Difference between revisions of "BigBite GRINCH"
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*[https://hallaweb.jlab.org/wiki/images/2/20/GRINCHRR_2021-02-17.pdf GRINCH GMn Readiness Review] --B. Yale 02/17/2021 | *[https://hallaweb.jlab.org/wiki/images/2/20/GRINCHRR_2021-02-17.pdf GRINCH GMn Readiness Review] --B. Yale 02/17/2021 | ||
*[https://hallaweb.jlab.org/wiki/images/8/8f/2021-04-05_GRINCHSTATUS.pdf GRINCH status update (SBS weekly)] --B. Yale 04/05/2021 [[File:Blinking new.gif]] | *[https://hallaweb.jlab.org/wiki/images/8/8f/2021-04-05_GRINCHSTATUS.pdf GRINCH status update (SBS weekly)] --B. Yale 04/05/2021 [[File:Blinking new.gif]] | ||
| + | |||
| + | = Old Presentations = | ||
| + | * [http://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/Collab-meeting-6-13/talks/GRINCH_A1n.pdf A1n Cherenkov] SBS Collaboration Meeting 05/June/2013 - Samuel Danagoulian | ||
| + | * [https://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_07jul14/Hall_A_GRINCH_update_7_2014.pdf Update on the Gas Ring Imaging Cherenkov (PDF)] [https://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_07jul14/Hall_A_GRINCH_update_7_2014.pptx PPTX] SBS Collaboration Meeting 08/July/2014 - Todd Averett | ||
| + | * [https://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_15jul15/talks/Hall_A_GRINCH_update_7_2015.pdf Update on the Gas Ring Imaging Cherenkov] SBS Collaboration Meeting 16/July/2015 - Todd Averett | ||
| + | * [https://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_21jul16/talks/GRINCH%20SBS_JLab_2016-Averett.pdf Update on the Gas Ring Imaging Cherenkov] SBS Collaboration Meeting 22/July/2016 - Todd Averett | ||
| + | * [https://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_13jul17/talks/GRINCH_SBS_collab_mtg_14-Jul-2017.pdf Update on the Gas Ring Imaging Cherenkov] SBS Collaboration Meeting 14/July/2017 - Todd Averett | ||
| + | * [https://hallaweb.jlab.org/12GeV/SuperBigBite/meetings/col_13jul17/talks/McClellan_VETROC.pdf VETROC DAQ/GTP Trigger for GRINCH] SBS Collaboration Meeting 14/July/2017 - Evan McClellan | ||
== GRINCH Documentation == | == GRINCH Documentation == | ||
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</math> | </math> | ||
*[[Test in d2n]] | *[[Test in d2n]] | ||
| − | *[https://hallaweb.jlab.org/wiki/images/4/46/GRINCHPressure.png GRINCH pressure vs. height (expected)] --B. Yale 05/2020 | + | *[https://hallaweb.jlab.org/wiki/images/4/46/GRINCHPressure.png GRINCH pressure vs. height (expected)] --B. Yale 05/2020 |
| − | *[https://hallaweb.jlab.org/wiki/images/1/1f/Gas_Panel_schematic.pdf Gas Panel Schematic] --01/06/2020 | + | *[https://hallaweb.jlab.org/wiki/images/1/1f/Gas_Panel_schematic.pdf Gas Panel Schematic] --01/06/2020 |
=== Mirror === | === Mirror === | ||
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*[https://hallaweb.jlab.org/wiki/images/9/90/GRINCH_mirrorMeasurements.pdf GRINCH mirror position measurements] --B. Yale 12/13/2020 [[File:Blinking new.gif]] | *[https://hallaweb.jlab.org/wiki/images/9/90/GRINCH_mirrorMeasurements.pdf GRINCH mirror position measurements] --B. Yale 12/13/2020 [[File:Blinking new.gif]] | ||
*[https://hallaweb.jlab.org/wiki/images/2/23/GRINCH_mirrorAlignmentCheck.pdf GRINCH mirror alignment/acceptance test] --B. Yale 01/11/2021 [[File:Blinking new.gif]] | *[https://hallaweb.jlab.org/wiki/images/2/23/GRINCH_mirrorAlignmentCheck.pdf GRINCH mirror alignment/acceptance test] --B. Yale 01/11/2021 [[File:Blinking new.gif]] | ||
| − | *[https://hallaweb.jlab.org/wiki/images/8/88/A00000-01-01-3902_rev--merged.pdf GRINCH Mirror mount drawings] 01/13/2021 | + | *[https://hallaweb.jlab.org/wiki/images/8/88/A00000-01-01-3902_rev--merged.pdf GRINCH Mirror mount drawings] 01/13/2021 |
| − | + | ||
=== PMT === | === PMT === | ||
*[https://hallaweb.jlab.org/wiki/images/8/85/9125B.pdf 29mm (1.13") photomultiplier 9125B] --- [https://hallaweb.jlab.org/wiki/images/5/53/PMT_QE.pdf Quantum Efficiency Fit for this PMT] | *[https://hallaweb.jlab.org/wiki/images/8/85/9125B.pdf 29mm (1.13") photomultiplier 9125B] --- [https://hallaweb.jlab.org/wiki/images/5/53/PMT_QE.pdf Quantum Efficiency Fit for this PMT] | ||
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** Finished testing 360 PMTs, another 60 in progress. | ** Finished testing 360 PMTs, another 60 in progress. | ||
** Ordered various UV LEDs (350 nm, 375 nm, and 400 nm). Can buy lower wavelength if necessary ($$). | ** Ordered various UV LEDs (350 nm, 375 nm, and 400 nm). Can buy lower wavelength if necessary ($$). | ||
| − | ** Table with PMT parameters is [ | + | ** Table with PMT parameters is [[Media:Grinch pmt tests jmu.txt| here]] uploaded 09/11/2022 [[File:Blinking new.gif]] |
| − | ** Tried to match PMTs in groups of 8 ([ | + | ** Tried to match PMTs in groups of 8 ([[Media:Group pmts.pdf|PDF]] uploaded 09/11/2022) [[File:Blinking new.gif]] |
| − | ** Text - only details [ | + | ** Text - only details [[Media:group_pmts.txt| here]] uploaded 09/11/2022) [[File:Blinking new.gif]] |
**[https://hallaweb.jlab.org/wiki/images/d/d7/Group_pmts_output.txt Output file with the PMT grouped by gain] | **[https://hallaweb.jlab.org/wiki/images/d/d7/Group_pmts_output.txt Output file with the PMT grouped by gain] | ||
*[https://hallaweb.jlab.org/wiki/images/1/17/Technical_Report_on_Wavelength_Shifting_Paint_for_GRINCH_PMTs_7_20_15.pdf WLS Paint Technical Report] --- Scott Barcus | *[https://hallaweb.jlab.org/wiki/images/1/17/Technical_Report_on_Wavelength_Shifting_Paint_for_GRINCH_PMTs_7_20_15.pdf WLS Paint Technical Report] --- Scott Barcus | ||
Latest revision as of 19:44, 26 September 2024
Contents
GRINCH Presentations
- GRINCH Meeting (2014)
- C. Ayerbe - SBS Weekly Meeting 10 Jan 2018
- C. Ayerbe - SBS Weekly Meeting 03 Oct 2018
- C. Ayerbe - SBS Weekly Meeting 09 Jan 2019
- C. Ayerbe - SBS Collaboration Meeting 27 Feb 2019
- C. Ayerbe - SBS Weekly Meeting 25 Apr 2019
- C. Ayerbe - SBS Weekly Meeting 13 Jun 2019
- C. Ayerbe - SBS Weekly Meeting 25 Jul 2019
- GRINCH Weekly Meetings (2021)
- GRINCH status update (SBS weekly) --B. Yale 11/21/2019
- Summer 2020 SBS Collab. meeting --B. Yale 7/14/2020
- GRINCH status update (SBS weekly) --B. Yale 11/16/2020
- GRINCH GMn Readiness Review --B. Yale 02/17/2021
- GRINCH status update (SBS weekly) --B. Yale 04/05/2021
Old Presentations
- A1n Cherenkov SBS Collaboration Meeting 05/June/2013 - Samuel Danagoulian
- Update on the Gas Ring Imaging Cherenkov (PDF) PPTX SBS Collaboration Meeting 08/July/2014 - Todd Averett
- Update on the Gas Ring Imaging Cherenkov SBS Collaboration Meeting 16/July/2015 - Todd Averett
- Update on the Gas Ring Imaging Cherenkov SBS Collaboration Meeting 22/July/2016 - Todd Averett
- Update on the Gas Ring Imaging Cherenkov SBS Collaboration Meeting 14/July/2017 - Todd Averett
- VETROC DAQ/GTP Trigger for GRINCH SBS Collaboration Meeting 14/July/2017 - Evan McClellan
GRINCH Documentation
Background
- SLAC DIRC Collaboration
- Test of a large scale prototype of the DIRC, a Čherenkov imaging detector based on total internal reflection for BaBar at PEP-II --10/01/1997
- Status of the DIRC detector at BaBar: early operational experience --10/11/2000
- The DIRC particle identification system for the BaBar experiment --02/11/2005
- SHMS cherenkov -- 01/2011
- SHMS cherenkov -- 08/05/2008
- SHMS cherenkov -- 06-24-2009
- The CO2 gas Cherenkov detectors for the Jefferson Lab Hall-A spectrometers -- 12/12/1997
- Hall A Technical Note for the BigBite Cerenkov Detector --12/21/2010
- The Magnetic Distortion Calibration System of the LHCb RICH1 Detector --06/04/2012
- Boron and thermal neutron interactions on borosilica window photomultiplier tubes (LHC-Study) --07/24/2012
- Neutron Note --07/24/2012
- A GEANT Simulation of Background Rate for transversity --07/24/2012
- Cherenkov kinematics quick calculator --04/05/2005
- GRINCH technical report --Todd Averett] 08/17/2012
- The GRINCH design technote (v2) --06/18/2013
- Prototype GRINCH magnetic measurements -- NC A&T 06/24/2013
- Magnetic Measurements 20 Amps 08/17/2015
- Magnetic Testing 2nd test 100 Amps 09/09/2015
- A Threshold Gas Cherenkov Detector for the Spin Asymmetries of the Nucleon Experiment 04/08/2015
Design
- Top view layout of GRINCH --(cm) Red is entrance, Yellow is exit, Green is front surface of PMT array 04/04/2013
- PMT Box Prototype --(cm) 04/04/2013
- PMT Box --(cm) 04/04/2013
- Top view layout of GRINCH --Susan Esp 08/20/2013
- Mirror CAD -- 11/08/2013 (including clean room drawing)
- PMT Array Box CAD -- 01/23/2014
- GRINCH Final Assembly Drawings -- 08/04/2018
Gas
- C4F8O Safety Data Sheet --11/16/2011
- C4F8O Transmission --06/21/2012
According to figure on page 4, <math> ABS_L=7424.75cm </math>
<math> I=I_0 e^{\lambda/ABS_L} </math>
- Test in d2n
- GRINCH pressure vs. height (expected) --B. Yale 05/2020
- Gas Panel Schematic --01/06/2020
Mirror
- Light-weight spherical mirrors for Cherenkov detectors -- 07/24/2012
- Mirror reflectivity technical note -- 11/07/2012
- Mirror reflectivity report -- 09/19/2012
- Mirror reflectivity vs wave length of photon with fit parameters -- 09/20/2012
- Operation Manual for Reflectivity Measurement Setup of Free Electron Laser Facility at Jefferson Lab -- 01/04/2013
- Reflectivity for mirror samples -- 01/09/2013
- GRINCH mirror technical report --Scott Barcus 09/10/2014
- GRINCH mirror position measurements --B. Yale 12/13/2020
- GRINCH mirror alignment/acceptance test --B. Yale 01/11/2021
- GRINCH Mirror mount drawings 01/13/2021
PMT
- 29mm (1.13") photomultiplier 9125B --- Quantum Efficiency Fit for this PMT
- Overview of the DIRC detector Chapter 6 discusses the PMTs. --08/17/2012
- Description of the glass corrosion of the PMTs --08/17/2012
- Table comparing the PMTs before and after gluing --08/17/2012
- Setup and Procedure for DIRC PMT Testing --Eric Jensen 10/03/2011
- Hall A Summer Projects PMT testing and SciFi construction --Eric Jensen 08/17/2012
- Summer interns DIRC poster Summarizes the repair and testing of the PMTs -- 08/17/2012
- DAQ diagram for PMT Test -- 11/18/2012
- PMT Gluing Procedure --Scott Barcus 02/07/2013
- 02/07/2014: Short update on PMT testing @ JMU --- Ioana Niculescu
- pedestal, 1pe, and signal for PMT #2043 @ 900V
- pedestal, 1pe, and signal for PMT #2044 @ 1050V
- gain vs HV for a few of the PMTs tested.
- 08/14/2014: Short update on PMT testing @ JMU --- Gabriel Niculescu
- Finished testing 360 PMTs, another 60 in progress.
- Ordered various UV LEDs (350 nm, 375 nm, and 400 nm). Can buy lower wavelength if necessary ($$).
- Table with PMT parameters is here uploaded 09/11/2022
- Tried to match PMTs in groups of 8 (PDF uploaded 09/11/2022)
- Text - only details here uploaded 09/11/2022)
- Output file with the PMT grouped by gain
- WLS Paint Technical Report --- Scott Barcus
Geant4 Simulation
svn checkout svn+ssh://username@wm-jlab.physics.wm.edu/home/username/SVN/SVN
- A1n Simulation Geometry(cm,deg) --Huan Yao 06/18/2013
- Efficiencies with uniform Bigbite magnetic field and theory-modeled mirror locations --Huan Yao 09/26/2013
- Huan simulation w/o coated iron, 2016 --C. Ayerbe 07/19/2017
- GRINCH performance estimated with g4sbs --08/08/2017
Prototype Gas Cherenkov Detector
- A1n Gas Cherenkov Detector Report --Bo 03/09/2012
- Prototype II --04/26/2012
- OSP for Prototype Gas Cherenkov Detector Testing during g2p and gEp experiment --11/16/2011
- Support plate drawings submitted to machine shop --01/31/2012
- Prototype Gas Cherenkov V2 --11/21/2011
- Parasitic Beam Test Request --12/05/2011
- Hall A Floor for Prototype Gas Cherenkov Detector Testing --12/05/2011 Move the whole det to the RHRS.
- PMT Calibration --03/12/2011
- Prototype II with Lucite] --05/03/2011
- Prototype gas Cherenkov Detector Report --Huan Yao 05/23/2012
- Honors Thesis --Christine MacLean 05/23/2012
- Prototype tests
- Inventory at ESB --10/27/2017
DAQ (mostly for Prototype)
- Prototype Gas Cherenkov Electronics, HV, ROC connections --04/05/2011
- Spare cables --02/01/2012
- Electronics Data Sheets
- Electronics Manuals
- Cable Map for prototype Gas Cherenkov Electronics --04/05/2011
- Cable Map for other detectors of prototype Gas Cherenkov detector like scintillators and lead-glass calorimeter --04/05/2011
- CODA
- High Voltage
- ANALYZER
- VME Crate Reset
- VNC
- Scaler
- List of target encoder positions (Column 4)
- A 16-channel Digital TDC Chip with internal buffering and selective readout for the DIRC Cherenkov counter of the BABAR experiment
- VETROC Tests Report ---Scott Barcus
- Instructions for Running the GRINCH DAQ ---Scott Barcus
- Readout Event Structure
RUN INFO
Prototype Run Information READ ONLY: guest/guest (broken)
GRINCH ASSEMBLY
- INSTALLED PMT INFORMATION
- --> GRINCH CABLE/CHANNEL MAPS <--
TO DO LIST
- Replace door gasket, seal door
- Leak check, leak rate measurement
- Port/develop software in SBS-offline
- PMT gain matching
CONTACTS
- Todd Averett: tdaver@jlab.org
- Bradley Yale: byale@jlab.org
