11-10-2016
Horizontal accelerator side collimator 7 mm, horizontal cell side 19 mm.
| Run # | D90 n Rate (Counts/pulse) | Configuration |
| 5413 | - | 11.2 MeV , 2 ns FWHM pulse width , 1.4 A Peak , 180.4 Hz , Radiator 1" Al., Empty target, discriminator thresh 30 mV, All detectors at -1700 V |
| 5414 | - | 11.2 MeV , 2 ns pulse width , 1.4 A Peak , 180.4 Hz , Radiator 1" Al., Al target , discriminator thresh 30 mV, All detectors at -1700 V |
| 5415 | - | 11.2 MeV , 2 ns pulse width , 1.4 A Peak , 180.4 Hz , Radiator 1" Al., Empty target, discriminator thresh 30 mV, All detectors at -1700 V |
| 5416 | - | 11.2 MeV , 2 ns pulse width , 1.4 A Peak , 180.4 Hz , Radiator 1" Al., Thorium target, discriminator thresh 30 mV, All detectors at -1700 V |
| 5417 | - | 11.2 MeV , 2 ns pulse width , 0.2 A Peak , 180.4 Hz , Radiator 1" Al., Thorium target, discriminator thresh 30 mV, All detectors at -1700 V |
| 5418 | - | 11.2 MeV , 2 ns pulse width , 0.2 A Peak , 180.4 Hz , Radiator 1" Al., D20 target, discriminator thresh 30 mV, All detectors at -1700 V |
| 5419 | - | 11.2 MeV , 2 ns pulse width , 0.2 A Peak , 180.4 Hz , Radiator 1" Al., D20 target', discriminator thresh 30 mV, All detectors at -1500 V (later parts have HV =-1400 and D30 & D330) |
| 5420 | - | 11.2 MeV , 2 ns pulse width , 0.2 A Peak , 180.4 Hz , Radiator 1" Al., D20 target', discriminator thresh 30 mV, All detectors at -1500 V except D30 & D330 which are at HV =-1400 |
| 5421 | - | 11.2 MeV , 2 ns pulse width , 0.2 A Peak , 180.4 Hz , Radiator 1" Al., D20 target', discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450 |
| 5422 | - | 11.2 MeV , 2 ns pulse width , 0.2 A Peak , 180.4 Hz , Radiator 1" Al., MT, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450 |
| 5423 | - | 11.2 MeV , 2 ns pulse width , 0.5 A Peak , 180.4 Hz , Radiator 1" Al., MT, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450 |
| 5424 | - | 11.2 MeV , 2 ns pulse width , 0.5 A Peak , 180.4 Hz , Radiator 1" Al., Al, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450 |
| 5425 | - | 11.2 MeV , 2 ns pulse width , 0.5 A Peak , 180.4 Hz , Radiator 1" Al., Al target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced lead beam dump with Aluminum, 8" center + 4" radially out (ie double brick near center and single brick layer on outside) |
| 5426 | - | 10.5 MeV , 2 ns pulse width , 1.0 A Peak , 180.4 Hz , Radiator 1" Al., Al target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced lead beam dump with Aluminum, 8" center + 4" radially out (ie double brick near center and single brick layer on outside) |
| 5427 | - | 10.5 MeV , 2 ns pulse width , 1.0 A Peak , 180.4 Hz , Radiator 1" Al., Th target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced lead beam dump with Aluminum, 8" center + 4" radially out (ie double brick near center and single brick layer on outside) |
| 5428 | - | 10.5 MeV , 2 ns pulse width , 1.0 A Peak , 180.4 Hz , Radiator 1" Al., Th target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced Aluminum beam dump with battleship iron blinders, plus shielded D330 from beam dump |
| 5429 | - | 10.5 MeV , 2 ns pulse width , 0.5 A Peak , 180.4 Hz , Radiator 1" Al., Th target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced Aluminum beam dump with battleship iron blinders, plus shielded D330 from beam dump |
| 5430 | - | 10.5 MeV , 2 ns pulse width , 0.25 A Peak , 180.4 Hz , Radiator 1" Al., Th' target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced Aluminum beam dump with battleship iron blinders, plus shielded D330 from beam dump |
| 5431 | - | 10.5 MeV , 2 ns pulse width , 0.25 A Peak , 180.4 Hz , Radiator 1" Al., MT target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced Aluminum beam dump with battleship iron blinders, plus shielded D330 from beam dump |
| 5432 | - | 10.5 MeV , 2 ns pulse width , 1.0 A Peak , 180.4 Hz , Radiator 1" Al., MT target, discriminator thresh 30 mV, All detectors at -1500 V except D30 which is at HV =-1450, replaced Aluminum beam dump with battleship iron blinders, plus shielded D330 from beam dump |
Source tests
configuration 1
Cf ftc-4623 source, All HV's are 1500 except for D30 (HV=-1450) and the trigger (HV=-1700)
| Run # | Thresh (mV) | Start time | stop time | rate [Hz] | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| D30 | D90 | D120 | D150 | D210 | D270 | D330 | ||||
| 5442 | 30 | 21:28:13 | 21:32:10 | 3.65 | 2.65 | 1.85 | 3.3 | 3.93 | 2.5 | 2.41 |
| 5436 | 45 | 20:01:00 | 20:09:39 | 2.87 | 1.74 | 1.26 | 2.62 | 2.85 | 1.71 | 1.66 |
| 5437 | 50 | 20:10:38 | 20:18:37 | 2.01 | 1.05 | 0.75 | 1.75 | 1.86 | 1.05 | 1.08 |
| 5438 | 100 | 20:21:41 | 20:31:14 | 1.58 | 0.6 | 0.37 | 1.19 | 1.39 | 0.58 | 0.69 |
| 5439 | 200 | 20:33:20 | 20:52:00 | 0.74 | 0.15 | 0.06 | 0.41 | 0.67 | 0.13 | 0.6 |