HOME ESR EXPERIMENTS LABS etc
E121 E127 E132 E125 E143 laser_cooling_2021 E142 Ê128 E146 E0052 E0018 E0028 E0038
  Nuclear hyperfine mixing in 229Th89+, Page 7 of 12  Not logged in ELOG logo
ID Datedown Author Category Subject Text Attachments
  117   Wed Apr 6 22:29:55 2022 PatrickAcceleratorECooler voltagesECooler voltages:

[B]06.04:[/B]
  
  116   Wed Apr 6 21:03:25 2022 Ken Ueberholz DetectorsXuv-Detektor, further information Some further information regarding the 
xuv-detector and its components.
 xuv_detektor.pdf 
  115   Wed Apr 6 19:39:08 2022 Ken Ueberholz DetectorsLED installed The UV-LED of Münster was connected over 
channel 8 to the Messhütte. 6V are 
supplied by the power supply (picture 2).
 20220406_193541.jpg20220406_193439.jpg 
  113   Wed Apr 6 18:51:33 2022 Danyal & CarstenAcceleratortarget bumpThis afternoon, we found out that Sergey has
also implemented a "target bump". 
Although we do not use a target, this bump
  
  112   Wed Apr 6 16:01:07 2022 BLAcceleratorESR settings before adjusting laser: 2022-04-06_14-37-30_ESR_EXP22_02_238U92_Brandau_30March22.C1.txt # Version: 1.2
# Comment: ParamModi Export at 2022-04-06T14:37:35.957978+02:00[Europe/Berlin]
# Context: ESR_EXP22_02_238U92_Brandau_30March22.C1
  
  111   Wed Apr 6 15:19:29 2022 Svea, ShahabAccelerator5s delay implemented before injectionOperators have informed us that for better
stability and operation (and cooperation
with HHT), and after discussing with Sergey,
  
  110   Wed Apr 6 14:52:29 2022 RodolfoRunsScraping the ion beamWe are T-scraping the ion beam.    
  108   Wed Apr 6 13:32:57 2022 Max, SebastianDAQLabView Cobra Channel Listchannel 0: linux time (epoch time)
channel 1: ms timer
channel 2: E-Cooler Voltage(Ohmlabs)
  
  107   Wed Apr 6 09:30:53 2022 DanyalAcceleratorESR is blue again - errors are fixedThe ESR is "blue" again. 

The errors (scu related) have been fixed.
  
  106   Wed Apr 6 08:31:54 2022 Danyal & ReginaGeneralESR had some errorsRegina noticed that the ESR was "red" 

This means that there are some errors. 
  
  105   Wed Apr 6 08:06:02 2022 DanyalDAQstopped NTCAP data acquisitionI stopped the NTCAP data acquisition at 8
AM.
  
  104   Tue Apr 5 23:55:11 2022 CarstenRunsLong time measurment with NTCAPSettings:
Center: 2242.5MHz
RefLevel: -25dB
  
  103   Tue Apr 5 23:07:34 2022 CarstenAccelerator229Th89+ identification after re-tuning of the ESRThe ESR was retuned this aftenoon since the
it was unclear if we still sit the 229Th89+
line.
  
  102   Tue Apr 5 20:58:53 2022 WilfriedLaserTrigger for LaserElectronic for the timing of the laser puls
optimized. The problem with the broad photodiode
histograms is solved.
 TriggerForLaser_05-04-2022.PNGTriggerLaser_Cabling.jpg 
  101   Tue Apr 5 20:16:13 2022 RodolfoLaserDiscriminator for HF reference signalFor the laser trigger we need to generate
a few ns NIM-puls from the HF reference signal.
Therefore we (Wilfried, Konstantin and me)
 CFD_für_HFSignal.jpgDisc_HFSignal_05-04-2022.PNG 
  100   Tue Apr 5 15:25:47 2022 Sebastian, Kristian, Pierre-MichelDAQGo4 Conditions for "TDC_stacked_Sig/Ref" histogramFirst version of TDC_stacked histograms implemented.

Under folder "Conditions" you can now integrate
  
  99   Tue Apr 5 14:51:51 2022 KristianDAQdark countsWe shielded the PMTs, i.e., the N2 tube, which
improved the Cu PMT background rate.
  
  98   Tue Apr 5 13:28:06 2022 KristianDAQSpikes in PMT signalOccasionally, we noticed a spike in the PMT
signal. No ions in the ring and at PMT Cu
was not even supplied with HV. Has to be
 spike.png 
  97   Tue Apr 5 13:24:40 2022 KristianDetectorsPMT CuHV cable was in wrong channel in power supply.
Now it is back to the correct position. Checked
connection at the PMT.
  
  96   Tue Apr 5 12:17:12 2022 Ragan, Rui-JiuDAQInstructions to start and stop NTCAPAttached are the instructions to start and
stop data taking using the NTCAP.
 Start_data_taking.pdfStop_data_taking.pdfStart_data_taking.pngStop_data_taking.png 
ELOG V3.1.5-fc6679b