25 June, 2001 Columbia D0 Snowmass Meeting - H.Evans 1 Exp. Sensitivity to CKM Angles References 1)BaBar Physics Book: 2)Fermilab Run II B-Workshop writeup: 3)BTeV Proposal (May 2000): 4)“B Decays at the LHC” (1999 LHC SM Workshop): 5)“Present and Future CP Measurements” (UK Phenom. W’kshop 2000) hep-ph/ )+ various talks Notes sensitivities for single exp – usually for one year, optimistic numbers used ExpModeStartb-EventsTime [yr] BaBar/Bellee+e-e+e DCF/DØpp (run IIa) BTeVpp 2005/6 0.2 Atlas/CMSpp (3yr b-prg) LHCbpp2006? 1
25 June, 2001 Columbia D0 Snowmass Meeting - H.Evans 2 Review of CKM Angles and Pitfalls (0,0)(0,1) (,)(,) bs ,Z W t u bc Wu Tree Level Penguin
25 June, 2001 Columbia D0 Snowmass Meeting - H.Evans 3 sin 2 : B d J/ K s Most use J/ l + l -, K s + - ExpErrorComments Current0.48 ± 0.16 BaBar/Belle all B d modes CDF/DØ0.03Run II a BTeV0.025 Atlas/CMS0.015 LHCb0.021
25 June, 2001 Columbia D0 Snowmass Meeting - H.Evans 4 B d + - : Problems with Penguins a dir,a mix eff B d : Dalitz analysis necessary ExpError (a dir, a mix )Comments BaBar/Belle0.29, , years Atlas/CMS0.11, 0.14 LHCb0.09, 0.07 ExpErrorComments BaBar/Belle0.19, 0.26a dir, a mix 0.11, years BTeV7.5 o - w/ assumed |P/T| LHCb2.5-5 o
25 June, 2001 Columbia D0 Snowmass Meeting - H.Evans 5 and Friends ExpMeasModeErrorComments BaBar/Belle sin( +2 )B d D * (sin 2 ) BdKBdK o penguins CDF ,, B d ,KK 8o8o isospin sin( + )BsDsKBsDsK strong ph BTeV B 0,– K <5 o BsDsKBsDsK 7o7o B–D0K–B–D0K– 7.5 o LHC comb ,, B d ,KK CMS B s J/ K s 9o9o LHCb B d DK * 4-19 o B d D + D - few o very prelim +2 B d D * 12 o