Hidden Dimensions Outline

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Hidden DimensionsOutline

• Searches for the Effects of SUSY
• Search for Resonant Slepton Prod.
• Search for Stop Pairs -gttau b tau b
• Searches for the Effects of
• Large Extra Dimensions
• Search in monojet ET
• Search in Diphotons
• Search in ? ET
• (also gravitino and gen. limit)

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CDF Search for Large Extra Dimensions in Diphoton
Events

• Cross section of
• is the variable to fit

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CDF Search for Large Extra Dimensions in Diphoton
Events
CDF analysis Msgt1.01 TeV in GRW convention (100
pb-1) DØ, adding cos? in the fit,
obtained Msgt1.21 TeV (127 pb-1) (PRL 86(1156))

• Cuts
• Observed CC 287,
• CP 192
• SM CC 9631,
• CP 7631
• Bkgd CC 18463,
• CP 13228

Ref. Hewett, Phys. Rev. Lett. 82, 4765(1999) MC
VDEC_ED, U. Baur, implemented in PYTHIA by D.
Gerdes and D. Beregitsky