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User name M Friend
Log entry time 19:35:32 on September13,2009
Entry number 289379
keyword=Compton signal/background improvement
Compton photon detector signal to background got better around 16:44. The blue line is the compton photon rate. The first plot is after it got better, the second one is before it got better. Background went from 200 to 100, signal went from 600 to 800. HV did not change, I think something in the beam changed.
FIGURE 1
FIGURE 2