JEF meeting, June 9, 2023

Meeting time and location:

• 9:30 am EST (JLab time) remote only
• Connection information

Agenda

• Preparation of parts for ECAL modules -- Sasha
  • Crystals:

    - Received all crystals from CRYTUR [1].

    - Available for wrapping: 35 CRYTUR

  • Received 1000 long signal cables
  • Procurement parts for the LMS:

    - 16,400 ft of optical fibers delivered to the lab. 7,600 will be delivered in September.

    - Expect to receive all plastic caps for the LMS today (can start gluing them to fibers during next week)

    - Cutting Tedlar foils, wrapping PMT light guides, etc.

  • PO submitted for PMT dividers (expect to receive the first batch in the end of June)
• Module fabrication -- Sasha
  • Fabricated modules: Total 1572 (remaining 24 + spares)

    - 10 modules fabricated during last week

  • Report from students
• Ongoing projects -- Sasha, all
  • Visual inspections of fabricated modules [2]

    -1357 modules have been checked (572 SICCAS + 785 CRYTUR) [3]

  • Testing and labeling signal cables (connect flash ADC with the detector distribution panel) [4]

    - 725 long signal cables have been tested [5]

    - Cable tester and label maker

    - 12 bundles of signal cables are ready (out of 100)

  • Removing signal cables from the FCAL [6]
• Testing of PMT dividers -- Sasha / Vlad
  • All dividers have been ordered (by Chris S.)
  • Preparing setups for testing modules and dividers
• Proceedures
• Installation of the FCAL2 detector & integration to GlueX -- Sasha / Arshak
  • Detector installation page
  • Updates from the meetings with Tim's group [7]
  • Discussion of the FCAL2 installation procedures [8]
  • Final mapping of low-voltage cables
  • Manpower and division of tasks
  • Projects for summer students
  • Summer Students (2023)
• Light monitoring system -- Arshak
  • Fiber polisher [9]
• Simulations/Analysis
• Talk at ECT* workshop next week -- Simon