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  Testbeam at DESY in July 2025, Page 17 of 18  Not logged in ELOG logo
ID Date Author Subject Run Number DUT Biasing Beam Energy thr HV scan-val Data t-Startdown t-Stop Duration_min Text Attachments
  98   Wed Jul 2 13:01:14 2025 tb-crewdry bias scan W3-2 5E14Backside4.20.99-275 Unknown   still waiting for beam   
  107   Wed Jul 2 15:23:01 2025 tb-crew bias scan W3-2 5E14Backside4.20.99-150 Unknown   ROI was off half a chip   
  111   Wed Jul 2 15:36:39 2025 tb-crew bias scan W3-2 5E14Backside4.20.99-0 Unknown   rerun bias scan with proper ROI   
  117   Wed Jul 2 16:32:56 2025 tb-crew bias scan W3-2 5E14Backside4.20.99-125 Good   conf_reg_ts_ctrl was set to 0 so far...
ts_mode = TLU has to be used for proper effi
in this bias scan
  
  123   Wed Jul 2 17:19:39 2025 tb-crew bias scan W3-2 5E14Backside4.2   Good   continue at 225V   
  129   Wed Jul 2 18:18:28 2025 tb-crew bias scan W3-2 5E14Backside4.20.99-325 Good   going to Grilly Idol   
  140   Wed Jul 2 22:48:44 2025 tb-crew bias scan W8-2 1E15Topside4.20.93-50 Good   changed DUT   
  143   Wed Jul 2 23:05:09 2025 tb-crew bias scan W8-2 1E15Topside4.20.94-0 Good   increasing N2 flow due to high humidity in
our setup (Hamburg is humid these days)
  
  173   Thu Jul 3 09:00:04 2025 tb-crew thr scan W8-2 1E15Topside4.21-400 Good   Telepix not sending triggers   
  175   Thu Jul 3 09:00:53 2025 tb-crew thr scan W8-2 1E15Topside4.21-400 Good   From run 156 on no trigger -> no telescope   
  176   Thu Jul 3 09:06:09 2025 tb-crew thr scan W8-2 1E15Topside4.20.94-400 Good   continuing from thr = 0.99V again   
  178   Thu Jul 3 09:10:55 2025 tb-crew thr scan W8-2 1E15Topside4.20.99-400 Good   no proper beam atm   
  192   Thu Jul 3 14:46:26 2025 tb-crew thr scan W3-8 5E15Topside4.20.95-50 Good   changed DUT   
  194   Thu Jul 3 14:57:35 2025 tb-crewbias scan W3-8 5E15Topside4.20.95-25 Good   chip seems noisy, no good Correlations   
  196   Thu Jul 3 14:59:49 2025 tb-crewbias scan W3-8 5E15Topside4.20.95-25 Good   changed thr to reduce noise   
  198   Thu Jul 3 15:03:03 2025 tb-crewbias scan W3-8 5E15Topside4.20.96-25 Good   changed scan time to 5 min   
  203   Thu Jul 3 15:29:45 2025 tb-crewbias scan W3-8 5E15Topside4.20.96-200 Good   increased compliance to 200uA   
  205   Thu Jul 3 15:32:40 2025 tb-crewbias scan W3-8 5E15Topside4.20.96-400 Good   restart from -200V   
  211   Thu Jul 3 15:58:34 2025 tb-crewbias scan W3-8 5E15Topside4.20.96-400 Good   hit compliance at 400V   
  214   Thu Jul 3 16:11:34 2025 tb-crewbias scan W3-8 5E15Topside4.20.96-350 Good   can't set compliance to values > 200uA via
producer, trying manually now
  
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