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  Laser Cooling Experiment 2021, Page 2 of 5  Not logged in ELOG logo
New entries since:Thu Jan 1 01:00:00 1970
ID Datedown Author Category Subject Text Attachments
  65   Sat May 15 09:50:31 2021 TeamRunsLaser cooling of.... H=2
H=7
H=10
  
  64   Sat May 15 09:23:52 2021 SebastianAcceleratorEkühlerTab "Kühler Elektronenstrahl"
An Gerät schicken
  
  63   Sat May 15 09:22:41 2021 Sebastian AcceleratorEkühler Settings für Ekühler an und aus in SC4 und

5
 IMG-20210515-WA0000.jpgB5FE1031-7FFD-44D3-92B0-75E0784718D9.jpeg 
  62   Sat May 15 06:51:16 2021 Night Shift Sebastian/Max/NoahGeneralDifferent LaserscantypesWe use different scan types (manual scan)
or constant laser wavelengths to check the
effects of laser cooling in the Schottky
  
  61   Sat May 15 03:39:16 2021 TeamGeneralactual revolution frequencyfrev = 1,2912735 MHz   
  60   Fri May 14 22:20:37 2021 TeamAcceleratorESR Closed - BEAM #ON!    
  59   Fri May 14 22:04:25 2021 TeamAcceleratorESR OPEN ; NO BEAM -> Reset cooling devicewe had to open the ESR to reset a cooling
device
  
  58   Fri May 14 21:43:40 2021 SebastianGeneral"problems accelerator"There are cooling problems of some accelerator
devices
short break, hopefully :)
  
  57   Fri May 14 16:37:01 2021 BenediktGeneralStatus updateRight now, we have to adjust the ion beam
a bit to overlap better with the laser beam.
We keep the laser wavelength at resonance
  
  56   Fri May 14 11:01:33 2021 BenediktCalibrationLaser Beam adjustedThe laser beam was adjusted in his position
to overlap better with the ions.
  
  55   Fri May 14 09:40:04 2021 NightshiftRunsEcooling vs laser wavelength shift, coasting beam, laser stronger than EcoolingLast three pictures where taken after 
first laser ion beam overlap adjustments
 IMG-20210514-WA0017.jpg 
  54   Fri May 14 09:38:43 2021 NightshiftRunsCoasting beam, ecooler on, scanning laser   IMG-20210514-WA0019.jpg 
  53   Fri May 14 09:38:04 2021 NightshiftRunsCoasting beam, scanning laser, ecooler on   IMG-20210514-WA0018.jpg 
  Draft   Fri May 14 09:35:20 2021 NightshiftRunsCoasting beam, scanning laser, ecooler on   IMG-20210514-WA0018.jpg 
  51   Fri May 14 09:00:55 2021 SebastianGeneralUNILAC Problems~30 min downtime

--> LASER ADJUSTEMENTS!
  
  50   Fri May 14 08:55:53 2021 SebastianGeneralToDO 14.5 ...so far1.) ion lasser overlap and scraper test

2.) change bunching frequency to middle of
  
  Draft   Fri May 14 07:33:42 2021 Team #NightGeneralecooler central frequency shifted relative to bunch central frequency    
  48   Fri May 14 07:20:18 2021 Team #NightGeneralactual bunching frequency25,82556 MHz
h = 20
  
  47   Fri May 14 06:35:55 2021 Team #NightGeneralAdjustment of Laserwe increased the height of the laser beam

TEM Settings
  
  46   Fri May 14 06:34:45 2021 Team #NightAnalysisDSG821 IP140.181.104.108   
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