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User name A. Camsonne
Log entry time 07:31:13 on July 5,2010
Entry number 330175
keyword=Positrons in coincidence Run 1723
Plot with larger statistics, cut on left arm cerenkov and a large cut on right arm cerenkov 600. So this confirms that the peak is positrons. A cut on preshower amplitude hardly changes the picture indicating that PID with cerenkov is good.