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  masses & isomeres 2025, Page 2 of 17  Not logged in ELOG logo
ID Date Author Categorydown Subject Text Attachments
  36   Tue Apr 1 12:58:27 2025 Jelena B, SiddharthGeneralLassie   2025-04-01_12-57-50-275_tcl1064.png 
  37   Tue Apr 1 14:02:23 2025 Jelena B, SiddharthGeneralLassie   2025-04-01_14-01-37-464_tcl1064.png 
  39   Tue Apr 1 14:23:01 2025 JGGeneralPleiades pocket position testsWe started playing with the detector pockets
of the pleiades arrays at 14:23 01.04.2025.
  
  41   Tue Apr 1 14:54:24 2025 allGeneralNo SIS beam since 14:35    
  44   Tue Apr 1 16:44:32 2025 Jeroen, EstherGeneralNo SIS beam since 14:35Beam resumed at 16:40.   2025-04-01_16-47-13-677_tcl1146.png2025-04-01_16-47-10-870_tcl1146.tdf 
  54   Tue Apr 1 22:53:59 2025 EstherGeneralLassie exports   2025-04-01_22-53-17-548_tcl1146.png2025-04-01_22-53-21-680_tcl1146.tdf 
  56   Tue Apr 1 23:23:18 2025 C GriffinGeneralPLEIADES removedLeakage currents were steadily increasing
in the PLEIADES detectors so we decided to
stop taking data, move both the detectors
  
  60   Wed Apr 2 01:46:52 2025 Chris, Carlo, ZacGeneralBeam lossHKR just called to say a power supply to the
SIS18 extraction kicker has failed.
The service person has been called and is
  
  63   Wed Apr 2 04:59:50 2025 Zac, Chris, CarloGeneralReceiving injections but not seeing anything on RSAsStarting at around 04:09 we don't see anything
on RSAs. RSAs are still triggering and writing
files, but only see noise. Lassie indicates
 2025-04-02_05-18-32-212_tcl1146.png2025-04-02_05-21-50-973_tcl1146.png 
  64   Wed Apr 2 05:48:31 2025 Chris, Carlo, ZacGeneralBeam returnedBeam was returned to the ESR at 05:11.

HKR said there had been some problem with
  
  66   Wed Apr 2 07:25:15 2025 Carlo, Chris, Alex, Michael GeneralBeam back07:20  we have beam back.   
  67   Wed Apr 2 07:33:59 2025 Michael, AlexGeneralBeam gone again7:29, beam gone again, operators say they
need another 5 minutes.
  
  68   Wed Apr 2 07:39:41 2025 Michael, AlexGeneralThe beam is back at 07:35    
  69   Wed Apr 2 07:41:10 2025 Michael, AlexGeneralFrequency shift in SchottkyAfter the beam  was restored at 07:25, we
think that the frequency peak in the 244
MHz RSA2 has jumped again (closer to the
  
  70   Wed Apr 2 08:04:47 2025 Michael, AlexGeneralNo beam The SIS kicker has failed again at 08:01.
Since this has happened already few times,
the experts from the on-call duty service
  
  71   Wed Apr 2 08:47:27 2025 Michael, AlexGeneralThe beam is backThe beam is back. But, the experts have found
a problem with one of the modules of the
SIS kicker magnet. And, currently they have
  
  72   Wed Apr 2 09:28:59 2025 Michael, AlexGeneralEmpty injections in the ESRSince the FRS started to take the beam again,
the ESR gets 1/10 shots from SIS. But, the
ESR seems to request about twice more frequently
  
  83   Wed Apr 2 15:46:24 2025 ID, HA,MWGeneralBeam back in ESR, beam is back, we started DAQ again. All files
created after 15:45 should be good from now
on.
 20250402_154135.jpg 
  85   Wed Apr 2 17:06:45 2025 ID, HA et alGeneralLassie screenshots   2025-04-02_17-09-17-201.png 
  87   Wed Apr 2 18:13:20 2025 ID, HAGeneralRSA spectra   IMG_0087.jpeg 
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