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  masses & isomeres 2025, Page 3 of 17  Not logged in ELOG logo
ID Date Author Category Subjectdown Text Attachments
  321   Tue Apr 8 23:08:15 2025 Sergey Litvinov, Xinliang YanGeneralTuning of the ion optics From roughly 10:45 pm to 11:05 pm,  Sergey
tuned the 
ion optics of the ESR to see if the mass
 IMG_2900.jpeg 
  272   Mon Apr 7 13:18:27 2025 Jelena, GuyGeneralTuningBeam was gone at 13:04 due to fragment tuning.  2025-04-07_13-17-37-105.png2025-04-07_13-17-28-724.png2025-04-07_13-17-58-900.png2025-04-07_13-17-54-807.png 
  23   Tue Apr 1 03:50:12 2025 Shahab, Yue, Carlo, Zac, Esther, MichaelDAQTuners of the both cavities set410 MHz cavity resonance frequency tuned.
motors both on 50 mm
245 MHz cavity resonance frequency tuned.
  
  315   Tue Apr 8 13:46:20 2025 Michael GeneralTrying new Sextupole settings, all data after 13:44 affected     
  6   Mon Mar 31 10:46:43 2025 Ruijiu ChenAnalysisThis program is used to combine spectrum which is recored by RSA into one spectrum.This program is used to combine spectrum of
many injections into one spectrum.
 generate_data_1.sh 
  86   Wed Apr 2 17:46:12 2025 Ruijiu, Wolfram, Xinliang, WangqianAnalysisThe spectrum of 194Pb82+ vs 184Pt78+In summary, the statistical results collected
between 5:00 and 12:00 AM on April 2, 2025.
For each injection, we calculate the frequency
 photo_2025-04-02_17-47-24.jpgplot_fft.cxxScreenshot_2025-04-02_22-00-57_1.png 
  45   Tue Apr 1 16:47:32 2025 Ruijiu, Jan, ShahabAnalysisThe frequency of 194Pb82+ is changed to 408.600 MHz   Screenshot_2025-04-01_16-46-56.pngphoto_2025-04-01_16-54-20.jpg 
  40   Tue Apr 1 14:25:21 2025 ruijiu AnalysisThe frequency of 194Pb82+ has been changed from 408.606MHz to 408.602MHy during last 12 hoursThe following images display the frequency
spectrum at the start of every hour from
3:00 to 14:00.
 12x 
  18   Tue Apr 1 02:03:33 2025 ruijiuAnalysisThe frequency of 194Pb82+ has been changed from 408.522 MHz to 408.637 MHzthis is the new setting after we lost the
old one.
 Screenshot_2025-04-01_02-03-14.png 
  77   Wed Apr 2 11:09:42 2025 Michael, AlexAcceleratorThe beam is back in the ESRWe have the beam again the ESR since around
11:00.
The Schottky spectra look the same as before.
  
  75   Wed Apr 2 10:31:15 2025 Michael, AlexAcceleratorThe beam is back from 10:10     
  68   Wed Apr 2 07:39:41 2025 Michael, AlexGeneralThe beam is back at 07:35    
  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
  
  328   Wed Apr 9 11:09:48 2025 WolframGeneralThanks to everybody for their committment to perform this experiment     
  33   Tue Apr 1 10:03:56 2025 Jelena B, SiddharthGeneralTechnical issue with SIS18 From HKR info: there is a technical issue
with SIS18 and we will have no beam for next
25 minutes. 
 2025-04-01_10-02-16-454_tcl1064.png 
  116   Thu Apr 3 09:43:14 2025 AllAcceleratorStop 194Pb, switch to 208Pb82+The repair of SIS electron cooler power supplies

In the meantime we received a few injections
  
  82   Wed Apr 2 15:07:52 2025 Michael, Alex, MaeveAcceleratorStill not a good beam in the ESRThe (power supply of) SIS kicker magnet has
been repaired and the beam has been restored
from about 14:20.
  
  89   Wed Apr 2 18:22:30 2025 IDGeneralSpill cycle distributionThe spill cycle distributions is absolutely
nuts since beginning of the shift. On the
positive side: we got a lot of spills since
  
  246   Sun Apr 6 20:49:25 2025 Ruijiu ChenAnalysisSpectrum during April 6 20:00- 20:19   photo_2025-04-06_20-50-27.jpgphoto_2025-04-06_20-50-50.jpgphoto_2025-04-06_20-51-02.jpgsummed_spectrum_time_cut.npz 
  78   Wed Apr 2 12:13:57 2025 Michael, AlexAcceleratorSome empty injections triggered while beam patterns are changedOperators seem to play with spill cycles,
we get every 1:1 shot, then 1:10 again. During
this, we noticed a few "empty injections"
  
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