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New entries since:Thu Jan 1 01:00:00 1970
ID Date Author Category Subjectdown Year Text Attachments
  87   Fri Mar 20 19:37:43 2020 JanCalibrationXray energies - rough 1. calibration  -- E calibration seems to have changed! ---

This calibration is based on the source data
  
  270   Sun Apr 5 20:34:42 2020 LaszloCalibrationXray energies - 1. calibration 30angle:  E[keV] = 0.0158507 *ch-2.07456
90angle:  E[keV] = 0.01950*ch-2.76
145angle: E[keV] = 0.017988  *ch-1.809
 8x 
  397   Sat May 22 21:33:22 2021 LaszloDetectorsXray detectors are filled at 90 and 352021    
  92   Sat Mar 21 01:25:07 2020 LaszloGeneralVacuum while moving in the detector for fragment measurement Stayed below E-10
Start:2.42E-11
Top after moving: 4.144E-11
 DSSSD_moving_vacuum_change1.JPG 
  91   Fri Mar 20 23:43:26 2020 LaszloGeneralVacuum while moving in the detector at yesterday evening Vacuum before DSSSD movement: 1.5844E-11
Top value after movement: 3.64378E-11
 DSSSD_moving_vacuum_change.JPGIMG_20200320_021131.jpg 
  183   Sun Mar 22 12:01:44 2020 Esther, RaganGeneralVacuum problem with SIS There is some problem with the vacuum in SIS
and thus data recording is stopped.
  
  359   Thu May 20 18:13:55 2021 LaszloGeneralVacuum change while Si movement2021The vacuum remained in the E-10 range after
moving the dsssd. The oscillation in the
vacuum.values are due to the 
 IMG_20210520_174632.jpg 
  25   Wed Oct 23 14:51:43 2019 Jan, LaszloDAQVME modules & main.cfg Here is the current list of VME modules in
our DRASI daq including HW addresses:
 main.cfg 
  574   Thu Jun 24 09:43:01 2021 Jan GloriusDAQUnpacker2021The unpacker used for the production runs
of E127b is located at 
/u/litv-exp/unpacker/unpackexps/e127_TO_2021_with_ECL
  
  292   Wed Apr 28 09:12:47 2021 Jan, YuriDetectorsUI-diagram2021The UI-curve of the detector
U I
10 0.11
 UI_meas_curve.pdf 
  448   Tue May 25 15:56:48 2021 Robert/ShahabAcceleratorTrafo2021Trafo was set to 0   
  358   Thu May 20 18:11:24 2021 LaszloGeneralTouching the beam with Dsssd - current change2021   IMG_20210520_180857.jpg 
  16   Mon Jul 8 14:57:07 2019 Yuanming XingDetectorsThe measurement of the tilting angle As shown in the figure, the detector is tilted
by a certain angle which is about 45 degree.
 TiltingAngle.png 
  284   Fri Oct 23 12:58:12 2020 JanDetectorsTest of 2nd DSSSD (gen2)2021This is the documentation of the source tests
with the 2nd micron DSSSD of 2nd generation
(label 3288-17, thickness 529um)
 Si2_run001.jpgSi2_run002.jpg 
  285   Fri Nov 20 15:53:37 2020 JanAnalysisTest of 2nd DSSSD (gen2)2021Here is the analysis of the test runs with
the 2nd DSSD (gen2) using the quick_si_plots.c
script attached.
 quick_si_plots.ce127.hSi2_run001.ana.rootSi2_run002.ana.root 
  571   Wed Jun 2 09:14:04 2021 JanGeneralTelegram Chat Export2021Attached is the exported Telegram chat.
There is the simple PDF and the zip-file
containing the chat in json-format as well
 E127_TelegramChat.pdfE127_TelegramChat_json.zip 
  159   Sun Mar 22 01:36:14 2020 Pierre-MichelAnalysisTarget overlap Here are the data file for the rates of the
recoil detector for different values of the
target bump. The average rate over background
 10x 
  89   Fri Mar 20 22:51:36 2020 LaszloGeneralTarget on signal change From the previous settings:
JetOn
  mashine number 11
 IMG_20200320_223918.jpgIMG_20200320_224306.jpgIMG_20200320_224614.jpg 
  115   Sat Mar 21 10:20:27 2020 Ragan, AlexGeneralTarget LN2 The LN2 Dewar on the ESR roof has been refilled.   
  67   Fri Mar 20 01:11:58 2020 LaszloGeneralTarget - beam jntersection We have managed to find the target position
with the beam by looking at the xray spectra.
The trick was that at 10mev we 
 IMG_20200320_011008.jpg 
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