11-10-2016

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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 [math]n_{0}[/math] 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


2nCor_44#Run_Plan