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  nuclear two-photon decay, Page 3 of 12  Not logged in ELOG logo
ID Date Author Category Subject
  194   Fri Jul 2 03:10:03 2021 IK, KKRunsdrop of intensity
We see that intensity stabalized at 9E8 which is smaller then before. 
We neticed this at 2:50, keep observing.
  193   Fri Jul 2 02:03:36 2021 The remote Canadian beavers (Iris, Guy)AnalysisSummary of spectra 0:00-1:00
Same as before, for 0-1h on July 2nd


> The last hour before the gas bottle change is summarized here. 
> The first pic shows the 410 MHz spectra taken from 22-23h on the 410 MHz analyzer, in time slices of 0.1 sec from 0s-2s.
> The second pic shows the spectra in 20ms slices from 1s-1.16s.
> 
> python3 e143_analyzer.py -s 1.0 -t 0.02 /home/dillmann/.../sparc-daq-02.gsi.de/E143-410MHz/410MHz-2021.07.01.22*
> 
> The third spectra was taken in May, for comparison.
> 
> I don't think we see anything...
Attachment 1: July2-0-1h-410MHz_Spectra_0.02s_steps_start_1s.png
July2-0-1h-410MHz_Spectra_0.02s_steps_start_1s.png
  192   Fri Jul 2 01:43:56 2021 IK, KKDAQNTCAP status
The latest recorded tdms files:
 p:\E143\sc\SC_2021-06-30_23-27-45\0000360
 p:\E143\iq\IQ_2021-06-30_23-27-34\0001759
2. The rest space on the drive "p:\" : 28TByte
  191   Fri Jul 2 01:39:51 2021 IK, KKRunsdrop of intensity
We see a drop in beam intensity from 7E9 to 2E8 between 01:30 and 01:43
  190   Fri Jul 2 01:34:03 2021 The remote Canadian beavers (Iris, Guy)AnalysisSummary of spectra 22:00-23:00
The last hour before the gas bottle change is summarized here. 
The first pic shows the 410 MHz spectra taken from 22-23h on the 410 MHz analyzer, in time slices of 0.1 sec from 0s-2s.
The second pic shows the spectra in 20ms slices from 1s-1.16s.

python3 e143_analyzer.py -s 1.0 -t 0.02 /home/dillmann/.../sparc-daq-02.gsi.de/E143-410MHz/410MHz-2021.07.01.22*

The third spectra was taken in May, for comparison.

I don't think we see anything...
Attachment 1: July1-22-23h-410MHz_Spectra_0.1s_steps.png
July1-22-23h-410MHz_Spectra_0.1s_steps.png
Attachment 2: July1-22-23h-410MHz_Spectra_0.02s_steps_start_1s.png
July1-22-23h-410MHz_Spectra_0.02s_steps_start_1s.png
Attachment 3: Sum_410MHz_May10-1-2am_5_0-5_175s.png
Sum_410MHz_May10-1-2am_5_0-5_175s.png
  189   Fri Jul 2 01:31:35 2021 The remote Canadian beavers (Iris, Guy)AnalysisFirst spectra after bottle change
The first good spectra after the gas bottle change is from 23:38:25 (on the 410 MHz Analyzer) 
Attachment 1: 410MHz-2021.07.01.23.38.25.809.tiq.png
410MHz-2021.07.01.23.38.25.809.tiq.png
Attachment 2: 410MHz-2021.07.01.23.38.08.817.tiq.png
410MHz-2021.07.01.23.38.08.817.tiq.png
  188   Fri Jul 2 00:08:22 2021 IK, KanikaDAQNTCAP status
The latest recorded tdms files:
 p:\E143\sc\SC_2021-06-30_23-27-45\0000338
 p:\E143\iq\IQ_2021-06-30_23-27-34\0001651
2. The rest space on the drive "p:\" : 28,4TByte
  187   Thu Jul 1 23:54:43 2021 IrisGeneralLess beam after gas bottle change?
No, everything okay! Must have had a very good earlier run to compare.

> Looks like there is a bit less beam now in the ring. I just looked at one spectra from before the gas bottle change and after...
Attachment 1: Comparison-21h-2350h.png
Comparison-21h-2350h.png
  186   Thu Jul 1 23:46:17 2021 IrisGeneralLess beam after gas bottle change?
Looks like there is a bit less beam now in the ring. I just looked at one spectra from before the gas bottle change and after...
Attachment 1: Comparison-21h-2340h.png
Comparison-21h-2340h.png
  185   Thu Jul 1 23:38:55 2021 IK, KKRunsChange of gas bottle
The gas bottle has been changed and the beam is back.
  184   Thu Jul 1 23:07:47 2021 IK, KKRunssource
The change of the source happens now
  183   Thu Jul 1 21:35:32 2021 ShahabRunssome pics after 15dB amplification on 410
Attachment 1: asd.png
asd.png
Attachment 2: 821.png
821.png
  182   Thu Jul 1 21:35:15 2021 ShahabDAQincrease factor 4 in power for 410
increase factor 4 in power for 410 



before:

410MHz-2021.07.01.18.48.07.516.tiq.png


after:

410MHz-2021.07.01.19.23.49.099.tiq.png
  181   Thu Jul 1 21:15:01 2021 Andrew NicDAQNTCAP Status
The latest recorded tdms files:
 p:\E143\sc\SC_2021-06-30_23-27-45\0000299
 p:\E143\iq\IQ_2021-06-30_23-27-34\0001462
2. The rest space on the drive "p:\" : 29,1TByte
  180   Thu Jul 1 20:48:58 2021 Shahab Andrew NicDAQAcquisition started
15dB amplifier on 410MHz 
  179   Thu Jul 1 20:35:21 2021 Andrew Nic ShahabDAQAcquisition stopped
Checking if signal can be further amplified 

Last files:
245MHz 2021.07.01.20.36.11.218
410MHz 2021.07.01.20.35.46.847
  178   Thu Jul 1 19:34:11 2021 ShahabDAQincrease factor 4 in power for 410
increase factor 4 in power for 410 



before:

410MHz-2021.07.01.18.48.07.516.tiq.png


after:

410MHz-2021.07.01.19.23.49.099.tiq.png
Attachment 1: 410MHz-2021.07.01.19.23.49.099.tiq.png
410MHz-2021.07.01.19.23.49.099.tiq.png
Attachment 2: 410MHz-2021.07.01.18.48.07.516.tiq.png
410MHz-2021.07.01.18.48.07.516.tiq.png
  177   Thu Jul 1 19:24:59 2021 Nic Andrew ShahabRunsStart of data taking again
410 MHz resolution and power optimised


Last files before the restart were
245Mhz-2021.07.01.18.48.31.725.tiq
410MHz-2021.07.01.18.48.07.516.tiq
  176   Thu Jul 1 18:56:49 2021 ShahabRunsShort interruption in recording
DAQs and NTCAP
  175   Thu Jul 1 18:54:44 2021 Andrew, NicGeneralNTCap Status
The latest recorded tdms files:
 p:\E143\sc\SC_2021-06-30_23-27-45\0000267
 p:\E143\iq\IQ_2021-06-30_23-27-34\0001305
2. The rest space on the drive "p:\" : 29,8TByte
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