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  OPERATION-2023 logbook, Contact: F.Wolff-Fabris, A.Galler, L.Samoylova, H.Sinn, Page 22 of 24  Not logged in ELOG logo
New entries since:Thu Jan 1 01:00:00 1970
ID Date Author Groupdown Subject Text Attachments
  337   09 Sep 2023, 07:00 Erik BrambrinkHEDShift summary
Data taken from 11 to cryo failure
Beam
conditions stable
Timing scan
for different energy
Operation
  
  357   23 Sep 2023, 07:59 Oliver HumphriesHEDShift summaryShift summary from Monday 18th 7am until
Saturday 7am

MONDAY


Aligned
  
  362   23 Sep 2023, 23:31 Motoaki NakatsutsumiHEDShift summaryDuring the morning shift (7am - 3pm), we
couldn't take any meaningful data due
to the issue of power glitch which caused
  
  390   15 Oct 2023, 04:43 Konopkova ZuzanaHEDShift summary
the initial 600-700 uJ of pulse
energy at the beginning of the user beamtime
dropped down to 300-350 uJ over night from
  
  391   16 Oct 2023, 05:05 Konopkova ZuzanaHEDExperiment summaryBeam parameters: 18.8 keV, 350-600 uJ,
1 pulse

Experiment: Shock compression experiments
  
  409   24 Oct 2023, 19:26 Thomas PrestonHEDIssueVacuum issue at HED

At 18:26 the vacuum failed in the
HED CRL3 chamber in the OPTs hutch. The vacuum
 Vac_issue_2023-10-24-18-50-16.png 
  423   28 Oct 2023, 14:52 Konopkova ZuzanaHEDShift summaryBeam parameters: 18 keV, 1 pulse, 600 uJ

- user beamtime started Friday,
the 27th and going smoothly until now and
  
  433   03 Nov 2023, 02:08 Johannes MoellerHEDShift summary
stable 18 keV SASE delivery
measurement
of siemens star in the morning
alignment
of phase plate for the nano focussing lenses
testing
  
  14   02 Feb 2023, 09:25 Peter ZaldenFXEShift summaryFXE bring-up, summary of shifts 31.1. and
1.2.:

Beam delivery (11.5 GeV)
  
  51   22 Feb 2023, 14:53 Peter ZaldenFXEStability IssueInstability observed today at 14:05, reported
to PRC and BKR, including RC: We saw RMS
jitter amplitude of up to 4 mm at FXE imager.
 2023-02-22-145134_250580044_exflqr37199.png 
  127   07 Apr 2023, 23:57 Yifeng JiangFXEIssueAfter receiving beam from SPB, we noticed
that there is a werid shape of beam in the
FEL imager which was not observed yesterday.
 2023-04-07-235513_774809068_exflqr51474.png 
  130   08 Apr 2023, 23:44 Yifeng JiangFXEIssueWe notice that 0.5 mm Silicon ATT in SASE1
causes holo beam profile in FEL imager. Maybe
this silicon att has been damaged.
 2023-04-08-234240_066894160_exflqr51474.png2023-04-08-234217_329678202_exflqr51474.png 
  212   28 May 2023, 23:15 Fernando ArdanaFXEShift summaryUser proposal 3273:


X-ray delivary

We
use several deliveraly modes:

Continous
  
  346   18 Sep 2023, 19:14 Yifeng JiangFXEIssue
We found that the x-ray pulse energy
dropped a lot when we changed the undulator
from 5.5 keV to 5.45 keV. We called BKR to
 11111.PNG3435.PNG 
  349   20 Sep 2023, 19:42 Peter ZaldenFXEIssueConnerning the phase shifter adjustment
after undulator gap scan via karabo:

At 19:30 FXE tested the scan change
  
  358   23 Sep 2023, 08:14 Peter ZaldenFXEIssueFXE interlock in fault state. See photo
attached with original error message from
6:53h. It cannot be reset by acknowledging.
 20230923_074956.jpg 
  367   24 Sep 2023, 09:16 Peter ZaldenFXEShift summarySummary for sept., 23rd

6:55 SPB just handed the beam over
to FXE when the power glitch killed the interlocks
  
  368   24 Sep 2023, 09:24 Peter ZaldenFXEShift summary7:00 Power glitch during SPB operation
- they were supposed to hand the beam back
at 7:30h
  
  19   29 Oct 2022, 11:03 Jaydeep Patel Jet alignment test- obeserver



Nozzle
type


Nozzle
  
  21   09 Feb 2023, 01:11 Jörg Hallmann Shift summary Feb 8thstable beam at 9kev (about 1.1 mJ)

checks of the sample environment
required for the upcoming user experiment
  
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