Difference between revisions of "December 7, 2020 DIRC"
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#* UV dye test [https://logbooks.jlab.org/entry/3859182 Friday] and [https://logbooks.jlab.org/entry/3859248 Monday] (Bill) | #* UV dye test [https://logbooks.jlab.org/entry/3859182 Friday] and [https://logbooks.jlab.org/entry/3859248 Monday] (Bill) | ||
#* One mirror (bottom plate) removed from the strong back: [https://logbooks.jlab.org/entry/3859251 mirror and glass separated with residual DP270] | #* One mirror (bottom plate) removed from the strong back: [https://logbooks.jlab.org/entry/3859251 mirror and glass separated with residual DP270] | ||
− | #* Reflectivity setup (Bill) | + | #* Reflectivity setup ([https://halldweb.jlab.org/DocDB/0035/003581/003/2020_Dec_7_DIRC_Update.pdf Bill]) |
# [https://halldweb.jlab.org/wiki/index.php/Mirror_prototype_test_plan#Proposed_prototypes Mirror prototype test plan] (All) | # [https://halldweb.jlab.org/wiki/index.php/Mirror_prototype_test_plan#Proposed_prototypes Mirror prototype test plan] (All) | ||
#* Discussion of assembled prototypes | #* Discussion of assembled prototypes | ||
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#** Epotek to be shipped this week | #** Epotek to be shipped this week | ||
#* Other thoughts or suggestions? | #* Other thoughts or suggestions? | ||
− | # Diffuser sealing update (Bill) | + | # Diffuser sealing update ([https://halldweb.jlab.org/DocDB/0035/003581/003/2020_Dec_7_DIRC_Update.pdf Bill]) |
# [https://logbooks.jlab.org/entry/3858896 Replacement module tested] (Bill) | # [https://logbooks.jlab.org/entry/3858896 Replacement module tested] (Bill) | ||
# DIRC commissioning analyses and 2020 studies (All) | # DIRC commissioning analyses and 2020 studies (All) | ||
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#* Geometric reconstruction update (Ahmed/Roman) | #* Geometric reconstruction update (Ahmed/Roman) | ||
#** Update on shift of the time difference | #** Update on shift of the time difference | ||
− | #** Reducing Photon Yield | + | #** Reducing Photon Yield (Geant4)[https://halldweb.jlab.org/wiki/images/3/3e/ReducingPhotonYield.pdf] (Ahmed) |
#* FastDIRC update (Yunjie) | #* FastDIRC update (Yunjie) | ||
# [https://halldweb.jlab.org/wiki/index.php/April_20-21,_2020_DIRC#Action_items Follow-up on additional action items from workfest] (All) | # [https://halldweb.jlab.org/wiki/index.php/April_20-21,_2020_DIRC#Action_items Follow-up on additional action items from workfest] (All) | ||
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#** /volatile/halld/home/gxproj7/RunPeriod-2019-11/dircsim-2019_11-ver02/analysis/hd_root_gen_2pi_pass00.root | #** /volatile/halld/home/gxproj7/RunPeriod-2019-11/dircsim-2019_11-ver02/analysis/hd_root_gen_2pi_pass00.root | ||
#** /volatile/halld/home/gxproj7/RunPeriod-2019-11/dircsim-2019_11-ver02/analysis/hd_root_gen_2k_pass00.root | #** /volatile/halld/home/gxproj7/RunPeriod-2019-11/dircsim-2019_11-ver02/analysis/hd_root_gen_2k_pass00.root | ||
+ | # Per LED Photon monitoring overtime ([https://halldweb.jlab.org/DocDB/0035/003581/003/2020_Dec_7_DIRC_Update.pdf Bill]) | ||
# AOB | # AOB |
Latest revision as of 14:52, 7 December 2020
Meeting Information
GlueX DIRC Meeting
Monday December 7, 2020
1:00 pm, ET
Remote only
Connection Using Bluejeans
- To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 846453895.
- To join via a Web Browser, go to the page [1] https://bluejeans.com/846453895 .
- 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
- More information on connecting to bluejeans is available.
Agenda
- Announcements
- South OB mirror box removal and evaluation (Bill, All)
- UV dye test Friday and Monday (Bill)
- One mirror (bottom plate) removed from the strong back: mirror and glass separated with residual DP270
- Reflectivity setup (Bill)
- Mirror prototype test plan (All)
- Discussion of assembled prototypes
- Liquid glass pieces
- Silicone mold to form thin epoxy layer
- DP270 samples with wider epoxy seal (air gap) and full epoxy sandwich being assembled
- Epotek to be shipped this week
- Other thoughts or suggestions?
- Discussion of assembled prototypes
- Diffuser sealing update (Bill)
- Replacement module tested (Bill)
- DIRC commissioning analyses and 2020 studies (All)
- Spring 2020 data production status (Justin)
- Geometric reconstruction update (Ahmed/Roman)
- Update on shift of the time difference
- Reducing Photon Yield (Geant4)[2] (Ahmed)
- FastDIRC update (Yunjie)
- Follow-up on additional action items from workfest (All)
- 100M event MC samples required for ρ and φ data/MC comparisons:
- /volatile/halld/home/gxproj7/RunPeriod-2019-11/dircsim-2019_11-ver02/analysis/hd_root_gen_2pi_pass00.root
- /volatile/halld/home/gxproj7/RunPeriod-2019-11/dircsim-2019_11-ver02/analysis/hd_root_gen_2k_pass00.root
- 100M event MC samples required for ρ and φ data/MC comparisons:
- Per LED Photon monitoring overtime (Bill)
- AOB