Difference between revisions of "PositronDetectorCal 4 40MeV"

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=Apparatus=
 
=Apparatus=
 +
==Singles calibration==
 +
Detector 4 is Beam Left and in ADC channel 7, Ortec Dual Spec amp set to course=10, fine=39, Canberra CFD set to 85 mV lower threshold
  
Detector 4 is Beam Left and in ADC channel 7
+
Detector 1 is Beam Right and in ADC channel 3, Ortec Dual Spec amp set to course=20, fine=10, Canberra CFD set to 70 mV lower threshold
  
Detector 1 is Beam Right and in ADC channel 3
+
{| border="1"  |cellpadding="20" cellspacing="0
 +
|-
 +
| Run # || Source  || Run Duration (s) || HV (V) || ADC Channel Ch3 (Beam Right|| ADC ch7 Beam Left
 +
|-
 +
|  6473    || 0.1 uCi Na-22 source #129741 || min  s  || -1000 ||  [[Image:r6473_Ch3.png | 200 px]]||  [[Image:r6473_Ch7.png | 200 px]]
 +
|-
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|  6474    || 0.1 uCi Co-60 source # 129737 || 3 min 43 s  || -1000 ||  [[Image:r6474_Ch3.png | 200 px]] ||  [[Image:r6474_Ch7.png | 200 px]]
 +
|-
 +
|  6475    || No source # || 5 min 31 s  || -1000 ||  [[Image:r6475_Ch3.png | 200 px]] ||  [[Image:r6475_Ch7.png | 200 px]]
 +
|}
  
 +
 +
[[File:r6473-74_overlay.png| 200 px]]
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 +
==Coincidence with Na-22 source==
 +
 +
 +
using 9 uCi Na-22 source #
 +
 +
 +
DAQ rate = 32 Hz
 +
 +
 +
 +
{| border="1"  |cellpadding="20" cellspacing="0
 +
|-
 +
| Run # || Source  || Run Duration (s) || HV (V) || ADC Channel Ch3 (Beam Right|| ADC ch7 Beam Left
 +
|-
 +
|  6477    || 9 uCi Na-22 source # (Coincidence Mode) || 22 min 20 s  || -1000 ||  [[Image:r6477_Ch3.png | 200 px]]||  [[Image:r6477_Ch7.png | 200 px]]
 +
|}
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 +
[[File:r6477_coin.png| 200 px]]
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 +
==IN-Flight detector==
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 +
 +
 +
 +
 +
{| border="1"  |cellpadding="20" cellspacing="0
 +
|-
 +
| Run # || Source  || Run Duration (s) || HV (V) || ADC Channel Ch3 (Beam Right|| ADC ch7 Beam Left
 +
|-
 +
|  6479    || 9 uCi Na-22 source #  ||  min s  || -1000 ||    ||
 +
|-
 +
|  6482    || 9 uCi Na-22 source #  ||  min  s  || -900 ||    ||
 +
|-
 +
|  6483    || 9 uCi Na-22 source #  || min  s  || -850 ||    ||
 +
|-
 +
|  6484    || Y-88 || min  s  || -850 ||    ||
 +
|-
 +
|  6485    || Y-88 || min  s  || -900 ||    ||
 +
|-
 +
|  6486    || Y-88 || min  s  || -1000 ||    ||
 +
|}
 +
 +
[[File:r6477_overlay.png| 200 px]]
  
 
[[Positrons_Using_40Mev_Linac]]
 
[[Positrons_Using_40Mev_Linac]]

Latest revision as of 14:45, 14 October 2013

Frank's Thin NaI Detector

HV = +508 Volts

Spec Amp settings: Gain= 50 , 3 usec shaping time, Gaussian output



Run # Source Run Duration (s) HV (V) ADC Channel Spectrum
6378 No S0urce 4 hrs 2 min 21 s +509 ADC ch 5 R6378 Ch5.png
6380 10 uCi Na-22 source # 129743 on detector face 2 min 10 s (~800 Hz) +509 ADC ch 5 200 px
6381 10 uCi Co-60 source # 129740 on detector face 1 min 57 s (718 Hz) +509 ADC ch 5 200 px


IAC NaI-3 detector

HV = -1000 Volts

Spec Amp settings: Gain= 50 , 3 usec shaping time, Gaussian output



Run # Source Run Duration (s) HV (V) ADC Channel Spectrum
6384 10 uCi Co-60 source # 129740 ~9inches from face (700 Hz) 1 min 56 s -1000 ADC ch 3 R6384 Ch5.png
6385 1 uCi Co-60 source # 129743 1 inches from face 5 min 13 s -1000 ADC ch 3 R6385 Ch3.png

IAC NaI-4 detector

HV = -1000 Volts

Spec Amp settings: Gain= 50 , 3 usec shaping time, Gaussian output



Run # Source Run Duration (s) HV (V) ADC Channel Spectrum
6384 10 uCi Co-60 source # 129740 ~9inches from face (700 Hz) 1 min 56 s -1000 ADC ch 3 R6384 Ch5.png
6385 1 uCi Co-60 source # 129743 1 inches from face 5 min 13 s -1000 ADC ch 3 R6385 Ch3.png


Apparatus

Singles calibration

Detector 4 is Beam Left and in ADC channel 7, Ortec Dual Spec amp set to course=10, fine=39, Canberra CFD set to 85 mV lower threshold

Detector 1 is Beam Right and in ADC channel 3, Ortec Dual Spec amp set to course=20, fine=10, Canberra CFD set to 70 mV lower threshold

Run # Source Run Duration (s) HV (V) ADC Channel Ch3 (Beam Right ADC ch7 Beam Left
6473 0.1 uCi Na-22 source #129741 min s -1000 200 px 200 px
6474 0.1 uCi Co-60 source # 129737 3 min 43 s -1000 200 px 200 px
6475 No source # 5 min 31 s -1000 200 px 200 px


R6473-74 overlay.png

Coincidence with Na-22 source

using 9 uCi Na-22 source #


DAQ rate = 32 Hz


Run # Source Run Duration (s) HV (V) ADC Channel Ch3 (Beam Right ADC ch7 Beam Left
6477 9 uCi Na-22 source # (Coincidence Mode) 22 min 20 s -1000 200 px 200 px

200 px

IN-Flight detector

Run # Source Run Duration (s) HV (V) ADC Channel Ch3 (Beam Right ADC ch7 Beam Left
6479 9 uCi Na-22 source # min s -1000
6482 9 uCi Na-22 source # min s -900
6483 9 uCi Na-22 source # min s -850
6484 Y-88 min s -850
6485 Y-88 min s -900
6486 Y-88 min s -1000

200 px

Positrons_Using_40Mev_Linac