JEF meeting, March 19, 2021

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Meeting time and location= 9:00 am EST (JLab time) Bluejeans only

Connection instructions

We are using BlueJeans Video/Audio conferencing. Our meeting ID number is 992533564. Click "Expand" for more details.

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  • SICCAS crystals
  • COMCAL tests, TAC running, etc.
  • Data analysis
  • Simulations


Attendees: Igal,Sasha,Jared,Phil,Susan,Zisis,Varun,Liping,Bill B.,Tim B.,Jon,Jane,S.T.

  • No news on SICCAS crystal production, will try to follow up on lead oxide (raw material) issue
  • Sasha emailed CRYTUR about crystal production, received response after the meeting: can produce a small amount in fiscal year 2021
  • PMT dividers: Sasha trying to get Vlad P. and Fernando on same page
    • for COMCAL planning to go with divider design with bypassed amplifier, with optional 3x ampliflication
    • Sasha will check Vlad's new design with resistor modifications with LED
    • Need to have ready for COMCAL refurbishment in/by summer
  • Do we move forward with idea of replacing Cockroft-Walton for FCAL lead glass blocks? Can make universal base design for all FCAL
  • Liping will work on draft memo to management regarding FCAL-II support
    • Try for original 1x1 m^2 insert size?
    • Request more beam time if have to go for smaller insert?
    • Mention upgrades for FCAL-II Lead Glass HV?
  • U. Regina student working with Jon on 2 photon generator for testing island algorithm