JEF meeting, April 21, 2023

Meeting time and location:

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

Agenda

• Preparation of parts for FCAL2 modules -- Sasha
  • Available crystals:

    1450 (modules)

    32 (ready for fabrication)

    40 (installed on CCAL)

    (some CCAL crystals from the inner part will not be used for the FCAL2)

    95 expect to receive from CRYTUR in May [1] Expect to start shipping crystals in the 2nd week of April.

    Total 1617

  • Disassemble the CCAL prototype

25 All modules removed from the detector [2]

Modules installed in the inner part of the CCAL

• • George (DSG group) unwrapped CCAL modules and removed LMS caps. 21 modules are ready for wrapping. Started working on preshaping ESR reflectors (65 pcs) for CRYTUR.
  • Mindy (DSG group) wrapped 17 modules. She continues soldering wires to sockets
  • Chris S. is getting quotes for HV and LV cabled.
  • Ordered 16,000 ft of optical fibers (need to add 8,000 ft to the PO), discussing delivery schedule.
• Module fabrication -- Sasha
  • Fabricated modules: Total 1482

    Currently available for fabrication: 17 (modules will be available during next week)

• Testing of PMT dividers -- Sasha / Arshak
  • FCAL2 modules with dividers installed on the CCAL [3]
• Installation of the FCAL2 detector & integration to GlueX -- Sasha / Arshak
  • Detector installation page
  • Updates from the meetings with Tim's group [4]

Discussion of the FCAL2 installation procedures [5] [6]

• • Manpower and division of tasks
  • Projects for summer students
  • Summer Students (2023)
• Light Monitoring System -- Arshak
• Simulations/Analysis