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  Nuclear hyperfine mixing in 229Th89+ 2024, Page 3 of 4  Not logged in ELOG logo
ID Date Author Category Subjectdown Text Attachments
  65   Thu Jun 13 14:35:27 2024 Ruijiu Chen, DavidAnalysisLifetime of beam during June 13 7:00~9:00   Lifetime_of_beam4.pdf 
  64   Thu Jun 13 14:20:36 2024 Ruijiu Chen, DavidAnalysisLifetime of beam during June 13 4:30:7:00   Lifetime_of_beam3.pdf 
  63   Thu Jun 13 13:29:47 2024 Ruijiu Chen, DavidAnalysisLifetime of beam during June 12 22:00- June 13 0:00   Lifetime_of_beam2.pdf 
  16   Mon Jun 3 19:42:06 2024 RodolfoLaserLaser-beam through E-CoolerUV-laser beam is now going through the Electron-Cooler.

 LaserBeam-at-Screen_ESR-NO_08-06-2024.JPG 
  5   Wed May 29 09:49:30 2024 RodolfoLaserLaser-beam profileUsing a telescope (Plan-concave lens -500
mm and Plan-convex lens +1000 mm) after the
pulsed-dye laser system we got the following
 Laserstrahl-at-EKühler_2024-05-03_#014.jpgLaserstrahl-at-EKühler_2024-05-03_Photo.jpg 
  70   Thu Jun 13 18:38:24 2024 Rodolfo Sanchez, Julian Palmes, Sebastian KlammesLaserLaser Dye change - new MRC settings - scraper checks of laser beamWe changed the dye at ~3pm.

After some fine adjustements of the laser
 MRC-settings-13-06-2024-after-dye-change-at-3pm.JPG 
  41   Tue Jun 11 09:17:46 2024 Julien, Konstantin, LukasDAQImportant commands (DAQ1)To connect to the DAQ1 pc, open a terminal
and type:
 ssh atplaser@r4l-41
 SSH_Connection.pngMBS_Start.pngDAQ1_startup.pngRates.pngBildschirmfoto_2024-06-11_10-01-38.png 
  44   Tue Jun 11 22:59:06 2024 CarstenAcceleratorIdentification / NTCAP startedESR is set-up in most parts.We are trying
to identify our 229Th89+. It is more cumbersome
then exspected because of the thick target
  
  45   Tue Jun 11 23:46:06 2024 Carsten ))))AcceleratorID----
The frequency of the primary beam 238U82+
at the injection:
  
  46   Wed Jun 12 01:51:51 2024 RuiJiu, DavidAnalysisIDThe preliminary identification has been thoroughly
checked using the RionID software. We have
confirmed that the identification is accurate.
 E142_TEline-ESR_229Th.lppsimulation_result.out229Th89_124h.png229Th89_125h.png 
  42   Tue Jun 11 21:23:11 2024 Julian, ImkeGeneralHow to read out voltage1.) If not already opened, open the Medusa
Laser Control software, see picture:
2.) In the "view" submenu, choose "proteus
 medusa1.JPGmedusa3.pngmedusa4.png 
  2   Tue Apr 16 16:28:21 2024 DanyalGeneralGreatThanks Jan!   
  11   Sat Jun 1 18:55:18 2024 CarstenAnalysisGo4 Analysis Version for DAQ1 (atplaser)Small enhancements and minor corrections /
bug fixes are made to the original version
of the online GO$ for DAQ1.
  
  6   Wed May 29 10:54:21 2024 Shahab, JanGeneralGas Target Events with new timing systemUsing the new timing system, it is possible
to grab any events as pulses, but also as
long inter event gates under GENESYS. Many
 2024-05-29_11-07-40-259.pngIMG_0465.JPGIMG_0466.JPGIMG_0467.JPG 
  78   Sat Jun 15 03:46:34 2024 Night shiftAcceleratorGSI downAll quadrupole and dipole magnets at SIS and
ESR are out of order. Repairs can be expected
earliest tomorrow evening. No shifts will
  
  1   Tue Apr 16 14:42:37 2024 JanGeneralG-PAC Proposal   G-22-00052.pdf 
  38   Mon Jun 10 08:57:35 2024 Carsten/KonstantinDAQFurther Tests from Sunday 2024-06-09 - new voltages and tresholds for PMTs - testdata in filesVoltages and thresholds increased for PMT
Middle and North (in order to account for
the ADC measurement in DAQ2
  
  53   Wed Jun 12 18:48:43 2024 Afternoon shiftRunsFirst laser scans[TABLE border="1"]
Time | Part. Det. Int | ESR-intensity| cooler-HV
| LMD-DAQ1 Files | LMD-DAQ2 Files | scan
 2024_06_12_229Th_Lifetime_at_190MeV.png 
  49   Wed Jun 12 12:12:44 2024 Konstantin Mohr, Julien Spahn, Jonas Koedel, Bernhard MaassAcceleratorFirst Scraper ScanThorium is in the ESR, we have time to check
the beam position with the scrapers.
Beam Intensity in the ring 6E-5
 SpatialBeamOverlap.png 
  26   Thu Jun 6 19:42:20 2024 CarstenDetectorsExchange of amplifer channels / cables channels / HV voltage cables for PMT southIn order to check if the problem of regular
burst of pulses on the PMT south is related
to amplfier channels and or the HV cable,
  
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