Difference between revisions of "JEF meeting, May 12, 2023"

From GlueXWiki
Jump to: navigation, search
(Created page with "Meeting time and location: *9:30 am EST (JLab time) remote only *Zoom meeting ID: [https://jlab-org.zoomgov.com/j/1610509142?pwd=STNZUmNoMElqbHRVdjlVb0ZzR1piZz09 161 050 9142]...")
 
 
(8 intermediate revisions by one other user not shown)
Line 4: Line 4:
  
 
=Agenda=
 
=Agenda=
 
 
*'''Preparation of parts for FCAL2 modules''' -- Sasha  
 
*'''Preparation of parts for FCAL2 modules''' -- Sasha  
 +
** Crystals:
 +
**: Received 40 crystals from CRYTUR [https://halldweb.jlab.org/wiki/index.php/CRYTUR ]. Remaining 55 crystals will be sent to us during this and next month.
 +
**: Wrapped crystals: 15
 +
**: Available for wrapping: 10 SICCAS + 25 CRYTUR  = 35
 +
** George (DSG group) finished with preshaping.
 +
** More than 400 long signal cables received, can start checking, bundling, labeling (receive labeling machine in a couple of weeks)
 +
** Procurement parts for the LMS
 +
**: Ordered 16,400 ft of optical fibers delivered to the lab. 7,600 will be delivered in September.
 +
**: Expect to receive fiber donats in a couple of weeks (will start working on the LMS)
 
* '''Module fabrication'''  -- Sasha   
 
* '''Module fabrication'''  -- Sasha   
* '''Testing of PMT dividers''' -- Sasha / Vlad / Arshak
+
<!-- ** [https://halldweb.jlab.org/detectors/fcal2/module_fabrication/status/fcal_fabrication.pdf  Status of fabrication ] -->
 +
** Fabricated modules: <span style="color:#FF0000"> Total 1533 </span>
 +
**: 46 modules fabricated during last week (Madison, Madylin, Hillary) <!-- [[File:Fab_mod_may_2023.jpg]] -->
 +
**: Available for fabrication: 35
 +
**: 42 modules fabricated using 'low quality' crystals for the stacking mockup and 'crunch' tests.
 +
** [https://docs.google.com/presentation/d/18Awobg1SA4b71q87fH1zgfFw8CjoUXUvET_VIy279fI/edit?usp=sharing  Report from students]
 +
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / Arshak
 +
** FCAL2 modules with dividers installed on the CCAL [https://logbooks.jlab.org/entry/4140983]
 +
** Met  with Vlad P. on Tuesday. Fine tuned the divider circuit. Checking/tuning an amplifier; Chris S. ordered some OPS.
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Arshak
 
* '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Arshak
 +
** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page]
 +
** Updates from the meetings with Tim's group [https://halldweb.jlab.org/wiki/index.php/FCAL_2_Design_Meetings]
 +
:: Discussion of the FCAL2 installation procedures [https://halldweb.jlab.org/wiki/index.php/FCAL_2_Installation_Meetings]
 +
** [https://halldweb.jlab.org/wiki/index.php/Distribution_of_signals_and_voltages Final mapping of low-voltage cables]
 +
** Manpower and division of tasks
 +
** [https://halldweb.jlab.org/wiki/index.php/List_of_tasks_and_manpower Projects for summer students]
 +
** [https://halldweb.jlab.org/detectors/fcal2/installation/students_2023/list_of_students_2023.xlsx Summer Students (2023) ]
 +
<!-- ** [https://halldweb.jlab.org/detectors/fcal2/installation/photos Disassembling FCAL] -->
 
* '''Light Monitoring System''' -- Arshak
 
* '''Light Monitoring System''' -- Arshak
* '''Simulations/Analysis'''
+
 
 +
=Minutes=
 +
Attendees: Igal, Arshak, Bill, Jon, Phil, Susan, Igor, Liping, Sasha, Olga, Eugene, S.T.
 +
* 10 more crystals came from Crytur (55 remaining)
 +
* 15 crystals wrapped, 35 available for module fabrication
 +
* All ESR pre-shaped
 +
* Signal cables coming to lab
 +
* Ordered label maker for cables
 +
* Fibers for LMS coming to lab
 +
* Grand total fabricated modules = 1533
 +
** Students working on module inspection
 +
** Plan to check modules using LED and black box
 +
* Finalizing PMT divider design (modified op-amp and changed resistor chain)
 +
** Expect first batch of dividers soon (~4 weeks after order)
 +
* Discussed student participation at DNP meeting in Hawaii
 +
** Sasha will submit abstracts on behalf of students

Latest revision as of 08:06, 15 May 2023

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
    • Crystals:
      Received 40 crystals from CRYTUR [1]. Remaining 55 crystals will be sent to us during this and next month.
      Wrapped crystals: 15
      Available for wrapping: 10 SICCAS + 25 CRYTUR = 35
    • George (DSG group) finished with preshaping.
    • More than 400 long signal cables received, can start checking, bundling, labeling (receive labeling machine in a couple of weeks)
    • Procurement parts for the LMS
      Ordered 16,400 ft of optical fibers delivered to the lab. 7,600 will be delivered in September.
      Expect to receive fiber donats in a couple of weeks (will start working on the LMS)
  • Module fabrication -- Sasha
    • Fabricated modules: Total 1533
      46 modules fabricated during last week (Madison, Madylin, Hillary)
      Available for fabrication: 35
      42 modules fabricated using 'low quality' crystals for the stacking mockup and 'crunch' tests.
    • Report from students
  • Testing of PMT dividers -- Sasha / Vlad / Arshak
    • FCAL2 modules with dividers installed on the CCAL [2]
    • Met with Vlad P. on Tuesday. Fine tuned the divider circuit. Checking/tuning an amplifier; Chris S. ordered some OPS.
  • Installation of the FCAL2 detector & integration to GlueX -- Sasha / Arshak
Discussion of the FCAL2 installation procedures [4]

Minutes

Attendees: Igal, Arshak, Bill, Jon, Phil, Susan, Igor, Liping, Sasha, Olga, Eugene, S.T.

  • 10 more crystals came from Crytur (55 remaining)
  • 15 crystals wrapped, 35 available for module fabrication
  • All ESR pre-shaped
  • Signal cables coming to lab
  • Ordered label maker for cables
  • Fibers for LMS coming to lab
  • Grand total fabricated modules = 1533
    • Students working on module inspection
    • Plan to check modules using LED and black box
  • Finalizing PMT divider design (modified op-amp and changed resistor chain)
    • Expect first batch of dividers soon (~4 weeks after order)
  • Discussed student participation at DNP meeting in Hawaii
    • Sasha will submit abstracts on behalf of students