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  OPERATION-2023 logbook, Contact: F.Wolff-Fabris, A.Galler, L.Samoylova, H.Sinn, Page 20 of 24  Not logged in ELOG logo
ID Date Author Group Subject Text Attachments
  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 
  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
  
  86   17 Mar 2023, 23:43 Robert, Zhong, ManuelSCSLate shift summary 17.03.2023Activities:


continued tr-RIXS scans
tried
to find ways to mitigate the energy drifts
  
  85   17 Mar 2023, 01:48 Johannes MoellerMIDShift summaryThe intensity of the Seeding decreesed
from 850 uJ to 550 uJ during the time between
20:00 and 02:00.
 Screenshot_from_2023-03-17_01-44-53.png 
  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 
  83   16 Mar 2023, 00:26 Robert, ManuelSCSShift summary, late 2023.03.15Activities:


Found coarse and fine timing
between FEL and PPL at 266nm
Set
  
  82   15 Mar 2023, 17:01 Benjamin, Nahid, Raphael, Philippe, Victoria, TimoSCSmorning shift summaryAchievements


Found RIXS signal from
liquid jet
Measured static RIXS
  
  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
  
  80   14 Mar 2023, 20:26 Harald SinnPRCIssueSCS could only use two pulses, because
the SXP imager was still in the beam and
SXP shutter open. 
  
  79   14 Mar 2023, 14:40 Harald SinnPRCIssueIn order to optimise the performance of
SASE2 self seeding, a stronger compression
setting is required. 
  
  78   14 Mar 2023, 10:56 Harald SinnPRCIssueThe longitudinal feedback on SA1/3 was
swicthed off by mistake over night. When
it will be switched on, the beam may wiggle
  
  77   11 Mar 2023, 12:46 Frederik Wolff-FabrisPRCSA2 statusThe SA2 XTD1 XGM is current offline since
Saturday morning.

Yesterday, Friday, it already started
  
  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 /
  
  76   06 Mar 2023, 06:20 Teguh, LuigiSCSNight shift summary 05.01.2023Achievements:

1. Continued measuring time-resolved
and static RIXS on water (run table in elog
  
  74   05 Mar 2023, 23:13 Juncheng ESPBShift summaryX-ray delivery


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


Optical
  
  73   05 Mar 2023, 23:04 Sergii, AndreasSCSLate shift summary 05.03.2023Achievments

-RIXS scans at different delay
times and x-ray energies
  
  72   04 Mar 2023, 23:04 Sergii, AndreasSCSlate shift summaryAchievements:

- we replaced broken SMA cable,
and added an angle-connector at sample holder
  
  71   04 Mar 2023, 22:55 Tokushi SatoSPBShift summaryX-ray delivery


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


Optical
  
  70   04 Mar 2023, 07:00 Teguh, LuigiSCSNight Shift Summary on 04.03.2023Achievements:

- Improved the vacuum of the chamber
slightly
  
  69   03 Mar 2023, 23:27 Tokushi SatoSPBShift summaryX-ray delivery


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


Optical
  
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