Difference between revisions of "GEM performance data graphs"

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ADC is connected,
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=IAC runs as the electron beam in use =
  
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Beam On:
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[[IAC runs as the electron beam in use]]
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run 5496 as the detector is on 13:31:11 13:47:18
 
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run 5497 as the detector is off 13:52:51
 
  
  
  
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{| border="1" cellpadding="4"
 
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|Run Number || Beam || Start Time || End time || Notes
 
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|5496  || on || 13:31:11 || 13:47:18 || Detector is in operating voltage.
 
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|5497 || on || 13:52: 51 || || Detector is in off mode
 
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|5515 || off || 5:59: 46 || 6:27:43|| Detector is in operating voltage.
 
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|5516 || off || 6:29:32 ||06:38:13  || Detector is in off mode
 
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|5517 || off || 6:43:42 || 06:50:05 || shutter is close
 
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|5518  || off || 06:55:59 || 07:06:57 || Detector is in operating voltage.
 
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|5519  || on || 07:56:53 ||  || Detector is in operating voltage.
 
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|5520,21,22  || on || 09:38:36 ||  || Detector is in operating voltage.
 
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|5523 || on || 9:51:00 ||10:13:38 || Detector is in operating voltage.
 
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|5524 || on || 10:14:35 || || PMT is added to ADC ch#14
 
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|5526 || on || 11:51:35 ||12:02:49 || PMT TDC ch#0 GEM ch#2 ADC ch# 12  GEM Ch#14 PMT
 
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|5528 || on || 12:21:28 || 13:35:26|| 
 
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|5529 || on || 13:36:28 || 14:44:37|| 
 
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|5530 || on || 14:45:24|| 15:09:16 ||
 
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|5531 || on || 15:09:41|| 15:20:03||
 
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|5532 || on || 15:23:31|| 15:31:00||
 
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|5532 || on || 15:23:31|| 16:04:31||
 
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|5532 || on || 16:05:00|| 16:04:31
 
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|5537 || on || 16:22:00|| 16:27:03
 
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|5541 || on || 16:42:02|| 16:27:03
 
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All the previous runs has a positive input to the ADC.
 
  
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;Tuesday 07/30/13
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== IAC-Peak Sensing Measurements 09/01/13==
  
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{| border="1" cellpadding="4"
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[[IAC-Peak Sensing Measurements]]
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|Run Number || Beam || Start Time || End time || Notes
 
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|5593 || on || 15:55:04 || 16:29:20 || stable beam to the end of the run.
 
  
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|5594 || on || 16:36:19 || 17:03:52 || stable beam to the end of the run.
 
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|5595 || on || 08:28:09 || 08:45:19 || stable beam to the end of the run.
 
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|5596 || on || 08:47:16 || 10:06:37 || stable beam to the end of the run.
 
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|5603 || on but trasfered || 13:31:30 || 14:38:02 || shutter is close
 
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;Wednesday 08/21-22/13
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== IAC-QDC Measurements 09/18/13==
  
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- Detector voltage is 2300, 2800V GEM and Cathode successively. GEM has not any output to the TDC for 5773, 5774.
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[[IAC-QDC Measurements]]
  
  
  
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GO BACK [https://wiki.iac.isu.edu/index.php/Neutron_TGEM_Detector_Abdel]
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{| border="1" cellpadding="4"
 
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|Run Number || Beam || Start Time || End time || Notes
 
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|5773 || on  || ||  || beam on for 4-10s, overflow
 
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|5774 || on  || ||  || beam on for 4-10s shutter is close, beam energy is 7.5 MeV
 
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|5775 || on  || ||  || beam on for 4-10s shutter is open,  beam energy is 7.5 MeV
 
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|5776 || on  || ||  || beam on for 4-10s shutter is open,  beam energy is 7.5 MeV
 
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|5777 || on  || ||  || beam on for 4-10s shutter is close, beam energy is 7.5 MeV
 
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|5778 || off  || 19:54:17|| 6:00:00  || shutter is close 2.8, 3.4 G/C, Amp.6_6
 
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|5779 || off  || 6:05:33||  || shutter is open 2.8, 3.4 G/C, Amp.6_6
 
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=09/01/13=
 
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Detector voltage is 2.8, 3.4 kV for cathode and GEM.
 
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{| border="1" cellpadding="4"
 
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|Run Number  || Notes
 
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|5869  || shutter open x
 
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|5872 || shutter close x
 
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|5873  || shutter open x
 
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|5876  || shutter open x 
 
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|5877  || shutter close x
 
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|5884  || shutter close 1 || [[File:r5884_shutterclose.png | 100px]]
 
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|5885  || shutter open 1 || [[File:r5885_shutteropen.png | 100px]]
 
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=09/05/13=
 
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{| border="1" cellpadding="4"
 
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|Run Number ||  || Amp level || discriminator level  || Notes
 
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|5925  || 50, 4 || 3.6 || shutter close
 
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|5926  || 50, 4 || 3.6 || shutter open
 
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|5927  || 100 || 3.6  || shutter open
 
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|5928  || 200 || 3.6  || shutter open, high amp level
 
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|5929  || 100, 10 || 3.6  || shutter open high amp level
 
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|5930  || 100, 7 || 3.6  || shutter open
 
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|5936  || 100, 7 || 0.1  || shutter open, noise peak channel 74 
 
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|5937  || 100, 7 || 0.1  || shutter open, V_cath = V_GEM,noise peak channel 74
 
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|5948  || 100, 7 || 1.15  || shutter open, detector is on, no signal overlapping, reached to te signal highest rate, with almost 100% signal to noise ratio.
 
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The following run has the same setting as the last run, unless there is achange written in the notes.
 
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==Cath_3400 GEM_2800V==
 
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{| border="1" cellpadding="4"
 
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|Run Number || start time || end time ||shutter || Notes
 
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|5948 || 14:22:14 || 14:36:09 || open ||
 
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|5949 || 15:02:43 || 15:19:59 || open ||
 
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|5950 || 15:20:42 || 15:35:07 || open || r5951 and r5952 has the shutter close and integrate 1
 
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|5953 || 16:37:03 || 15:35:07 || close ||integrate lower from 1 to 0.5,sthg strange happened, root does not show a picture and the rate increased suddenly to 450 Hz
 
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|5957 || 09:01:07 || 09:25:12 || open || integrate 0.5
 
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|5959 || 09:30:21 || 09:55:15 || close || integrate 1
 
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|}
 
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==Cath_3350 GEM_2750V==
 
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{| border="1" cellpadding="4"
 
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|Run Number || start time || end time ||shutter || Notes
 
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|5960 || 09:58:42 || 14:36:09 || close ||
 
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==Cath_3150 GEM_2550V==
 
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{| border="1" cellpadding="4"
 
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|Run Number || start time || end time ||shutter || Notes
 
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|5954 || 16:55:52 || 08:44:23 N || close ||integrate 1 rate changed from 1.2 Hz to 57 Hz due to increase the noise level overnight only.
 
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Latest revision as of 14:49, 2 October 2013

IAC runs as the electron beam in use

IAC runs as the electron beam in use



IAC-Peak Sensing Measurements 09/01/13

IAC-Peak Sensing Measurements


IAC-QDC Measurements 09/18/13

IAC-QDC Measurements


GO BACK [1]

Retrieved from "https://wiki.iac.isu.edu/index.php?title=GEM_performance_data_graphs&oldid=88490"