JEF meeting, August 19, 2022

Meeting time and location:

• 9:30 am EST (JLab time) remote only
• Zoom meeting ID: 161 050 9142 Passcode: 004965

Agenda

• Simulations/Analysis
• Preparation of parts for FCAL2 modules -- Sasha
  • [https://halldweb.jlab.org/wiki/index.php/CRYTUR Discuss possibility to order 20 more CRYTUR crystals during this F.Y.

Have already received 5 more crystals from physics division].

• • Meeting with the DSG group: Mindy and George will continue working on the project in September
  • Preparation of parts[1][2][3]
    • Need: 300 brass assemblies (Keith and Chris will continue to work on them. Waiting for straps)
    • Expect to receive remaining 200 light guides during a couple of next weeks.
    • Need about 400 PMT housing
  • Task for the next week: Perform inventory of all fabricated crystals. Prepare to move to the new lab.
  • Wrapped CRYTUR crystals: 684
    • All currently available (consider to borrow some spares from NPS)
• Module fabrication -- Sasha
  • Received 85 PMT housings from Tim, they have been honed by Bobby. All of them will be used today.
  • Status of fabrication
  • Fabricated modules: Total 1153
    • All SICCAS 577 SICCAS
    • 576 CRYTUR, Remaining: 121
  • Clean room EEL126 [4][5]
    • Expect to move to the new lab EEL108 (the same building) [6]
    • Work on amending safety docs

• Module fabrication -- Sasha
• Light Monitoring System -- Arshak