Heavy flavour physics: lifetimes
Millions of
B mesons have already been produced in RunII.
Need to
trigger and identify relevant decays. Leptons ‘easy’;
hadrons difficult
Look for J/y ®
mm
ct=458±10±11 mm (469±4 mm)
XFT,SVT
Next
step: Bs, LB lifetimes…
~ 46%
