Difference between revisions of "03-26-2015"
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N(gamma, TDC24) = 1/25, N(n, TDC24) = 1/1123 | N(gamma, TDC24) = 1/25, N(n, TDC24) = 1/1123 | ||
| + | |- | ||
| + | | 8856 || 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Pb brick is removed | ||
| + | |||
| + | N(gamma, TDC24) = 1/, N(n, TDC24) = 1/ | ||
|- | |- | ||
|} | |} | ||
Revision as of 17:45, 26 March 2015
TDC calibration curve:
Mean x (x̄): 1339.4
Mean y (ȳ): 2272.8.
Intercept (a): 270.7
Slope (b): 1.4948
Regression line equation: y=270.7+1.4948*x
dt/ch = 1/1.4948 = 0.668 ns/ch
| Run # | Description |
| 8839 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, no target, 50 mV LED (all), 40 ns LED (all), 1cm Al radiator,
N(gamma, TDC24) = 1/6.7 |
| 8840 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, no target, 50 mV LED (all), 40 ns LED (all), 1" (8 plates) Al radiator,
N(gamma, TDC24) = 1/7.5 |
| 8841 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, no target, 50 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side.
N(gamma, TDC24) = 1/28 |
| 8842 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 50 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/23 |
| 8843 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 30 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/13, N(n, TDC26) = 1/1160 |
| 8844 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 20 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/11, N(n, TDC26) = 1/1092 |
| 8845 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/444 |
| 8846 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 5 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/300 |
| 8847 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 1/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/14, N(n, TDC26) = 1/9909 |
| 8848 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/419 |
| 8850 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 179.
N(gamma, TDC24) = 1/8, N(n, TDC26) = 1/530 |
| 8851 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 122.
N(gamma, TDC24) = 1/10, N(n, TDC26) = 1/487 |
| 8851 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350.
N(gamma, TDC24) = 1/9, N(n, TDC26) = 1/563 |
| 8852 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Det #2 is shielded w/ 4" of Pb (placed on a stand close to the DU cyl. target (~30 cm away)) to see how the photon beam is scattered by the target and surrounding.
N(gamma, TDC24) = 1/8, N(n, TDC24) = 1/355, N(n, TDC26) = 1/360 N(gamma, TDC18) = 1/7, N(n, TDC18) = 1/271 |
| 8853 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Det #4 is shielded w/ 4" of Pb (placed on a stand close to the DU cyl. target (~30 cm away)) to see how the photon beam is scattered by the target and surrounding.
N(gamma, TDC18) = 1/13, N(n, TDC18) = 1/1053 |
| 8854 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Det #1 is shielded w/ 4" of Pb (placed on a stand close to the DU cyl. target (~30 cm away)) to see how the photon beam is scattered by the target and surrounding.
N(gamma, TDC24) = 1/25, N(n, TDC24) = 1/1123 |
| 8856 | 500 ps pulse width, 800 mA peak current, 200 Hz rep. rate, DU cyl. target in, 10 mV LED (all), 40 ns LED (all), 1" Al radiator, 3/4" Pb collimator/Pb shielding wall on the accelerator side. Slits are at 350. Pb brick is removed
N(gamma, TDC24) = 1/, N(n, TDC24) = 1/ |