Difference between revisions of "03-24-2015"
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| 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) | | 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) | ||
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| − | | 8774 || 20 mV LED, no target, radiator in, collimator hole | + | | 8774 || 20 mV LED, no target, radiator in, collimator hole unblocked, beam dump for electrons => gamma per pulses (TDC30), gamma in pulses (TDC24), positron scaler (e+) per minute |
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Revision as of 17:22, 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 => gamma per pulses (TDC30), gamma in pulses (TDC24), positron scaler (e+) per minute |