md : D*+ l -
Small , well controlled Physical Background
Statistical Limitation (B.R.* D* reconstruction )
- CDF : high bb rates @ Tevatron
- DELPHI: inclusive l * ( ~ 4500 evts., f’d ~ 85 %)
(see “B lifetimes” by V.Papadimitriou)
Results
CDF(P) = 0.446 0.057 0.034 0.031
DELPHI(P) = 0.499 0.053 0.015 smallest syst.
OPAL = 0.567 0.089 0.029 0.023