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New entries since:Thu Jan 1 01:00:00 1970
ID Datedown Author Category Subject Text Attachments
  157   Fri Apr 8 09:39:04 2022 RaganRunsNTCAP startedCarrier Frequency: 242.2 M
IQ Rate (S/s): 10 M
Reference level (dBm): -30
  
  156   Fri Apr 8 09:33:52 2022 Dayshift 1 8.4.2022 Reference MeasurementsDAQ1: lxg1297:/data.local2/BeamTimeTh22/
DAQ2: lxg0155:/data.local2/E142/
LMD file name DAQ1:229Thor
  
  155   Fri Apr 8 09:32:32 2022 RaganRunsNTCAP stoppedSince there is no beam, NTCAP is stopped.

Carrier Frequency: 242.2 M
  
  154   Fri Apr 8 09:13:38 2022 Ragan, DanyalAcceleratorNo beamCathode is being changed at the ion source.
So no beam for the moment.
  
  153   Fri Apr 8 08:40:06 2022 SebastianDAQDAQ improvementConcerning ID 146 a new histogram for accumulating
data (no cleaning histograms) can be found
under
  
  152   Fri Apr 8 08:17:52 2022 SebastianLaserLaser Ext Trig is workingWe (Max, Kristian, Danyal, me) fixed the "external
trigger" problem.
 upperDualTimerSettings.JPGlowerDualTimerSettings.JPGLampSyncToQSwitchTrig.JPGTriggerPulseTrain.JPG 
  151   Fri Apr 8 06:53:29 2022 RaganRunsNTCAP data takingNTCAP is taking data since 07.04.2022 23:53:47

Carrier Frequency: 242.2 M
 IMG_0936.jpg 
  150   Fri Apr 8 05:46:35 2022 V. HannenDetectorsHigh background rate in Cu PMT points to light leak in ESR or active pressure gaugeThe background rate of the Cu mirror PMT is
only about 300 cps when the mirror is in
the parking position but ca. 7000 cps when
  
  149   Fri Apr 8 03:54:39 2022 PatrickLaserQ-switch windowThe solution of increasing the Q-switch window
from 2us to 5us described in [I]ID:148[/I]
fulfills its purpose, but the window is unstable.
 2022-04-08_Q-switch_window.jpg 
  148   Fri Apr 8 02:14:05 2022 WilfriedLaserLaser timings adjusted Since we use the middle window as a reference
for the laser pulse timing, the fact that
the window is 2.25 m behind the target has
  
  147   Fri Apr 8 01:48:57 2022 PatrickDAQBugged Trending plots?The wavelengths/frequencies shown in the graph
in the labview window do not match the wavelengths/frequencies
in go4.
 2022-04-08_Cobra_set_wavelength.png 
  146   Fri Apr 8 01:18:51 2022 Ken UeberholzDAQTODO: DAQ improvements For somebody who knows the DAQ1 code: Go4
resets the histograms with each laser step.
Can there be additional histograms where
  
  145   Fri Apr 8 00:06:37 2022 PatrickLaserConnection to the laser pcTo login to the laser pc use the command

xfreerdp -g 1920x1080 -u atplaser atppc023.campus.gsi.de
  
  144   Thu Apr 7 22:18:06 2022 Night shift 7.4-8.4 Next scansDAQ1: lxg1927:/data.local2/BeamTimeTh22/
DAQ2: lxg0155:/data.local2/E142/
LMD file name DAQ1:229Thor
  
  143   Thu Apr 7 19:13:26 2022 Konstantin, PatrickCalibrationHow to find the correct laser positionIn order to achieve the correct laser ion
beam superposition one needs to do the following
steps:
  
  142   Thu Apr 7 16:50:22 2022 KonstantinCalibrationSpacial laser-ion overlapLaser-ion-beam overlap was achieved after
measuring the ion beam positions (compare
[URL=https://elog.gsi.de/esr/E142/83]Entry
  
  141   Thu Apr 7 16:45:10 2022  DetectorsDetector distancesRelativ distances of the detector   20220407_164345.jpg 
  140   Thu Apr 7 15:18:25 2022 Danyal & SebastianDAQDAQ channelsWe checked again the cables for both DAQs

(on Carsten's kind request) 
  
  139   Thu Apr 7 14:13:27 2022 DanyalDetectorsnew PMT southI have replaced the PMT south (looks at the
gas target). 
in the hope that this will produce less dark
  
  138   Thu Apr 7 14:04:36 2022 Paul IndelicatoGeneralno beam until 17:0010:10  There is a problem with the UNILAC.

The repair will take several hours. (4 hrs?)
  
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