Difference between revisions of "December 21, 2020 DIRC"

Latest revision as of 14:01, 21 December 2020

Meeting Information

GlueX DIRC Meeting
Monday December 21, 2020
1:00 pm, ET
Remote only

Connection Using Bluejeans

1. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 846453895.
2. To join via a Web Browser, go to the page [1] https://bluejeans.com/846453895 .
3. To join via phone, use one of the following numbers and the Conference ID: 846453895
   • US or Canada: +1 408 740 7256 or
   • US or Canada: +1 888 240 2560
4. More information on connecting to bluejeans is available.

Agenda

1. Announcements
2. Mirror prototype test plan (All)
   • Discussion of prototypes and ongoing tests:
     • Glass sample tests
     • UVE+borosilicate sample tests
   • Reflectivity measurements vs wavelength at 45 degrees in air: [2] and zoomed version [3]
   • Other thoughts or suggestions?
3. Diffuser sealing update (Bill)
4. DIRC commissioning analyses and 2020 studies (All)
   • Spring 2020 data production status (Justin)
     • DIRC trees located at /volatile/halld/home/gxproj7/RunPeriod-2019-11/recon/ for batches 1-4 is half of full statistics
   • Geometric reconstruction update (Ahmed/Roman)
     • Update on shift of the time difference
     • Cherenkov PDF
   • Per LED Photon monitoring overtime (Bill)
     • 2020 Jan-March
     • 2020 Aug-Sep
     • Fernando raised a question on a potential power supply Issue? https://logbooks.jlab.org/entry/3859785
   • FastDIRC update (Yunjie)
5. Follow-up on additional action items from workfest (All)
6. AOB