JEF meeting, April 7, 2023

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Meeting time and location:

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

Agenda

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 CCAL modules unwrapped and the LMS cap removed [2]
Modules installed in the inner part of the CCAL
    • George (DSG group) is unwrapping CCAL modules and removing LMS caps. He'll also work on preshaping ESR reflectors (100 pcs) for CRYTUR.
    • Mindy (DSG group) 5 modules wrapped. She continues soldering wires to sockets
    • Fix length of LV and HV cables inside the dark box. Chris S. will place an order.
    • Got quotes for optical fibers for LMS, will order them today.
  • Module fabrication -- Sasha
    • Fabricated modules: Total 1482
      Currently available for fabrication: 5 (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
Discussion of the FCAL2 installation procedures [5]

Minutes