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User name X. Jiang
Log entry time 10:18:41 on February 5,1999
Entry number 12225
This entry is a followup to: 12112
keyword=Dip in the wire hit spectra.
Looked at the problem of the dip in the wire hit spectra.
Espace results show a significant dip in wire hits between where scintillator paddle2
met with paddle 3.
As shown below, the colored curves are wire hits corresponding to each scintillor
paddle. The exact reason of the problem is not clear to me at this point. But I should point out that in the current run the raw T2 rate is only about 2.7% of the raw T1 rate , and the T2 event distribution does not show up strongly at where the dip is. No clear conclusion can be drawn yet. More later.
FIGURE 1