Difference between revisions of "November 5, 2018 DIRC"
From GlueXWiki
(→Agenda) |
(→Agenda) |
||
| (9 intermediate revisions by 4 users not shown) | |||
| Line 17: | Line 17: | ||
# Announcements | # Announcements | ||
| − | #* [https://www.jlab.org/exp_prog/experiment_schedule/2018/20181019_sch.pdf Updated schedule] from JLab management, full energy running through 11/26 and CompCal commissioning | + | #* [https://www.jlab.org/exp_prog/experiment_schedule/2018/20181019_sch.pdf Updated schedule] from JLab management, full energy running through 11/26 and CompCal commissioning for all of December |
#* All components need to be at JLab and tested by end of December, in preparation for January install | #* All components need to be at JLab and tested by end of December, in preparation for January install | ||
#* General Particle ID Working Group [https://mailman.jlab.org/mailman/private/gluex-collaboration/2018-October/004986.html announcement], discuss integration of DIRC to physics analysis. Please respond to Doodle poll. | #* General Particle ID Working Group [https://mailman.jlab.org/mailman/private/gluex-collaboration/2018-October/004986.html announcement], discuss integration of DIRC to physics analysis. Please respond to Doodle poll. | ||
| Line 25: | Line 25: | ||
#*** After work by another vendor, lower (beam right) box has reached to flatness of +/-0.5 mm (+/- 0.022"). Reminder: started with +/- 1 mm measured by JLab survey | #*** After work by another vendor, lower (beam right) box has reached to flatness of +/-0.5 mm (+/- 0.022"). Reminder: started with +/- 1 mm measured by JLab survey | ||
#*** Latest: plan to setup for machining down a skim cut down to +/- 0.25 mm? | #*** Latest: plan to setup for machining down a skim cut down to +/- 0.25 mm? | ||
| − | #*** Upper (beam left) box packaged Friday and sent to Lesker | + | #*** Upper (beam left) box packaged Friday and sent to Lesker today |
#** LED source, fiber feedthroughs and diffuser (All) | #** LED source, fiber feedthroughs and diffuser (All) | ||
| + | #*** Stephanie's drawings: [https://halldweb.jlab.org/wiki/images/a/a0/Projected_angle_of_feedthroughs.pdf projected angles] [https://halldweb.jlab.org/wiki/images/8/8b/Diffuser_position.pdf 1" diffuser] | ||
#** Dark box enclosure: fabrication and testing (Jason) | #** Dark box enclosure: fabrication and testing (Jason) | ||
#** Quartz window (with modified flange) (Ernie) | #** Quartz window (with modified flange) (Ernie) | ||
#* Testing in EEL 226 | #* Testing in EEL 226 | ||
#** [https://halldweb.jlab.org/wiki/images/5/50/GLUEX_Lightbox_LH_Assy_CABLING.PDF Darkbox cabling from Jason] | #** [https://halldweb.jlab.org/wiki/images/5/50/GLUEX_Lightbox_LH_Assy_CABLING.PDF Darkbox cabling from Jason] | ||
| − | #** Cabling tests and plans for dark box tests | + | #** [https://halldweb.jlab.org/DocDB/0035/003581/002/WM_group_meeting_DIRC_Meeting_November_5_2018.pdf Cabling tests and plans for dark box tests] (Bill/Andrew) |
| − | # | + | #*** Chris will make 8' long LV and HV cables to complete |
| − | + | ||
# PMT fit results (Andrew) | # PMT fit results (Andrew) | ||
#* [https://halldweb.jlab.org/wiki/images/e/e0/11_05_DIRC_update_AHurley.pdf Fit update] | #* [https://halldweb.jlab.org/wiki/images/e/e0/11_05_DIRC_update_AHurley.pdf Fit update] | ||
| − | #** [https://halldweb.jlab.org/wiki/images/7/71/Adc_spectra_fits_load_10_run_01.pdf run 01] | + | #** [https://halldweb.jlab.org/wiki/images/7/71/Adc_spectra_fits_load_10_run_01.pdf run 01][https://halldweb.jlab.org/wiki/images/2/20/Adc_spectra_fits_load_10_run_02.pdf run 02][https://halldweb.jlab.org/wiki/images/8/8b/Adc_spectra_fits_load_10_run_13.pdf run 13] [https://halldweb.jlab.org/wiki/images/9/95/Adc_spectra_fits_load_10_run_14.pdf run 14][https://halldweb.jlab.org/wiki/images/e/e7/Adc_spectra_fits_load_10_run_25.pdf run 25][https://halldweb.jlab.org/wiki/images/5/51/Adc_spectra_fits_load_10_run_26.pdf run 26][https://halldweb.jlab.org/wiki/images/9/9d/Adc_spectra_fits_load_10_run_27.pdf run 27][https://halldweb.jlab.org/wiki/images/8/8f/Adc_spectra_fits_field_facing_pmt_debug_reinit_5free_FOM.pdf module 20, with magnetic field] |
| − | + | #** [https://halldweb.jlab.org/wiki/images/6/63/Pmt_model_NIM_paper.pdf Model NIM reference] | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
# Software/simulations | # Software/simulations | ||
| − | #* Finalizing DIRC "as-built" geometry: support frames, bar box internals, etc. (Yunjie) | + | #* Finalizing DIRC "as-built" geometry: support frames, bar box internals, etc. ([https://halldweb.jlab.org/wiki/images/b/b4/LED_110518.pdf Yunjie]) |
#* LED generator (Yunjie) | #* LED generator (Yunjie) | ||
#* Time-based studies and [https://gluexdirc.mit.edu/expected-photon-yield adding # photons to LUT likelihood] (Maria) | #* Time-based studies and [https://gluexdirc.mit.edu/expected-photon-yield adding # photons to LUT likelihood] (Maria) | ||
| − | #* Alignment updates (Cris) | + | #* [https://halldweb.jlab.org/wiki/images/7/7c/DIRC_alignment_First_Closure_Test_CFanelli_Nov5_2018.pdf Alignment updates] (Cris) |
#* Software [https://halldweb.jlab.org/wiki/index.php/DIRC_Software_Overview overview] and [https://halldweb.jlab.org/wiki/index.php/DIRC_Software_Tasks tasks] (All) | #* Software [https://halldweb.jlab.org/wiki/index.php/DIRC_Software_Overview overview] and [https://halldweb.jlab.org/wiki/index.php/DIRC_Software_Tasks tasks] (All) | ||
# [[Addressing ERR review recommendations]] | # [[Addressing ERR review recommendations]] | ||
#* Recommendations pertaining to DIRC commissioning should be addressed before installation. | #* Recommendations pertaining to DIRC commissioning should be addressed before installation. | ||
# AOB | # AOB | ||
Latest revision as of 13:57, 5 November 2018
Meeting Information
GlueX DIRC Meeting
Monday November 5, 2018
1:00 pm, EDT
JLab room A110
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
- Updated schedule from JLab management, full energy running through 11/26 and CompCal commissioning for all of December
- All components need to be at JLab and tested by end of December, in preparation for January install
- General Particle ID Working Group announcement, discuss integration of DIRC to physics analysis. Please respond to Doodle poll.
- Optical box
- Fabrication status update (Ernie and Jason)
- Box window flange modification at Lesker (Ernie/Tim)
- After work by another vendor, lower (beam right) box has reached to flatness of +/-0.5 mm (+/- 0.022"). Reminder: started with +/- 1 mm measured by JLab survey
- Latest: plan to setup for machining down a skim cut down to +/- 0.25 mm?
- Upper (beam left) box packaged Friday and sent to Lesker today
- LED source, fiber feedthroughs and diffuser (All)
- Stephanie's drawings: projected angles 1" diffuser
- Dark box enclosure: fabrication and testing (Jason)
- Quartz window (with modified flange) (Ernie)
- Box window flange modification at Lesker (Ernie/Tim)
- Testing in EEL 226
- Darkbox cabling from Jason
- Cabling tests and plans for dark box tests (Bill/Andrew)
- Chris will make 8' long LV and HV cables to complete
- Fabrication status update (Ernie and Jason)
- PMT fit results (Andrew)
- Software/simulations
- Finalizing DIRC "as-built" geometry: support frames, bar box internals, etc. (Yunjie)
- LED generator (Yunjie)
- Time-based studies and adding # photons to LUT likelihood (Maria)
- Alignment updates (Cris)
- Software overview and tasks (All)
- Addressing ERR review recommendations
- Recommendations pertaining to DIRC commissioning should be addressed before installation.
- AOB
