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Compton integrating method Beam test summary PREX/Happex Collaboration Meeting Alexandre Camsonne.

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Presentation on theme: "Compton integrating method Beam test summary PREX/Happex Collaboration Meeting Alexandre Camsonne."— Presentation transcript:

1 Compton integrating method Beam test summary PREX/Happex Collaboration Meeting Alexandre Camsonne

2 Compton polarimeter Photon detector to test the integrating method Use a flash ADC to integrate the signal Change of PMT base Data taking during E03-104

3 Compton signal Standard DAQ

4

5

6

7 Experimental setup PMT Fan in/out Amplifier Upstairs counting house Experimental hall FADC Amplifier

8 Compton signal

9 Pulses

10

11 Compton signal

12

13 Measurement principle Compton asymmetry ?

14 What we learnt Choice of the crystal ( pulse length) High gain PMT would help Beam tuning critical Asymmetry is seen

15 To do Analysis of the data Effect of background Linearity Polarization Tests Electronics Threshold effects

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