CH PAS He3 BorAl Attenuation Study: Difference between revisions

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| '''Attenuation Measurements Setup'''||
| '''Attenuation Measurements Setup'''||
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| [[File:PAS Cf-252 Poly Box.jpg|300px|thumb|none| Poly box to contain Cf-252 source for attenuation measurements ]] || [[File:PAS He3 Tube mounting.jpg|400px|thumb|none|He3 tube mounting for attenuation measurements ]] || [[File:PAS_He3_tube_mounting_for_attenuation_measurements.jpg |300px|thumb|none|He3 tube mounted on 2" of virgin poly for attenuation measurements ]]
| [[File:PAS Cf-252 Poly Box.jpg|300px|thumb|none| Poly box to contain Cf-252 source for attenuation measurements ]] || [[File:|400px|thumb|none|He3 tube mounting for attenuation measurements ]] || [[File: |300px|thumb|none| ]]
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| [[File:PAS_Cf-252_thermalizing_box_for_attenuation_measurements.jpg|300px|thumb|none| Full poly box with lid pulled back for easy insertion of Cf-252 source ]] || [[File:PAS_Cf-252_in_place_for_attenuation_measurements.jpg|300px|thumb|center|Top down view of Cf-252 source in place, ready to be covered by top sheet of virgin poly ]] || [[File:PAS_Side_view_attenuation_setup.jpg |300px|thumb|none|Full setup with 8.5" of purple borated poly in place ]]
| [[File:|300px|thumb|none| ]] || [[File:PAS_Cf-252_in_place_for_attenuation_measurements.jpg|300px|thumb|center|Top down view of Cf-252 source in place, ready to be covered by top sheet of virgin poly ]] || [[File: |300px|thumb|none| ]]
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='''Measurements'''=
='''Measurements'''=

Revision as of 21:46, 25 June 2021

Experimental Setup

Attenuation Measurements Setup
Poly box to contain Cf-252 source for attenuation measurements
[[File:|400px|thumb|none|He3 tube mounting for attenuation measurements ]] [[File: |300px|thumb|none| ]]
[[File:|300px|thumb|none| ]]
Top down view of Cf-252 source in place, ready to be covered by top sheet of virgin poly
[[File: |300px|thumb|none| ]]

Measurements

Background Measurements

1250V Source Out Data
Run Number Configuration Discriminator Threshold (mV) Cf-252 Button Source Counts Run Time (Sec) Count Rate (Hz) Uncertainty
1 Detector on BorAl at +1250V 255 No 600
2 Detector on BorAl at +1250V 255 No 600
3 Detector on BorAl at +1250V 255 No 600
4 Detector on BorAl at +1250V 255 No 600
5 Detector on BorAl at +1250V 255 No 600












CH He3 Attenuation Measurements