PPB - May 19, 2021

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Meeting Info

We will meet on Wed (UAS 9am, JLab 11am, IJCLab 5pm)
Bluejeans: https://bluejeans.com/164307983
Code to start the meeting 2864


  • Round table updates
  • wiki page discussion

This and That

  • Geant4 Version & Polarization
  • GPT/Zgoubi CEBAF

Meeting Notes

  • Mark: Running Geant4 V8.3, building GPT AMD & QWT elements, vpn into linux machine for Zgoubi.
  • Yves: Depolarization in CEBAF arc dependent on spin tune and vertical deviation from orbit.
  • Joe: Thesis work presenting linear change in spin from orbit bump before turn 7 in CEBAF.
  • Eric: Paper submitted awaiting refs response.
  • General: Discussions of high energy spin rotators, vertical spin for CEBAF transport, wiki-page plan of action for the positron working group.