWSB conditionEWSB condition g-2g-2 b -> s b -> s char > 103.5 GeVchar > 103.5 GeV MMhiggs > 113.5 GeV higgs > 113.5 GeV 0.1 < 0.1 < Indirect from SunIndirect from SunLinear Collider 800 GeVLinear Collider 800 GeVIndirect detection from Galactic CenterIndirect detection from Galactic Center
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OUTLOOKSOUTLOOKS
Application to stabilized type IIB fluxes models on D7 branesApplication to stabilized type IIB fluxes models on D7 branes
Positron fluxes (PAMELA, AMS)Positron fluxes (PAMELA, AMS)
Reconstruction of String Parameters from LHC/LC analysisReconstruction of String Parameters from LHC/LC analysis
Profiles in adiabatic compression modelsProfiles in adiabatic compression models