Table of Contents
PPT Slide
Outline
Mixing
Review
Theoretical
“guidance”
Mixing
Measurements
CLEO
enlivened this subject considerably...
Required
sensitivity to compete with CLEO
FOCUS
has adequate statistics to do this!
FOCUS
is well configured for this measurement
PPT
Slide
PPT
Slide
Segmented
target
Proper
time resolution
Cerenkov
Performance
Skim
Strategy with minimal time bias
Fixed
target lifetime techniques
Dealing
with backgrounds(non-parametrically)
Fitting
technique
Obtaining
very clean signals
Varying
the clean-up cuts
D?KK
signal for several cleanups
Monte
Carlo Corrections
Time
evolutions
Subtracted
time evolution
Results
Do lifetimes
Consistency
of D* and full sample
Additional
checks
Comparisons
to CLEO and E791
Phase
ambiguity
Search
for CP asymmetry in charm decay
Tagging
and asymmetry ratios
CP violation
search (D?KK)
Stability
of KK results as cuts are varied
CP violation
search (D+?KK?)
Stability
of KK? results as cuts are varied
CP asymmetry
results
Summary |