Difference between revisions of "11-10-2016"

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|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)
 
|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)
 
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−
|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)
+
|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)
 
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|-
 +
|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'''
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|-
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|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
 +
|-
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|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
 +
|-
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|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
 +
|-
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|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
 +
|-
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|}
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 +
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=Source tests=
 +
 +
==configuration 1==
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Cf ftc-4623 source, All HV's are 1500 except for D30 (HV=-1450) and the trigger (HV=-1700)
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 +
{| border="1"
 +
! rowspan="2"| Run # !! rowspan="2"| Thresh (mV) !! rowspan="2"|  Start time !! rowspan="2" | stop time !! colspan="7"| <math>n_{0}</math> rate [Hz]
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|-
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|D30||D90||D120||D150||D210||D270||D330
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|-
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|5442 ||30||21:28:13  ||21:32:10 ||3.65||2.65||1.85||3.3||3.93||2.5||2.41
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|-
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|5436 ||45|| 20:01:00 || 20:09:39 ||2.87||1.74||1.26||2.62||2.85||1.71||1.66
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|-
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|5437 ||50|| 20:10:38 || 20:18:37 ||2.01||1.05||0.75||1.75||1.86||1.05||1.08
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|-
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|5438 ||100|| 20:21:41 || 20:31:14|| 1.58||0.6||0.37||1.19||1.39||0.58||0.69
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|-
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|5439 ||200|| 20:33:20 || 20:52:00||0.74||0.15||0.06||0.41||0.67||0.13||0.6
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|-
 +
 
|}
 
|}
 +
  
 
[[2nCor_44#Run_Plan]]
 
[[2nCor_44#Run_Plan]]

Latest revision as of 16:16, 11 November 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 [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

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