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  OPERATION-2023 logbook, Contact: F.Wolff-Fabris, A.Galler, L.Samoylova, H.Sinn, Page 2 of 24  Not logged in ELOG logo
New entries since:Thu Jan 1 01:00:00 1970
ID Date Authordown Group Subject Text Attachments
  249   12 Jun 2023, 02:01 Ulrike BoesenbergMIDShift summary

*Some more tuning of HXRSS and
focus optimization in the morning.
  
  281   30 Jul 2023, 02:02 Ulrike BoesenbergMIDShift summary9.3 keV, 1-35pulses, stable delivery ~600uJ
*General alignment of MID branch to
the DES
  
  283   30 Jul 2023, 23:06 Ulrike BoesenbergMIDShift summary9 and 10keV beam, up to 30 bunches, significant
drop in intensity in the morning and in the
evening.
  
  64   02 Mar 2023, 22:54 Ulf ZastrauHEDStability IssueHED would like to report
that since 2 days the SASE2 beam is instable.
The attached movie shows, on the left
 beamjitter_2_3_2023.mp4 
  67   03 Mar 2023, 23:06 Ulf ZastrauHEDShift summaryBeam delivery SASE 8,25 keV, 1300 µJ.
Intensity stable,
but beam jittery in horizontal. 
  
  75   06 Mar 2023, 06:48 Ulf ZastrauHEDShift summaryX-ray delivery stable in intensity, 1300-1400
mJ at 8150 eV SASE.

user experiment 3430 (Zastrau /
  
  37   16 Feb 2023, 23:01 Trey Guest End of ShiftStaff: KK, RB, TG, AS, CK

X-ray delivery


9.3 keV, 1-120 pulses,


Optical
  
  103   24 Mar 2023, 18:27 Tommaso MazzaSQSStability Issuethe pulse energy in XTD10 is lowered by
~30% when SASE1 changes photon energy, compare
att. 1 and 2.
 Screenshot_from_2023-03-24_18-25-31.pngScreenshot_from_2023-03-24_18-26-18.png 
  167   30 Apr 2023, 09:01 Tommaso MazzaSQSStability Issuechanging SA3 mono from grating to blank
while having the und to mono synchronization
running apparently caused the und photon
 Screenshot_from_2023-04-30_09-11-58.png 
  204   14 May 2023, 05:33 Tommaso MazzaSQSIssueSA3 GATT has trouble in setting the pressure
at ~0.5mbar. setting any value between 0.5
and 0.6 will have it settle around 0.48.
 Screenshot_from_2023-05-14_08-19-46.png 
  218   02 Jun 2023, 06:17 Tommaso Mazza pointing stabilitywe lost spatial overlap on several instances.

It seems that this happens when
SASE2 changes number of pulses.
 Screenshot_from_2023-06-02_03-14-16.png 
  225   05 Jun 2023, 06:45 Tommaso MazzaSQSIssuearound 6:15, the lights as the one shown
in the attachment turned on by themselves
in the control hutch. after some minutes,
 1685940280680.jpg 
  322   25 Aug 2023, 07:29 Tommaso MazzaSQSShift summaryproblems with machine operation

very low yield at 1.8keV, took
~2hrs tuning time to get 600uJ (linear taper)
 Screenshot_from_2023-08-25_02-31-19.png 
  28   12 Feb 2023, 06:53 Tokushi SatoSPBShift summaryX-ray delivery


9.3 keV, 1-85 pulses, 1
mJ, stable delivery


Optical
  
  29   13 Feb 2023, 07:17 Tokushi SatoSPBShift summaryX-ray delivery


9.3 keV, 1-85 pulses, 1
mJ, stable delivery


Optical
  
  59   28 Feb 2023, 23:24 Tokushi SatoSPBShift summaryX-ray delivery


9.3 keV, 1-352 pulses,
0.8 mJ, stable delivery


Optical
  
  61   01 Mar 2023, 23:25 Tokushi SatoSPBShift summaryX-ray delivery


9.3 keV, 1-352 pulses,
0.8 mJ, stable delivery


Optical
  
  65   02 Mar 2023, 23:13 Tokushi SatoSPBShift summaryX-ray delivery


9.3 keV, 202 pulses, X-ray
intensity had slope over train, 30 % difference
 Screenshot_from_2023-03-02_21-53-17.png 
  69   03 Mar 2023, 23:27 Tokushi SatoSPBShift summaryX-ray delivery


9.3 keV, 202 pulses, 564
kHz, intensity slope was flat


Optical
  
  71   04 Mar 2023, 22:55 Tokushi SatoSPBShift summaryX-ray delivery


9.3 keV, 202 pulses, 564
kHz, intensity slope was fine


Optical
  
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