Difference between revisions of "JEF meeting, January 28, 2022"

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(Minutes)
(Minutes)
Line 14: Line 14:
 
Attendees: Igal,Bill,Tegan,Arshak,Jon,Liping,Jane,Olga,Tim B.,Sasha,S.T.
 
Attendees: Igal,Bill,Tegan,Arshak,Jon,Liping,Jane,Olga,Tim B.,Sasha,S.T.
 
* Arshak has finished cleaning up the clean room in preparation for module construction
 
* Arshak has finished cleaning up the clean room in preparation for module construction
* Arshak and Sasha are making silicon cookies
+
* Arshak and Sasha are making silicon cookies now
** 36 cookies are ready, we have just loaded fixture to produce another set. We have enough to start production
+
** 36 cookies are ready, we have just started working on the production of another set. We have enough to start production
 
* Arshak started working on the LMS (tools ready to go)
 
* Arshak started working on the LMS (tools ready to go)
 
* Sasha  
 
* Sasha  
:: -had a meeting with the detector support group (DSG) and discussed pre-shaping. They may start working on this during next week (TDB). Another project project is wrapping crystals. Hopefully 2 people
+
:: -had a meeting with the detector support group (DSG) and discussed pre-shaping. They may start working on this during next week (TDB).  
from the DSG will be involved soon.
+
::  Another project project for the DSG is wrapping crystals. Hopefully 2 people will be involved soon.
:: - coordinated with Tim purchasing some equipment (vacuum chamber and pump, air flow box) to set up production
+
:: - coordinated with Tim purchasing some equipment (vacuum chamber and pump, air flow box) to set up productionof Silicon cookies at GWU.   
of Silicon cookies at GWU.   
+
:: - loan agreement with GWU is ready. He will send it out for signatures when ordered equipment arrives to the lab
:: - loan agreement with GWU is ready. Will send it out for signatures when ordered equipment arrives to the lab
+
:: - Eugen got permission for Olga to come to the lab. We have started discussing her visit.
:: Eugen got permission for Olga to come to the lab.
+
* Olga to come to lab, will work on silicon cookies
+
 
* Chris S. has all parts for construction of new PMT dividers using Fernando's design
 
* Chris S. has all parts for construction of new PMT dividers using Fernando's design
 
** To build a few for bench testing starting maybe next week
 
** To build a few for bench testing starting maybe next week
* Loan agreement with GWU ready to go
 
** Equipment for silicon cookie production
 
** PMT divider testing
 
 
* Tegan presented some photon gun studies focusing on the dip in efficiency at 5 degrees for FCAL2
 
* Tegan presented some photon gun studies focusing on the dip in efficiency at 5 degrees for FCAL2
 
** Still not clear what is causing the dip
 
** Still not clear what is causing the dip
 
* Jon reported for Azizah that there appears to be an issue (lower efficiency compared to studies by other people)with her samples of events at fixed φ=0 degrees
 
* Jon reported for Azizah that there appears to be an issue (lower efficiency compared to studies by other people)with her samples of events at fixed φ=0 degrees

Revision as of 19:28, 28 January 2022

Meeting time and location

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

Agenda

  • Module fabrication
  • Light Monitoring System
  • COMCAL tests, TAC running, etc.
  • Data analysis
  • Simulations
    • Checking the 5 degree inefficiency for phi-related problems: [1]

Minutes

Attendees: Igal,Bill,Tegan,Arshak,Jon,Liping,Jane,Olga,Tim B.,Sasha,S.T.

  • Arshak has finished cleaning up the clean room in preparation for module construction
  • Arshak and Sasha are making silicon cookies now
    • 36 cookies are ready, we have just started working on the production of another set. We have enough to start production
  • Arshak started working on the LMS (tools ready to go)
  • Sasha
-had a meeting with the detector support group (DSG) and discussed pre-shaping. They may start working on this during next week (TDB).
Another project project for the DSG is wrapping crystals. Hopefully 2 people will be involved soon.
- coordinated with Tim purchasing some equipment (vacuum chamber and pump, air flow box) to set up productionof Silicon cookies at GWU.
- loan agreement with GWU is ready. He will send it out for signatures when ordered equipment arrives to the lab
- Eugen got permission for Olga to come to the lab. We have started discussing her visit.
  • Chris S. has all parts for construction of new PMT dividers using Fernando's design
    • To build a few for bench testing starting maybe next week
  • Tegan presented some photon gun studies focusing on the dip in efficiency at 5 degrees for FCAL2
    • Still not clear what is causing the dip
  • Jon reported for Azizah that there appears to be an issue (lower efficiency compared to studies by other people)with her samples of events at fixed φ=0 degrees