Difference between revisions of "BLTWG Meeting 08/06/2018"

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(Agenda)
(Agenda)
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#** Production of coherent brems simulation data - ''Richard''
 
#** Production of coherent brems simulation data - ''Richard''
 
#* Update on TPOL polarization results - ''Sebastian''
 
#* Update on TPOL polarization results - ''Sebastian''
 +
#* [https://halldweb.jlab.org/wiki/images/f/f6/TPOLUpdate_Aug6.pdf Energy deposition sector alignment]
 
#** systematics studies with 750um converter data
 
#** systematics studies with 750um converter data
 
#* Update on hadronic asymmetries - ''Justin'', ''Alexander''
 
#* Update on hadronic asymmetries - ''Justin'', ''Alexander''

Revision as of 11:26, 6 August 2018

Organization

  • Time: 11:30 EDT
  • JLab meeting room: A110
  • Connecting: detailed instructions are here
  • Conference id: 536076821a
  • Present:

Agenda

  1. Announcements
  2. Choice of radiator for fall 2018 running - discussion
    • physics data were taken under the following conditions:
      • 58 um radiator, 5.0 mm collimator (standard conditions)
      • 58 um radiator, 3.4 mm collimator
        • run 42222: JD70-100 0/90 PARA, 3.4 mm collimator, 70 M events
        • run 42227: JD70-100 0/90 PERP, 3.4 mm collimator, 92 M events
      • 17 um radiator, 5.0 mm collimator (never collected !!!)
      • 17 um radiator, 3.4 mm collimator (runs listed below)
        • run 42194-5: JD70-104 0/90 PARA, 3.4 mm collimator, 195 M events
        • run 42198: JD70-104 0/90 PARA, 3.4 mm collimator, 202 M events
        • run 42199: JD70-104 0/90 PERP, 3.4 mm collimator, 194 M events
        • run 42200-1: JD70-104 0/90 PERP, 3.4 mm collimator, 208 M events
        • run 42202: JD70-104 0/90 PARA, 3.4 mm collimator, 202 M events
        • run 42203: JD70-104 0/90 PARA, 3.4 mm collimator, 203 M events
        • run 42204-9,11-16: JD70-104 0/90 PARA, 3.4 mm collimator, beam intensity scan, 10 M events per point
        • run 42219: JD70-104 0/90 PERP, 3.4 mm collimator, 187 M events
        • run 42220: JD70-104 0/90 PERP, 3.4 mm collimator, 45 M events
        • run 42223: JD70-104 0/90 PARA, 3.4 mm collimator, 42 M events, 1.2 uA
    • rho aysmmetry comparison -- A.A.
    • rho asymmetry spectrum -- A.A.
  3. Beam monitoring issues
    • Photon beam simulations
    • CB spectrum and polarization studies - Glasgow
      • Production of coherent brems simulation data - Richard
    • Update on TPOL polarization results - Sebastian
    • Energy deposition sector alignment
      • systematics studies with 750um converter data
    • Update on hadronic asymmetries - Justin, Alexander
    • TPOL fADC algorithm studies - Sebastian
  4. Progress with TAGM fiber upgrade
  5. Upcoming activities
    • removal/remounting of 5 virgin 50um diamonds
    • CLS measurements August 9-11 (machine down, run postponed)
    • reconfiguration of the tagger for CPP - Richard
  6. Any other business