| ID | 
Date | 
Author  | 
Group | 
Subject | 
Text | 
  |  
| 
  249  
 | 
12 Jun 2023, 02:01 | 
Ulrike Boesenberg | MID | Shift summary | 
 
 
*Some more tuning of HXRSS and 
focus optimization in the morning. | 
   |  | 
  281  
 | 
30 Jul 2023, 02:02 | 
Ulrike Boesenberg | MID | Shift summary | 9.3 keV, 1-35pulses, stable delivery ~600uJ
 
*General alignment of MID branch to 
the DES | 
   |  | 
  283  
 | 
30 Jul 2023, 23:06 | 
Ulrike Boesenberg | MID | Shift summary | 9 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 Zastrau | HED | Stability Issue | HED would like to report 
that since 2 days the SASE2 beam is instable.
 
The attached movie shows, on the left | 
    |  | 
  67  
 | 
03 Mar 2023, 23:06 | 
Ulf Zastrau | HED | Shift summary | Beam delivery SASE 8,25 keV, 1300 µJ. 
Intensity stable,
 
but beam jittery in horizontal.  | 
   |  | 
  75  
 | 
06 Mar 2023, 06:48 | 
Ulf Zastrau | HED | Shift summary | X-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 Shift | Staff: KK, RB, TG, AS, CK
 
 
X-ray delivery
 
 
 
	9.3 keV, 1-120 pulses,
 
 
 
Optical | 
   |  | 
  103  
 | 
24 Mar 2023, 18:27 | 
Tommaso Mazza | SQS | Stability Issue | the pulse energy in XTD10 is lowered by 
~30% when SASE1 changes photon energy, compare 
att. 1 and 2. | 
     |  | 
  167  
 | 
30 Apr 2023, 09:01 | 
Tommaso Mazza | SQS | Stability Issue | changing SA3 mono from grating to blank 
while having the und to mono synchronization 
running apparently caused the und photon | 
    |  | 
  204  
 | 
14 May 2023, 05:33 | 
Tommaso Mazza | SQS | Issue | SA3 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. | 
    |  | 
  218  
 | 
02 Jun 2023, 06:17 | 
Tommaso Mazza |   | pointing stability | we lost spatial overlap on several instances.
 
 
It seems that this happens when 
SASE2 changes number of pulses. | 
    |  | 
  225  
 | 
05 Jun 2023, 06:45 | 
Tommaso Mazza | SQS | Issue | around 6:15, the lights as the one shown 
in the attachment turned on by themselves 
in the control hutch. after some minutes, | 
    |  | 
  322  
 | 
25 Aug 2023, 07:29 | 
Tommaso Mazza | SQS | Shift summary | problems with machine operation
 
 
very low yield at 1.8keV, took 
~2hrs tuning time to get 600uJ (linear taper) | 
    |  | 
  28  
 | 
12 Feb 2023, 06:53 | 
Tokushi Sato | SPB | Shift summary | X-ray delivery
 
 
 
	9.3 keV, 1-85 pulses, 1 
mJ, stable delivery
 
 
 
Optical | 
   |  | 
  29  
 | 
13 Feb 2023, 07:17 | 
Tokushi Sato | SPB | Shift summary | X-ray delivery
 
 
 
	9.3 keV, 1-85 pulses, 1 
mJ, stable delivery
 
 
 
Optical | 
   |  | 
  59  
 | 
28 Feb 2023, 23:24 | 
Tokushi Sato | SPB | Shift summary | X-ray delivery
 
 
 
	9.3 keV, 1-352 pulses, 
0.8 mJ, stable delivery
 
 
 
Optical | 
   |  | 
  61  
 | 
01 Mar 2023, 23:25 | 
Tokushi Sato | SPB | Shift summary | X-ray delivery
 
 
 
	9.3 keV, 1-352 pulses, 
0.8 mJ, stable delivery
 
 
 
Optical | 
   |  | 
  65  
 | 
02 Mar 2023, 23:13 | 
Tokushi Sato | SPB | Shift summary | X-ray delivery
 
 
 
	9.3 keV, 202 pulses, X-ray 
intensity had slope over train, 30 % difference | 
    |  | 
  69  
 | 
03 Mar 2023, 23:27 | 
Tokushi Sato | SPB | Shift summary | X-ray delivery
 
 
 
	9.3 keV, 202 pulses, 564 
kHz, intensity slope was flat
 
 
 
Optical | 
   |  | 
  71  
 | 
04 Mar 2023, 22:55 | 
Tokushi Sato | SPB | Shift summary | X-ray delivery
 
 
 
	9.3 keV, 202 pulses, 564 
kHz, intensity slope was fine
 
 
 
Optical | 
   |   
 |