Difference between revisions of "BLTWG Meeting 04/30/2018"

Revision as of 09:47, 30 April 2018

Organization

• Time: 11:30 EDT
• JLab meeting room: A110
• Connecting: detailed instructions are here
  • H.323 ip address: 199.48.152.152
  • web browser: https://bluejeans.com/536076821
  • phone: 408-740-7256 or 888-240-2560
• Conference id: 536076821
• Present:

Agenda

1. Announcements
2. Updates on polarization studies
   • CB spectrum and polarization studies - Glasgow
   • Update on TPOL analysis - Sebastian
     • 750 um Be running
   • New TPOL simulation datasets for analyzing power determination - Richard
   • Update on hadronic asymmetries - Justin, Alexander
3. Beam monitoring issues
   • TAC run lessons learned - Hovanes
     • beam stability stripchart
     • another beam stability stripchart
   • running with 750um converter - Sasha
   • electron beam focus impacts - Justin
     • 58 um diamond and 5 mm collimator FOM
     • 20 um diamond and 3.4 mm collimator FOM
   • progress with beam spot measurement using a fast raster
     • high-sensitivity search for 23 or 27 Hz motion in beam during fast raster period
     • time alignment within DAQ on active collimator readout
   • X-ray background shielding results - Alexandre
   • relative radiator thickness determination - Sasha
4. Upcoming tests
   • run plan with thin diamond
   • test of fast raster
   • follow-up TAC runs
5. Any other business