BLTWG Meeting 3/27/2017

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Organization

  • Time: 11:30 EDT
  • Connecting: detailed instructions are here
  • Conference id: 536076821
  • Present: Richard J., Curtis M., Dan S., Alex B., Brendan P., Michael D., Justin S., Nathan S., Hovanes E., Alexandre D., Eugene C., and Sascha S.

Agenda

  1. Announcements
  2. Publication of the TPOL NIM article - Michael D.
  3. Means for improved control of TPOL systematics - discussion
    • ring-segmented readout
    • hi-res photographs of the mounted silicon detector
    • Zygo thickness profiles of the converter target
    • DAQ improvements for high-rate running (1-2 uA?)
    • second thin converter (non-Be) for comparison
  4. Means for improved control of photon beam flux systematics - discussion
    • design of a new 1e-6 radiator
    • fast/slow beam raster
    • high-rate PS triggers (1e8/s in tagged peak)
    • investigation of satellite peaks seen by the profiler
  5. Status of PARA/PERP polarization and flux differences - Richard J.
  6. Status of new CB spectrum and polarization calculation - Richard J.
  7. Update on calibrations - anyone
  8. Progress toward a unified beam energy scale
  9. HDGeant4-based e-beam + tagger simulation
  10. NIM articles in preparation
  11. Any other business

Notes

  1. TPOL upgrade plan