| ID | 
Date | 
Author | 
Category | 
Subject | 
Text | 
  | 
| 
  58  
 | 
Thu Jun 13 10:06:35 2024 | 
Constantine, Peter, Lukas, Jonas, Dounia, Carsten | Accelerator | Suspected Beam Troubles (is it really 229-Thorium?) | From experience, the lifetime of the beam 
in the storage ring should be on the order 
of magnitude of hours, however, we observer | 
   | 
| 
  57  
 | 
Thu Jun 13 02:05:04 2024 | 
Carsten | Accelerator | Short Lifetime at 100 mA | Lifetime still is short | 
    | 
| 
  55  
 | 
Wed Jun 12 22:48:55 2024 | 
Carsten |   | Beam Halo | The seamingly short live time reported in 
[URL=https://elog.gsi.de/esr/E0052/53]entry 
53[/URL] is due to a halo from a different | 
   | 
| 
  54  
 | 
Wed Jun 12 21:21:15 2024 | 
Yuri | Detectors | NTCap started | Fcenter - 244.6 MHz
 
BW - 10 MHz | 
   | 
| 
  53  
 | 
Wed Jun 12 18:48:43 2024 | 
Afternoon shift | Runs | First laser scans | [TABLE border="1"]
 
Time | Part. Det. Int | ESR-intensity| cooler-HV 
| LMD-DAQ1 Files | LMD-DAQ2 Files | scan | 
    | 
| 
  51  
 | 
Wed Jun 12 17:12:13 2024 | 
Julian, Danyal, Rodolfo | Laser | Timing für 229Th89+ | We did the timing Ion-Beam Laser-beam time 
overlap. 
 
 | 
    | 
| 
  49  
 | 
Wed Jun 12 12:12:44 2024 | 
Konstantin Mohr, Julien Spahn, Jonas Koedel, Bernhard Maass | Accelerator | First Scraper Scan | Thorium is in the ESR, we have time to check 
the beam position with the scrapers.
 
Beam Intensity in the ring 6E-5
 | 
    | 
| 
  48  
 | 
Wed Jun 12 09:43:57 2024 | 
Carsten | Accelerator | Stopped NTCAP at 9:43 | Setup at ESR is carried on - stopped the long-time 
NTCAP run from overnight, | 
   | 
| 
  47  
 | 
Wed Jun 12 09:17:43 2024 | 
Carsten |   | Tests of background with ionization pumps on (from monday) | On monday the ionization pumps were switch 
on to test the background, and if it is possible 
to run with the pumps switched on.
 | 
       | 
| 
  46  
 | 
Wed Jun 12 01:51:51 2024 | 
RuiJiu, David | Analysis | ID | The preliminary identification has been thoroughly 
checked using the RionID software. We have 
confirmed that the identification is accurate.
 | 
       | 
| 
  45  
 | 
Tue Jun 11 23:46:06 2024 | 
Carsten )))) | Accelerator | ID | ----
 
The frequency of the primary beam 238U82+ 
at the injection:
 | 
   | 
| 
  44  
 | 
Tue Jun 11 22:59:06 2024 | 
Carsten | Accelerator | Identification / NTCAP started | ESR is set-up in most parts.We are trying 
to identify our 229Th89+. It is more cumbersome 
then exspected because of the thick target | 
   | 
| 
  43  
 | 
Tue Jun 11 21:38:35 2024 | 
Julian, Imke, Rodolfo | Laser | Wavemeter HeNe long time stability | The HeNe was running over night and the measured 
laser frequency of the wavemeter was logged, 
see picture.
 | 
    | 
| 
  42  
 | 
Tue Jun 11 21:23:11 2024 | 
Julian, Imke | General | How to read out voltage | 1.) If not already opened, open the Medusa 
Laser Control software, see picture:
 
2.) In the "view" submenu, choose "proteus | 
      | 
| 
  41  
 | 
Tue Jun 11 09:17:46 2024 | 
Julien, Konstantin, Lukas | DAQ | Important commands (DAQ1) | To connect to the DAQ1 pc, open a terminal 
and type:
 
 ssh atplaser@r4l-41
 | 
        | 
| 
  40  
 | 
Mon Jun 10 11:59:12 2024 | 
Ruijiu Chen | Analysis | The ion identification of spectrum recorded on 2022 | The simulated frequency is given in simulation_result.out. 
The yield is calculated by LISE file. The 
LISE file is attached here also. | 
      | 
| 
  39  
 | 
Mon Jun 10 09:17:38 2024 | 
Carsten | DAQ | Updated Channel List |   | 
     | 
| 
  38  
 | 
Mon Jun 10 08:57:35 2024 | 
Carsten/Konstantin | DAQ | Further Tests from Sunday 2024-06-09 - new voltages and tresholds for PMTs - testdata in files | Voltages and thresholds increased for PMT 
Middle and North (in order to account for 
the ADC measurement in DAQ2
 | 
   | 
| 
  37  
 | 
Sun Jun  9 10:20:38 2024 | 
Carsten/Danyal | Detectors | Recap from yesterdays work  with test beam (Detectors / beam /DAQ) | In the ESR we had thw whole day (saturday) 
a 400MeV/u bunched 238U92+ test beam (about 
2 MHz). The RF signal is cabled as input | 
   | 
| 
  36  
 | 
Sun Jun  9 10:08:24 2024 | 
Carsten/Danyal | Detectors | Particle detectors - Recap of yesterdays work | [B]South (behind cooler) - "SA_SZ" - DD2...[/B]
 
We have put the particle detecotr North to 
the poistion behind the cooler (north) to | 
   |