Difference between revisions of "JEF meeting, April 8, 2022"
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** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/nps_siccas1.jpg 91 + 40 = 131 SICCAS crystals were moved from the NPS lab][https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/nps_siccas.jpg]. 40 of them have been checked/tested before. Crystals have to be inventorized. | ** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/nps_siccas1.jpg 91 + 40 = 131 SICCAS crystals were moved from the NPS lab][https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/nps_siccas.jpg]. 40 of them have been checked/tested before. Crystals have to be inventorized. | ||
** Chris continues brazing brass straps. Some minor issues with brazing the front flange [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/bad_straps.jpg]. Pre-selected bad more than 20 assemblies [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/bad_straps1.jpg] (can be fixed). Revisited the brazing procedure with Tim and Chris. Chris was sick for a couple of days, some backlog in module fabrication. | ** Chris continues brazing brass straps. Some minor issues with brazing the front flange [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/bad_straps.jpg]. Pre-selected bad more than 20 assemblies [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/bad_straps1.jpg] (can be fixed). Revisited the brazing procedure with Tim and Chris. Chris was sick for a couple of days, some backlog in module fabrication. | ||
+ | ** DSG: more than 600 ESR foils have been preshaped, more than 150 crystals have been wrapped. | ||
** Production of Silicon cookies at the GWU [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/image_50394113.JPG]. See Olga's report. | ** Production of Silicon cookies at the GWU [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/4_8_22/image_50394113.JPG]. See Olga's report. | ||
** [https://halldweb.jlab.org/detectors/fcal2/pmt/4125_quotes_fcal_04_06_22.pdf Quotes for R4125 PMTs in 2022 (quotes to order spares)] | ** [https://halldweb.jlab.org/detectors/fcal2/pmt/4125_quotes_fcal_04_06_22.pdf Quotes for R4125 PMTs in 2022 (quotes to order spares)] |
Revision as of 22:50, 7 April 2022
Meeting time and location
- 9:30 am EST (JLab time) remote only
- Zoom meeting ID: 161 050 9142 Passcode: 004965
Agenda
- Preparation for mass production of FCAL2 modules -- Sasha
- Getting summer students involved in the project. Vaccinated students will be permitted to the lab according to the communication with Brian Hanlon (still to be checked).
- 60 CRYTUR crystals have been received (and accepted)
- 91 + 40 = 131 SICCAS crystals were moved from the NPS lab[1]. 40 of them have been checked/tested before. Crystals have to be inventorized.
- Chris continues brazing brass straps. Some minor issues with brazing the front flange [2]. Pre-selected bad more than 20 assemblies [3] (can be fixed). Revisited the brazing procedure with Tim and Chris. Chris was sick for a couple of days, some backlog in module fabrication.
- DSG: more than 600 ESR foils have been preshaped, more than 150 crystals have been wrapped.
- Production of Silicon cookies at the GWU [4]. See Olga's report.
- Quotes for R4125 PMTs in 2022 (quotes to order spares)
- Module fabrication -- Sasha
- Meeting with Tim's group and Fernando regarding FCAL2 insert cables -- Sasha
- Light Monitoring System -- Arshak
- COMCAL tests, TAC running, etc. -- Sasha
- Data analysis
- Simulations