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  Bound beta decay experiment on Tl-205, Page 4 of 9  Not logged in ELOG logo
ID Date Author Category Subjectup Text Attachments
  9   Tue May 28 08:36:14 2019 JanDAQMBS start & RFIO serverYou need a DAQ-PC and the RIO crate computer.
All of the DAQ proceedures laid out here
are operated from inside the DAQ screen session.
  
  28   Sat Mar 28 04:50:34 2020 RaganDetectorsMWPCAlex and Pierre-Michel applied 1500 V to the
anode and adjusted the threshold in Messhute.
x1 signal was small & noisy and rest of the
 4475A53F-48AB-430E-8A22-7D92E5FEACBF.jpeg 
  61   Sun Mar 29 21:55:47 2020 RaganGeneralMWPCAlex goes to Messhute to check the signals
from MPWC. After he completes, we start with
the measurements with the primary beam )
 Comparison.png 
  42   Sat Mar 28 16:29:27 2020 Ragan, RuiJiu, EstherGeneralMalfunction of several ESR machinesThe HKR crew informs us that several machines
in ESR are showing malfunctions.
The on-call expert cannot be reached.
  
  115   Thu Apr 2 02:46:57 2020 Ragan, Yuri, Sergey, Esther, OliverRunsMeasurement with 2 hrs storage time

 E682FBC9-1374-4582-8202-C8AA5DC8E6D5.jpeg 
  118   Thu Apr 2 07:01:32 2020 Ragan, Esther, OliverRunsMeasurement with 4 hrs storage timebeam: 205Tl81+ (no scraping)
energy: 400 MeV/u
storage time: 4 hrs
  
  170   Thu Apr 9 11:16:35 2020 RaganGeneralMeasurements done in the experiment   storage11.pdfstorage12.pdfstorage13.pdf 
  29   Sat Mar 28 11:00:14 2020 Ragan, RuiJiu, Mei, Yuri, TinoDetectorsMovement of detector10:51 am the CsISiPHOS is moved to 65 mm from
60 mm.The spot on the DSSSD is changed by
5 mm which confirms the hit of the beam.
 IMG_20200328_110253.jpgIMG_20200328_110258.jpg 
  183   Sun May 30 12:09:00 2021 RaganGeneralNTCAPAttached is the info given by Carsten.
The instructions to operate NTCAP are given
on https://wiki.gsi.de/ESR_EXP/ManualOfNTCAP
 ntcap_carsten.pdf 
  21   Fri Mar 27 13:40:54 2020 RaganGeneralNTCap start and shutdown informationThe attachment contains information on how
to start and shutdown NTCap and bridge computer.
 ntcapmanual.pdf 
  139   Fri Apr 3 17:55:13 2020 ShahabRunsNice picture from 205-TlIn this high contrast Schottky recording,
the main three frequency peaks are resolved
w.r.t. time from left to right:
 Tl-daughter_spurs.PNG 
  30   Sat Mar 28 11:07:49 2020 Ragan, RuiJiu, Tino, GeneralNikos is changing gas jet targetThe gas jet target is now being changed from
H2 to Ar by Nikos.
  
  148   Sat Apr 4 17:32:01 2020 Ragan, Alex, EstherGeneralNo beam in ESRThe beam is coming from SIS but doesn't arrive
in ESR because the quadrupole magnets in
ESR have failed.
  
  164   Mon Apr 6 05:43:50 2020 Ragan, Laszlo, NikosRunsOne and a half hour measurement (S2: 0/35 mm and S6: -20/7 mm)beam: 205Tl81+ (no scraping , Al ~1g/cm2)
energy: 400 MeV/u
storage time: 1.5 hr
 2020-04-06_06-18-59-809.png946073FA-3077-4CBF-900B-565BD19CF040.jpeg10FEB6AE-653B-4803-9927-EEB5BF33D3ED.jpeg2020-04-06_08-03-40-493.png 
  126   Fri Apr 3 01:22:13 2020 Ragan, Pierre-Michel, DimaRunsOne hour measurement (S2: 0/35 mm)beam: 205Tl81+ (no scraping , Al ~1g/cm2)
energy: 400 MeV/u
storage time: 1 hr
 8E469F1D-992F-4E96-A30A-022B0D1A0E5A.jpeg 
  123   Thu Apr 2 21:10:57 2020 Ragan, Yuri, Sergey, NikosRunsOne hour measurement (S2:-10/35 mm)beam: 205Tl81+ (no scraping, Al ~1g/cm2)
energy: 400 MeV/u
storage time: 1 hrs
  
  161   Sun Apr 5 23:28:01 2020 Ragan, Alex, EstherRunsOne-hour measurement (S2: 0/35 mm and S6: -20/7 mm)beam: 205Tl81+ (no scraping , Al ~1g/cm2)
energy: 400 MeV/u
storage time: 1 hr
 7x 
  166   Mon Apr 6 09:34:58 2020 ShahabRunsPictures from one and a half hour measurementcheers!  wideband_rec_001.PNG 
  25   Fri Mar 27 20:52:31 2020 RaganGeneralPlans for the measurement with 206Pb81+We plan to measure:

1. Lifetime of H-like 206Pb81+ beam with
  
  132   Fri Apr 3 10:06:15 2020 ShahabRunsPlots from ScopesJust two plots from the scopes for documentation:

magnets.png:
 magnets.pngkicker.png 
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