Difference between revisions of "03-24-2015"

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| 8774 || 20 mV LED, no target, radiator in, collimator hole unblocked, beam dump for electrons => 1 gamma per  33 pulses (TDC30), 1 gamma in 3 pulses (TDC24)
 
| 8774 || 20 mV LED, no target, radiator in, collimator hole unblocked, beam dump for electrons => 1 gamma per  33 pulses (TDC30), 1 gamma in 3 pulses (TDC24)
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| 8775 || 20 mV LED, DU cyl in, radiator in, collimator hole unblocked, beam dump for electrons => 1 gamma per  33 pulses (TDC30), 1 gamma in 3 pulses (TDC24)
 
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Revision as of 17:37, 24 March 2015

Run # Description
8768 10 mV LED
8769 20 mV LED
8770 20 mV LED, no target, radiator in, shielding changed on the beam left side, 1 gamma per 22 pulses (TDC30), 1 gamma in 3 pulses (TDC24)
8771 20 mV LED, no target, no radiator, shielding changed on the beam left side, 1 gamma per 33 pulses (TDC30), 1 gamma in 6 pulses (TDC24)
8772 20 mV LED, no target, no radiator, collimator hole is blocked from both the accelerator side (4" of lead) and the experimental hall (3.5" of lead) => 1 gamma per 46 pulses (TDC30), 1 gamma in 7 pulses (TDC24)
8773 20 mV LED, no target, radiator in, collimator hole is blocked from both the accelerator side (4" of lead) and the experimental hall (3.5" of lead) => 1 gamma per 29 pulses (TDC30), 1 gamma in 3 pulses (TDC24), positron scaler 69(e+) per minute (44 e+'s background)
8774 20 mV LED, no target, radiator in, collimator hole unblocked, beam dump for electrons => 1 gamma per 33 pulses (TDC30), 1 gamma in 3 pulses (TDC24)
8775 20 mV LED, DU cyl in, radiator in, collimator hole unblocked, beam dump for electrons => 1 gamma per 33 pulses (TDC30), 1 gamma in 3 pulses (TDC24)


2nCor_44