support7.ppt

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Transcript support7.ppt

zVertex histograms
Add zVertex cuts to usual t spectrum cuts, and perform
interference analysis to investigate symmetry in minbias
data sample.
Interference routine for minbias zVertex > 0
Interference routine for minbias zVertex < 0
Interference routine for topology zVertex > 0
Interference routine for topology zVertex < 0
zVertex Summary
STARlight
GEANT
c
Minbias
z>0
49.17/45
45.82/45 0.9668
0.0952
z<0
59.94/45
49.51/45 0.8902
0.0991
z>0
114.6/45
63.82/45 1.0370
.170
z<0
116.3/45
52.98/45 0.8108
0.1756
Topology
2/dof
for interference fit:
Aekt (1 cR(t))