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  nuclear two-photon decay 2024, Page 1 of 6  Not logged in ELOG logo
ID Date Author Category Subjectdown Text Attachments
  99   Sun May 19 11:02:49 2024 Xu Zhou, Yuhu Zhang, KanikaAcceleratorthe beam is pausedThe beam is paused and HHT team needs to enter
the ring.
  
  82   Fri May 17 23:14:51 2024 Yoshi, OhnishiGeneralshift startedJust test  2024-05-17_23-15-51-921_tcl1064.png2024-05-17_23-18-18-714.png 
  98   Sat May 18 16:45:15 2024 Helmut, YuryAcceleratorsetting for 96Sr (98Y)To have a few more lines the setting actually
is not on 96Sr directly, but on 98Y39+.
98Y is also the one set to be isochronous.
 TEline-ESR-100Mo_98Y.lpp2024-05-18_17-03-55_ESR_ISO_13May24_98Y.C1.txt2024-05-18_17-05-31_SIS18_FAST_ESR_100Mo_13May24_98Y.C1.txt 
  33   Wed May 15 19:20:32 2024 Helmut WeickAcceleratorscraper settingAfter the orbit correction on the target straight
section the scrapers work better.
One pair of scrapers works best:
 IMG_20240515_193017_HDR.jpgIMG_20240515_192644.jpgIMG_20240515_182802.jpg 
  90   Sat May 18 02:22:30 2024 Helmut WeickAcceleratorpaper log book pages 17.05.2024until we lost the beam in the night.  IMG_20240518_021647.jpgIMG_20240518_021654.jpgIMG_20240518_032227.jpg 
  12   Tue May 14 23:40:03 2024 Helmut, Sergey, YuryAcceleratorpaper log booktwo pages of log book on paper for teh first
setup,
injection into ESR and tuning primary beam
 IMG_20240514_233830.jpgIMG_20240514_233820.jpg 
  26   Wed May 15 12:58:12 2024 Beatriz, Min, ShahabRunsoptimizing the mass resolutionYuri and Sergey still optimizing the mass
resolution.
  
  2   Mon May 6 12:16:09 2024 Ruijiu ChenDAQntcap scaler   ScalerSignalMap20240515.pdf 
  73   Fri May 17 17:50:49 2024 Jelena B, Zsolt P., ShahabDAQnew trigger eventsFrom 17:49 we have super short trigger. -
see attached setting! 
 new_style_trigger.png 
  59   Thu May 16 18:55:38 2024 Ide, HubbardGeneralnew timing cyclenew timing cycle of 6.7s   
  52   Thu May 16 15:24:30 2024 Ide, HubbardAcceleratornew Plunger settingplunger motors were set

to +/-390 mm for 245 MHz resonator
  
  11   Tue May 14 23:22:55 2024 Helmut WeickAcceleratorisochronicity curvesSergey started with a setting with quadrupoles
already changed like in 2021.
Ths was used for the first isochronicity
 isoc_curves_14052024.PNGisoc_curves_14052024.xlsx 
  10   Tue May 14 22:13:38 2024 David, Ruijiu, David, AsahiDAQdoing some test runs without accelerator triggerempty shots for test.   
  102   Sun May 19 14:17:57 2024 Shahab, Kanika,hongfu li,xing xuDAQcenter frequency change for 96Sraiming for 96-Sr:

  
  72   Fri May 17 17:09:26 2024 Helmut, YuryAcceleratorapprox. 96Sr setting (98Zr39+)Only 96Sr would yield very few line with only
ions from time to time.
So we went a bit lower in Brho 7.69 Tm ->
 TEline-ESR-100Mo_98Mo39.lpp 
  Draft   Fri May 17 17:03:39 2024 Helmut, YuryAcceleratorapprox. 96Sr settingOnly 96Sr would yield very few line with only
ions from tiem to time.
So we went a bit lower in Brho 7.69 Tm ->
  
  51   Thu May 16 14:52:45 2024 ShahabDAQZr recordingRecording Zr starting from 14:45 again back
to short cycle.
  
  28   Wed May 15 16:55:10 2024 Jeroen, JohanGeneralTuning ESR scraper. Isomer resolved.4:50 Scraper tuned to produce Gaussian beam
profile for 98Mo. Isomer now clearly resolved.
  
  Draft   Thu May 16 12:48:58 2024 SergeyAcceleratorTune to 98Zr- stop longer measurements
- change quadrupole and sextupole magnets
- rescale SIS-TE-ESR
  
  86   Sat May 18 00:37:21 2024 Helmut, Wolfram, Shahab, David, XinliangRunsTrying to get back to Zr setting    
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