Apr 30, 2009 Calorimetry

Teleconference Time: 11:00 a.m. EST

• EVO session
• Phone:
  • +1-800-377-8846 : US
  • +1-888-276-7715 : Canada
  • +1-302-709-8424 : International
  • then enter participant code: 39527048# (remember the "#")

Items for followup from previous meeting(s)

1. Resolution studies (Blake)
   • Develop criteria for evaluating resolution studies
   • Study impact of inactive material at the end of BCAL on acceptance.
   • Check what configuration (thresholds, step sizes, stack? parameters for secondaries, etc) is being used for the Hall D simulations (Regina)
2. Review options for import/export to Chile (loans, donations, transfers, etc.)
3. Bfield calculations for new FCAL mag shield design to evaluate impact on pmt performance.

Documents to Review

1. GlueX-doc-795 Bcal Readout Specs
2. GlueX-doc-1214 SiPM Cooling

Tentative Agenda

1. Announcements
2. Calibration
3. FCAL Update
4. Simulations
5. BCAL Fabrication
   • Preparations for construction
   • Final report on First-article fibers (Zisis)
6. BCAL Readout
   • Update from USM (Will)
   • Update on SiPMs (electronics)
   • Review of specifications for readout (Elton)
   • Electronic summing of sensors before digitization? (Elton)
7. Agenda GlueX-Collaboration-May-2009 Suggested list to be refined at next working group meeting
   • Fcal update
   • Timing resolution of FADCs
   • Bcal construction
   • Update on Bcal readout
   • Report on tests of first article fibers
8. Review of Action Items

Minutes

1. Announcements
2. Calibration
3. FCAL Update
4. Simulations
5. BCAL Fabrication
   • Preparations for construction
   • Final report on First-article fibers (Zisis)
6. BCAL Readout
   • Update from USM (Will)
   • Update on SiPMs (electronics)
   • Review of specifications for readout (Elton)
   • Electronic summing of sensors before digitization? (Elton)
7. Agenda GlueX-Collaboration-May-2009 Suggested list to be refined at next working group meeting
   • Fcal update
   • Timing resolution of FADCs
   • Bcal construction
   • Update on Bcal readout
   • Report on tests of first article fibers
8. Review of Action Items