Meetings DDVCS

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This page has been moved to https://solid.jlab.org/wiki/index.php/Meetings_DDVCS in the new SoLID Wiki. Please do not edit this page.

Go back to DDVCS page

Date and Location: Weekly Tuesday 10:15AM

Conference ID 	892856650 
Desktop sharing and video https://bluejeans.com/892856650
(You don't need to call in by phone if your PC has a mic and a speaker, 
but do REMEMBER to turn off mic and speaker to avoid echo if you use phoneline for audio)
Audio Dial: 18882402560 (US or Canada only) (see all numbers) and enter the Conference ID
meeting system "bluejeans" howto https://hallaweb.jlab.org/wiki/index.php/Bluejeans_howto
  • 2016/06/07
    • Patrick's slide about rates in muon detector [1]
  • 2016/05/31
    • pptxpdf SoLID DDVCS mm signal stat error, Zhiwen
    • pptxpdf SoLID DDVCS ee, Zhiwen
  • 2016/05/24
    • Agenda
      • Discussion possible e+e- measurement
      • Muon detector update (Patrick) [[2]]
      • pptxpdf 2 pi background
  • 2016/05/03
    • Agenda
      • Patrick ( working on energy spectrum in muon detector )
      • Generated files, kinematic ( Zhiwen / Alex )
      • Draft SoLID presentation (Eric) [5]
      • Draft proposal ( Zhiwen ) [6]
      • pptxpdf 2 pi background
  • 2016/04/26
    • Agenda
      • Update Mechanical design [7]
      • Update DDVCS generator
      • Update counting rates (Eric) [8]
      • [9] exp draft in progress, Zhiwen
      • [10] two pion background, Zhiwen
      • Draft slides
  • 2016/04/19
    • Agenda
      • Update DDVCS generator (Marie) [11]
      • Update trigger and background(Zhiwen) pptxpdf
      • Update detector (Patrick) [12]
  • 2016/04/12
    • Agenda
      • Patrick thickness study
        • Pion-rates-Patric.png
      • summary discussion with Eric on detector
      • pptxpdf Simulation update, Zhiwen
      • Proposal writing planning


    • Agenda
      • Discussion mechanical design muon detector
      • Update from Patrick on Muon detector simulation
      • Update from Marie on Event Generator
    • Summary
      • Patrick not done yet with plots, will send in the next few days
      • Discussion about trigger rates, triggering on the third detectors after two layers of detector seems ok
      • Marie : still testing / debugging bad bins
      • Mechanical design : Christine has a preliminary design which covers the acceptance using 12 pieces of iron ( 6 out of 8 large iron slabs ) can only have two layers without getting additionnal iron

Image 2 solid.jpg Image 1 solid.jpg

  • 2016/03/29
    • Agenda
      • Discussion mechanical design muon detector
      • Discussion Large angle muon detector ( Kondo )
      • Discussion funding requests and responsibilities between institutions ( All )
      • Background update from Zhiwen ( not sure if he will be around but we can discuss what he sent )
      • Update from Patrick on Muon detector simulation
      • Update from Eric about new VGG code testing
      • Update from Marie on Event Generator
      • Organization proposal directory ( Alex )
    • Summary
      • Marie : checking the grid, working for TCS, small issue with DDVCS grid, working on it
      • Eric VGG setup working now, can check kinematics


  • 2016/03/22
    • Marie Grid ran last week, seems to work, Marie cross checking.
    • pptxpdf Simulation update (Zhiwen)
    • Eric/Michel : implemented right Jacobian for Jacobian the lab. About 20 % because assumed photon mass. How mass muon is implemented, previous had only electron mass for pair. New version with muon coming this week
  • 2016/03/18
    • Patrick's slides [13]
    • pptxpdf Simulation update (Zhiwen)
  • 2016/03/10
    • Update Temple Detector simulation
    • Task lists
      • Alexandre muon detector and experimental setup
      • Eric : counting rates BH with VGG
      • Zhiwen : more detailed on simulation
      • Temple : muon and pion efficiency rejection and optimization of absorber ( 3 layers , from 30 up to 90 cm thickness )
      • muon background effect of vertex cut
    • Update DDVCS files event generation
    • pptxpdf Simulation update (Zhiwen)
  • 2015/06/03
    • Tasks
      • Simulation trigger rates ( Zhiwen )
      • Simulation pion contamination ( Zhiwen, French students ? )
      • Simulation effect of muon loss of acceptance bottom ?
      • Check event generator , (finer grid) ( Marie and student )
      • Detector around end cap
      • Install GEMC ( Alexandre ,Dominique ) Done !
      • VGG study ( Alexandre , Eric , Dominique )
      • Write up for SoLID committee and PAC
  • 2015/05/26 & 2015/05/28
    • pptxpdf more about background, Zhiwen Zhao
    • Tasks
      • Simulation trigger rates ( Zhiwen )
      • Simulation pion contamination ( Zhiwen, French students ? )
      • Simulation effect of muon loss of acceptance bottom ?
      • Check event generator , (finer grid) ( Marie and student )
      • Detector around end cap
      • Install GEMC ( Alexandre ,Dominique )
      • VGG study ( Alexandre , Eric , Dominique )
      • Write up for SoLID committee and PAC
  • 2015/05/09
    • pptxpdf (after fixing a bug in the code, kinematics should be correct now) Zhiwen Zhao
  • 2015/04/21
    • Kinematic Eric Voutier updated slides pdf
    • Detector configurations Alexandre Camsonne pdf
  • 2015/03/31
  • 2015/03/24
  • 2015/03/17