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  OPERATION-2023 logbook, Contact: F.Wolff-Fabris, A.Galler, L.Samoylova, H.Sinn, Page 23 of 24  Not logged in ELOG logo
New entries since:Thu Jan 1 01:00:00 1970
ID Date Author Groupdown Subject Text Attachments
  27   12 Feb 2023, 01:56 Jörg Hallmann Shift summary Feb 11thintense data taking on various samples

2 main issues:

- data collection using the optimize
  
  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
  
  49   21 Feb 2023, 23:07 Jan-Etienne Pudell shift summary- Tunnel + experimental hutch alignment
(Mirrors, CRL1 and CRL2)

- Aligned main devices: Optics
  
  50   21 Feb 2023, 23:31 Thomas Baumann SASE1 changing photon energy changes the 2-color setup in SASE3We were set-up for 5.7 keV photon energy
in SASE1. We made a test with BKR to change
this energy to 9.3 keV. This had an effect
 Screenshot_from_2023-02-21_23-28-02_1.pngScreenshot_from_2023-02-21_23-35-20.png 
  52   23 Feb 2023, 01:51 Jan-Etienne Pudell shift summaryAfter realignement of M1 and M2 we could
solve the problem of the elogated beamprofile.
Different lens setting were prealignd for
  
  53   24 Feb 2023, 00:55 Jan-Etienne Pudell shift summaryWe tested pulse on demand scans with
scantool and confirmed that there is only
one shot per scan point. This was used to
  
  55   24 Feb 2023, 22:57 Alexey Zozulya Shift summary- Measured the speckle patterns using EPIX
detector to estimate the beamsize focused
down by 1D lens (Row 13).
  
  81   15 Mar 2023, 01:50 Johannes Moeller shift summary
HXRSS delivery, 600 - 700 uJ, 1
bunch, 8.991 keV. Pedestal visibly in HIREX,
not checked with MID spectrometer yet.
beamline
  
  84   16 Mar 2023, 01:35 Johannes Moeller End of shiftStable HXRSS delivery with >800 uJ,
1 bunch, 8.99 keV.

Re- Alignment of X-ray beam performed.
 Screenshot_from_2023-03-16_02-09-46.png 
  87   18 Mar 2023, 01:45 Johannes Moeller shift summary
stable HXRSS delivery at 8.99 keV,
1 bunch. XGM intensity during the day decreased
from 750 uJ to 600 uJ.
Vacuum
  
  88   19 Mar 2023, 02:01 Johannes Moeller shift summary
upper and lower branch of SDL aligned

beamsizes
and angular mismatch characterized


vacuum
leak of flight path fixed
side
 Screenshot_from_2023-03-19_02-11-16.png 
  93   21 Mar 2023, 19:35 Terry Mullins Finding t0 with the PAMAfter setting timing witht he diode, we
look at the PAM spectrometer and scan the
laser timing a bit.  We found a clear
 7x 
  124   04 Apr 2023, 11:18 Johan Bielecki XTD2 Si500 attenuator brokenAttachment 1: Beam in SPB hutch with Si500

Attachment 2: Beam without Si500
 Screenshot_from_2023-04-04_11-17-46.pngScreenshot_from_2023-04-04_11-18-04.png 
  140   19 Apr 2023, 02:14 Wonhyuk Jo Shift summary Achieved


Brought the X-ray to the
end of the beamline. 
Aligned
  
  145   20 Apr 2023, 02:26 Wonhyuk Jo Shift summaryAchieved


Brought the 800 nm of optical
pump laser to the hutch after the intervention. 
Found
  
  147   21 Apr 2023, 02:10 Wonhyuk Jo Shift summaryShift Summary


Collected optical laser-induced
dynamics in HfN and STO/SRO samples.
Jungfrau
  
  154   24 Apr 2023, 02:45 Ulrike Boesenberg shift summary


Beam came back quickly
after cryo-incident with ok seeding performance
  
  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 
  251   13 Jun 2023, 06:49 Abhisakh Sarma Taking the beam BKR changed the beam energy from 15 keV
to 12.4 keV

Energy 12.4 keV
 Screenshot_from_2023-06-13_06-57-01.png 
  252   13 Jun 2023, 11:23 Raúl Villanueva-Guerrero Vacuum Leak in SA2-XTD1 Solid Attenuator - [SOLVED] - Closing report Dear all,

the closing report on this issue
can be found in the following Alfresco
  
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