Difference between revisions of "JEF meeting, August 14, 2020"
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=Agenda= | =Agenda= | ||
* SICCAS crystals | * SICCAS crystals | ||
− | ::[ | + | ::[https://logbooks.jlab.org/entry/3825072 QA tests of the first batch] |
::[https://logbooks.jlab.org/entry/3825078 Crystals installed on the PS setup] | ::[https://logbooks.jlab.org/entry/3825078 Crystals installed on the PS setup] | ||
Line 29: | Line 29: | ||
* Simulations | * Simulations | ||
* Snowmass contribution | * Snowmass contribution | ||
+ | |||
+ | =Minutes= | ||
+ | Attendees: Jon, Tim W., Phil, Zisis, Jared, Jane, Varun, Liping, Josh, Tim B., Igal, Sasha, S.T. | ||
+ | *Sasha and Josh have filled out a spreadsheet tabulating QA results for 192 crystals currently in house | ||
+ | ** Suspicious (outlier) crystals flagged with red text | ||
+ | ** Some crystals have missing chamfers | ||
+ | ** Will wrap some crystals over the weekend | ||
+ | ** We discussed arranging a meeting with SICCAS to discuss our observations and discuss potential improvements | ||
+ | * Second batch of crystals from SICCAS production finished some time in September? | ||
+ | * Sasha showed photographs of crystals installed in test box on one of the arms of the PS in Hall-D | ||
+ | ** Do benchmark measurements with "good" crystals, then replace these with discolored blocks | ||
+ | * 8 new light guides were delivered to the lab | ||
+ | * 19 soft iron shields have been annealed, 100 more (unannealed) expected in ~2 weeks | ||
+ | * 82 mu-metal shields have arrived at the lab | ||
+ | * Plan to have modified PMT base dividers to be installed in COMCAL in time for TAC run, within next 2 weeks? | ||
+ | * Liping will work on letter of intent for Snowmass2021 planning meeting | ||
+ | ** For future JEF-related outreach, Phil mentioned the Gordon and Betty Moore foundation convening awards | ||
+ | * No word yet on NSF-MRI proposal |
Latest revision as of 14:39, 14 August 2020
Meeting time and location= 9:30 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.
- Make sure you have created a BlueJeans account via your JLab CUE account using this link:
- http://jlab.bluejeans.com (You should only need to do this once)
- If connecting via Web Browser: click this link (no passcode is needed):
- If connecting via Phone: Dial one of the following numbers and then enter the meeting ID above and hit "#" or "##"
- Dial: 1 888 240 2560 (US or Canada only)
- or, List of International Numbers
- If connecting via Polycom unit:
- Dial 199.48.152.152 or bjn.vc
- Enter meeting ID above
Agenda
- SICCAS crystals
- Preparation for module fabrication
- COMCAL tests, TAC running, etc.
- Simulations
- Snowmass contribution
Minutes
Attendees: Jon, Tim W., Phil, Zisis, Jared, Jane, Varun, Liping, Josh, Tim B., Igal, Sasha, S.T.
- Sasha and Josh have filled out a spreadsheet tabulating QA results for 192 crystals currently in house
- Suspicious (outlier) crystals flagged with red text
- Some crystals have missing chamfers
- Will wrap some crystals over the weekend
- We discussed arranging a meeting with SICCAS to discuss our observations and discuss potential improvements
- Second batch of crystals from SICCAS production finished some time in September?
- Sasha showed photographs of crystals installed in test box on one of the arms of the PS in Hall-D
- Do benchmark measurements with "good" crystals, then replace these with discolored blocks
- 8 new light guides were delivered to the lab
- 19 soft iron shields have been annealed, 100 more (unannealed) expected in ~2 weeks
- 82 mu-metal shields have arrived at the lab
- Plan to have modified PMT base dividers to be installed in COMCAL in time for TAC run, within next 2 weeks?
- Liping will work on letter of intent for Snowmass2021 planning meeting
- For future JEF-related outreach, Phil mentioned the Gordon and Betty Moore foundation convening awards
- No word yet on NSF-MRI proposal