Difference between revisions of "JEF meeting, April 7, 2023"

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**: Total 1617
 
**: Total 1617
 
** Disassemble the CCAL prototype  
 
** Disassemble the CCAL prototype  
::: [https://halldweb.jlab.org/detectors/fcal2/installation/photos/ccal_good.jpg 30 good modules] [https://halldweb.jlab.org/detectors/fcal2/installation/photos/ccal_remove_lms.jpg]
+
::: [https://halldweb.jlab.org/detectors/fcal2/installation/photos/ccal_good.jpg 25 CCAL modules unwrapped and the LMS cap removed] [https://halldweb.jlab.org/detectors/fcal2/installation/photos/ccal_remove_lms.jpg]
 
::: [https://halldweb.jlab.org/detectors/fcal2/installation/photos/ccal_spares.jpg Modules installed in the inner part of the CCAL]
 
::: [https://halldweb.jlab.org/detectors/fcal2/installation/photos/ccal_spares.jpg Modules installed in the inner part of the CCAL]
 
** George (DSG group) is unwrapping CCAL modules and removing LMS caps. He'll also work on preshaping ESR reflectors (100 pcs) for CRYTUR.
 
** George (DSG group) is unwrapping CCAL modules and removing LMS caps. He'll also work on preshaping ESR reflectors (100 pcs) for CRYTUR.
** Mindy (DSG group) solder wires to sockets (while waiting for crystals). She will continue with crystal wrapping during next week.
+
** Mindy (DSG group) 5 modules wrapped. She continues soldering wires to sockets  
 +
** Fix length of LV and HV cables inside the dark box. Chris S. will place an order.
 
* '''Module fabrication'''  -- Sasha   
 
* '''Module fabrication'''  -- Sasha   
 
<!-- ** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/fcal_fabrication.pdf  Status of fabrication ] -->
 
<!-- ** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/fcal_fabrication.pdf  Status of fabrication ] -->
 
** Fabricated modules: <span style="color:#FF0000"> Total 1482 </span>
 
** Fabricated modules: <span style="color:#FF0000"> Total 1482 </span>
**: Currently available for fabrication: 0 (modules will be available during next week)
+
**: Currently available for fabrication: 5 (modules will be available during next week)
 
<!-- *** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/module_fabrication.pdf All SICCAS 576 + 3 SICCAS] -->
 
<!-- *** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/module_fabrication.pdf All SICCAS 576 + 3 SICCAS] -->
 
<!-- *** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/module_fabrication_crytur.pdf 834 CRYTUR], available: 1 -->
 
<!-- *** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/module_fabrication_crytur.pdf 834 CRYTUR], available: 1 -->
Line 42: Line 43:
 
** [https://halldweb.jlab.org/detectors/fcal2/installation/photos Disassembling FCAL]
 
** [https://halldweb.jlab.org/detectors/fcal2/installation/photos Disassembling FCAL]
 
* '''Light Monitoring System''' -- Arshak
 
* '''Light Monitoring System''' -- Arshak
** [https://userweb.jlab.org/~aasatury/Fcal_LMS/lms_update_march_23.pdf Update on LMS]
 
 
* '''Simulations/Analysis'''
 
* '''Simulations/Analysis'''
  
 
=Minutes=
 
=Minutes=

Revision as of 09:15, 7 April 2023

Meeting time and location:

  • 9:30 am EST (JLab time) remote only
  • Zoom meeting ID: 161 050 9142 Passcode: 004965

Agenda

Meeting time and location:

  • 9:30 am EST (JLab time) remote only
  • Zoom meeting ID: 161 050 9142 Passcode: 004965

Agenda

  • Preparation of parts for FCAL2 modules -- Sasha
    • Available crystals:
      1450 (modules)
      32 (ready for fabrication)
      40 (installed on CCAL)
      (some CCAL crystals from the inner part will not be used for the FCAL2)
      95 expect to receive from CRYTUR in May [1] Expect to start shipping crystals in the 2nd week of April.
      Total 1617
    • Disassemble the CCAL prototype
25 CCAL modules unwrapped and the LMS cap removed [2]
Modules installed in the inner part of the CCAL
    • George (DSG group) is unwrapping CCAL modules and removing LMS caps. He'll also work on preshaping ESR reflectors (100 pcs) for CRYTUR.
    • Mindy (DSG group) 5 modules wrapped. She continues soldering wires to sockets
    • Fix length of LV and HV cables inside the dark box. Chris S. will place an order.
  • Module fabrication -- Sasha
    • Fabricated modules: Total 1482
      Currently available for fabrication: 5 (modules will be available during next week)
  • Testing of PMT dividers -- Sasha / Arshak
    • FCAL2 modules with dividers installed on the CCAL [3]
  • Installation of the FCAL2 detector & integration to GlueX -- Sasha / Arshak
- meeting last week (follow up on the cable distribution and design of the LMS) [5]

Minutes