05/11/2011: Difference between revisions

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[[File:Det1 callibration.png | 1000 px]]
[[File:Det1 callibration.png | 1000 px]]
So it looks like my previous threshold value (-500 V) was not good. Let's set up the -200 V:

Revision as of 19:41, 11 May 2011

Because is something wrong I decided to measure the counts rate as function of threshold energy. Maybe my threshold was incorrect.

Below are my results for n's detector with HAMAMATSU PMT (-1500 V):


So it looks like my previous threshold value (-500 V) was not good. Let's set up the -200 V: