Difference between revisions of "JEF meeting, March 8, 2024"
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*'''Preparation of parts for ECAL''' -- Sasha | *'''Preparation of parts for ECAL''' -- Sasha | ||
+ | ** - signal cables - done | ||
+ | ** - signal patch panel [https://halldweb.jlab.org/detectors/fcal2/installation/meetings/10_13_2023/signal_patch_panel.jpg ] - done | ||
+ | ** - HV short cables: received, checked, labeled (last week) | ||
+ | ** - HV long cable, 18 ready (out of 36) | ||
+ | ** - HV distribution boards: in preparation | ||
+ | ** - LV cables: 150 cables received, 400 cables in total | ||
+ | ** - LV distribution boards [https://halldweb.jlab.org/detectors/fcal2/cables/lv_distribution/lv_dist_board.jpg ]. Have to populate with connectors, and design a box around the PCB | ||
* '''Ongoing projects''' -- Sasha, all | * '''Ongoing projects''' -- Sasha, all | ||
+ | ** - Tested and labeled all HV cables ! and about 100 LV cables -- Laveen | ||
* '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / George | * '''[[Testing of PMT dividers]]''' -- Sasha / Vlad / George | ||
− | * '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad | + | ** - Testing procedure [https://halldweb.jlab.org/detectors/fcal2/dividers/divider_test_guide.pptx] |
+ | ** - About 1300 dividers have been fabricated (Chris, Armen, Mindy) | ||
+ | ** - Started removing power regulators on the newly fabricated dividers | ||
+ | ** - George has tested 41 dividers (865 have been tested in total) [https://halldweb.jlab.org/wiki/index.php/Final_test_of_dividers]. | ||
+ | * '''Installation of the FCAL2 detector & integration to GlueX''' -- Sasha / Vlad / Hakob / Laveen | ||
+ | ** Detector installation [https://logbooks.jlab.org/book/halld][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/photos/install_fcal/students_detector.jpg] | ||
+ | ** Installation of the LMS | ||
+ | *** 1053 fibers have been installed [https://logbooks.jlab.org/entry/4259134] [https://logbooks.jlab.org/entry/4262988] | ||
+ | ** Cable and divider installation [https://logbooks.jlab.org/entry/4249243][https://halldweb.jlab.org/detectors/fcal2/installation/meetings/02_16_2024/install_cable1.jpg][https://halldweb.jlab.org/detectors/fcal2/installation/meetings/02_16_2024/install_cable2.jpg] | ||
+ | ** Power installation on the platform has been completed [https://logbooks.jlab.org/entry/4262698] | ||
+ | ** [https://halldweb.jlab.org/wiki/index.php/FCAL_Installation Detector installation page] | ||
*'''Analysis/Simulation''' | *'''Analysis/Simulation''' | ||
+ | |||
+ | =Minutes= | ||
+ | Attendees: Bill, Sasha, Igal, Laveen, Phil, Jon, Zisis, Vlad, Stjepan, Liping, Jane, S.T. | ||
+ | * All short HV cables have arrived and have been tested and labeled | ||
+ | * Fabrication of long HV cables with Radiall connectors ongoing (18 out of 36) | ||
+ | * Short LV cables continue to arrive, current inventory has been checked and labeled | ||
+ | * Still need 250 PMT dividers; 865 have been tested | ||
+ | * LMS installation ongoing at ~80 fibers/day; 1053 installed | ||
+ | * Power has finally been installed for ECAL racks | ||
+ | ** Waiting for ethernet connection; parts for patch panel for trigger on order | ||
+ | * Laveen to start working on software/xml specification for geometry | ||
+ | * Igal working with Daniel L.: machine learning tools/framework | ||
+ | ** Phil will provide a master's student to work with Igal | ||
+ | * Calibration discussion | ||
+ | ** Plan is to install layers of PMT dividers, make light tight and start checking row-by-row using LMS | ||
+ | *** Voltage calibration curves, use results from 5x5 prototype for guidance in setting HV | ||
+ | ** Set up self-trigger, look for cosmics | ||
+ | *** Might also set up scintillator paddles for triggering | ||
+ | ** Then with beam: Compton + pi0 events, study with MC first |
Latest revision as of 09:15, 11 March 2024
Meeting time and location:
- 9:30 am EST (JLab time) remote only
- Connection information
Agenda
- Preparation of parts for ECAL -- Sasha
- - signal cables - done
- - signal patch panel [1] - done
- - HV short cables: received, checked, labeled (last week)
- - HV long cable, 18 ready (out of 36)
- - HV distribution boards: in preparation
- - LV cables: 150 cables received, 400 cables in total
- - LV distribution boards [2]. Have to populate with connectors, and design a box around the PCB
- Ongoing projects -- Sasha, all
- - Tested and labeled all HV cables ! and about 100 LV cables -- Laveen
- Testing of PMT dividers -- Sasha / Vlad / George
- Installation of the FCAL2 detector & integration to GlueX -- Sasha / Vlad / Hakob / Laveen
- Analysis/Simulation
Minutes
Attendees: Bill, Sasha, Igal, Laveen, Phil, Jon, Zisis, Vlad, Stjepan, Liping, Jane, S.T.
- All short HV cables have arrived and have been tested and labeled
- Fabrication of long HV cables with Radiall connectors ongoing (18 out of 36)
- Short LV cables continue to arrive, current inventory has been checked and labeled
- Still need 250 PMT dividers; 865 have been tested
- LMS installation ongoing at ~80 fibers/day; 1053 installed
- Power has finally been installed for ECAL racks
- Waiting for ethernet connection; parts for patch panel for trigger on order
- Laveen to start working on software/xml specification for geometry
- Igal working with Daniel L.: machine learning tools/framework
- Phil will provide a master's student to work with Igal
- Calibration discussion
- Plan is to install layers of PMT dividers, make light tight and start checking row-by-row using LMS
- Voltage calibration curves, use results from 5x5 prototype for guidance in setting HV
- Set up self-trigger, look for cosmics
- Might also set up scintillator paddles for triggering
- Then with beam: Compton + pi0 events, study with MC first
- Plan is to install layers of PMT dividers, make light tight and start checking row-by-row using LMS