ID |
Date |
Author |
Category |
Subject |
54
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Tue Apr 1 22:53:59 2025 |
Esther | General | Lassie exports |
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Attachment 1: 2025-04-01_22-53-17-548_tcl1146.png
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Attachment 2: 2025-04-01_22-53-21-680_tcl1146.tdf
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53
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Tue Apr 1 22:05:24 2025 |
Ruijiu | Analysis | analysis result |
This is a preliminary result during 4:00-19:00 April 1st 2025.
I correct the frequency drift of 194Pb82+ ions injection by injection.
I have analyzed all injection data during 4:00-19:00 and calculated the frequency of 194Pb82+ for each injection. This is the frequency of 194Pb82+ as
a function of time. You can clearly see that the frequency of 194Pb82+ was drifted from 408.603 to 408.600 MHz. The variation of frequency is about
3kHz. |
Attachment 1: 202504012157.png
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Attachment 2: 202504012157.pdf
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Attachment 3: 202504012206.png
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Attachment 4: photo_2025-04-01_22-43-41.jpg
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52
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Tue Apr 1 22:03:07 2025 |
Jeroen, Zac, Esther, Shahab, Wolfram | DAQ | Optimisation of settings |
Estimation of potential gain by changing. Files from this points are going to rubbish. Potential gains are c. 20%
22:04: The current acquisition window is recording for 2.9 s. And is not recording for 3.9 s. We are running currently with a spill cycle of 5s every repetition.
22:22 The spill cycle between each injection was changed to 4->3->2s progressively and FRS also stopped taking spills so we settled on 2s spill request.
In the morning the spill request has to be changed back to 5s when the FRS goes back into operation.
new file with the setting is
RSA01-2025.04.01.22.19.06.761.tiq
[analysis]
nframes = 190
lframes = 65536
navg = 1 |
51
|
Tue Apr 1 21:05:20 2025 |
Jeroen, Zac, Esther, Shahab, Wolfram | DAQ | Change of settings for shorter acq. window |
> Acquisition stopped at 20:36.
>
> First file from this setting: RSA01-2025.04.01.03.52.59.247.tiq
>
> Last file from this setting: RSA01-2025.04.01.20.36.54.257.tiq
>
> acq. length changed to 500 ms
>
> acq bw changed to 50 MHz
>
> ==> 12 MSamples
>
> Trigger window condition set to 50%.
>
> First file from this setting: RSA01-2025.04.01.20.45.40.053.tiq
>
> Analysis setting the the frame length 2^16 and frame number = 190.
Last file from previous setting: RSA01-2025.04.01.21.06.30.580.tiq
Changed the RSA01,02 to 50 MSamples/s (20nsec/sample) for 500.00 ms acq. length, 25 MHz acq. BW, 33% trigger position.
First good file from this time: 21:37 04.01.2025 -- RSA01-2025.04.01.21.37.13.721.tiq |
50
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Tue Apr 1 20:37:04 2025 |
Jeroen | DAQ | Change of settings for shorter acq. window |
Acquisition stopped at 20:36.
First file from this setting: RSA01-2025.04.01.03.52.59.247.tiq
Last file from this setting: RSA01-2025.04.01.20.36.54.257.tiq
acq. length changed to 500 ms
acq bw changed to 50 MHz
==> 12 MSamples
Trigger window condition set to 50%.
First file from this setting: RSA01-2025.04.01.20.45.40.053.tiq
Analysis setting the the frame length 2^16 and frame number = 190. |
49
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Tue Apr 1 20:19:23 2025 |
Jeroen, Zac, Esther | Accelerator | Beam fell out |
> > No beam from 19:57:41.
>
> Beam back from 20:02 |
Attachment 1: 2025-04-01_20-17-10-651_tcl1064.png
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48
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Tue Apr 1 20:02:19 2025 |
Jeroen, Zac, Esther | Accelerator | Beam fell out |
> No beam from 19:57:41.
Beam back from 20:02 |
47
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Tue Apr 1 20:00:14 2025 |
Jeroen, Zac, Esther | Accelerator | Beam fell out |
No beam from 19:57:41. |
46
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Tue Apr 1 17:08:13 2025 |
JG, ID, MC, CG | Detectors | pleiades in position |
The pleiades detectors are now moved into a position which does not disturb the stored beam.
inner detector: BGO
device: GE01DD2IG
position: +20mm
scraping beam: not possible
outer detector: GAGG
device: GE01DD2AG
position: -55mm
scraping beam at: -45mm
These positions are fixed, i.e. not moving automatically. |
45
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Tue Apr 1 16:47:32 2025 |
Ruijiu, Jan, Shahab | Analysis | The frequency of 194Pb82+ is changed to 408.600 MHz |
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Attachment 1: Screenshot_2025-04-01_16-46-56.png
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Attachment 2: photo_2025-04-01_16-54-20.jpg
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44
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Tue Apr 1 16:44:32 2025 |
Jeroen, Esther | General | No SIS beam since 14:35 |
Beam resumed at 16:40. |
Attachment 1: 2025-04-01_16-47-13-677_tcl1146.png
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Attachment 2: 2025-04-01_16-47-10-870_tcl1146.tdf
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43
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Tue Apr 1 15:38:50 2025 |
ruijiu chen | Analysis | frequency drift |
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Attachment 1: Screenshot_2025-04-01_15-38-26_1.png
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Attachment 2: Screenshot_2025-04-01_15-41-47.png
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42
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Tue Apr 1 15:32:59 2025 |
Zac | DAQ | NTCAP Restarted |
NTCAP Has been restarted (we restart every day around 15:00 so data goes in a new folder) |
41
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Tue Apr 1 14:54:24 2025 |
all | General | No SIS beam since 14:35 |
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40
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Tue Apr 1 14:25:21 2025 |
ruijiu | Analysis | The frequency of 194Pb82+ has been changed from 408.606MHz to 408.602MHy during last 12 hours |
The following images display the frequency spectrum at the start of every hour from 3:00 to 14:00. |
Attachment 1: Screenshot_2025-04-01_14-30-33.png
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Attachment 2: Screenshot_2025-04-01_14-33-01.png
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Attachment 3: Screenshot_2025-04-01_14-35-35.png
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Attachment 4: Screenshot_2025-04-01_14-37-57.png
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Attachment 5: Screenshot_2025-04-01_14-40-03.png
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Attachment 6: Screenshot_2025-04-01_14-41-58_1.png
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Attachment 7: Screenshot_2025-04-01_14-44-40_1.png
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Attachment 8: Screenshot_2025-04-01_14-48-49_1.png
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Attachment 9: Screenshot_2025-04-01_14-51-11_1.png
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Attachment 10: Screenshot_2025-04-01_14-54-02.png
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Attachment 11: Screenshot_2025-04-01_14-56-15.png
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Attachment 12: Screenshot_2025-04-01_14-59-24.png
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39
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Tue Apr 1 14:23:01 2025 |
JG | General | Pleiades pocket position tests |
We started playing with the detector pockets of the pleiades arrays at 14:23 01.04.2025.
This might disturb the beam sometimes.
The beam is lost in SIS at 14:35.
Beam came back at 16:40, we continued playing with pleiades positions until 17:14. |
38
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Tue Apr 1 14:17:07 2025 |
Ruijiu | Analysis | PID of 194Pb82+ 2025.04.01.14.13.07 |
datafile = "/data.local/G22-00018_00203/results/analyzers/RSA01/RSA01-2025.04.01.14.13.07.068.tiq_spectrum.npz"
filep = "/data.local/G22-00018_00203/scripts/OnlineDataAnalysisSystem/rionid_exercises/exercise_194Pb_Exp_2025/New_TEline2022-ESR-194Pb-208Pb-nostripper_524MeV.lpp"
alphap = "1.399"
harmonics = "211"
refion = "194Pb+82"
circumference = "108.34"
mode = "Frequency"
value = "408602000"
reload_data = true
nions = "100" |
Attachment 1: Screenshot_2025-04-01_14-16-42.png
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37
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Tue Apr 1 14:02:23 2025 |
Jelena B, Siddharth | General | Lassie |
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Attachment 1: 2025-04-01_14-01-37-464_tcl1064.png
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36
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Tue Apr 1 12:58:27 2025 |
Jelena B, Siddharth | General | Lassie |
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Attachment 1: 2025-04-01_12-57-50-275_tcl1064.png
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35
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Tue Apr 1 11:47:14 2025 |
Jelena B, Siddharth | General | Lassie 2025-04-01_11-46-35-517_tcl1064.png |
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Attachment 1: 2025-04-01_11-46-35-517_tcl1064.png
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