General Meeting Summary 5/31/18
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DISCUSSION PAC46
- Positron LOI - agreement to join as NPS collaboration, some discussion about the format, e.g. Hall C only or all, listing of names
- TCS proposal
- Discussion about acceptance, must be folded in, in particular make very clear that there is a region in t where one cannot detect much
- Discussion about beam time request - should be divided into components: physics, configuration, checkout
- Agreement to join proposal as NPS collaboration
- Action item: update collaboration list and circulate
MAGNET ASSEMBLY
- All pieces are in test lab and ready to be assembled
CRYSTAL UPDATES
- Presentation of irradiation studies at IPN-Orsay and comparison of measurements with same crystals at Giessen U.
- For this subset, 2/10 crystals fail NPS specifications (J11, J23) - these also failed when tested at Caltech and CUA
- Overall very good agreement between Giesssen and Orsay results
- Discussion about 450 crystal procurement
- Manufacturing uncertainty at Crytur - even after discussion with Rainer no change in pricing
- Production process uncertainty SICCCAS - company now agreed to replace crystals and discuss about quality control optimization
- Decide to make decision on path forward in week of June 11
HV BASES
- Received new bases and sent to Chris/Fernando for quality checks - looks good
- Full order put in on May 17 - should receive in beginning of June
- Sockets received at OU too - ready to start assembly and testing
- Discussion about cable length from base to patch panel and cable type - have not really decided yet, depends on outcome of cabling studies at IPNO
- 35 PMTs will be brought from OU to JLab in week June 18
NEXT MEETING: THURSDAY 14 JUNE AT 9:00 AM (EDT)