BigBite GRINCH
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Contents
GRINCH Meeting
GRINCH
Documents
- 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(Oct 8, 2015) DOC file / PDF file
- Magnetic Testing 2nd test 100 Amps(Nov 9, 2015) DOC file / PDF file
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 by 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 (PDF) -- 08/04/2018
Gas Radiator
- 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>
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
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
- Describes 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 --10/03/2011 Eric Jensen
- Presentation I gave at a Hall A meeting. Briefly summarizes work done by the students I supervised this summer. The first half is on PMT testing, the 2nd half is on the SciFi construction. --- 08/17/2012 Eric Jensen
- Poster done by one of the summer interns. Summarizes the repair and testing of the PMTs --- 08/17/2012
- DAQ diagram for PMT Test --- 11/18/2012 (Procedure can be found in GC Elog)
- PMT Gluing Procedure
- PMT Gluing Procedure by Scott --- 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
- Tried to match PMTs in groups of 8 (PDF)
- Text - only details here
- Output file with the PMT grouped by gain
- WLS Paint Technical Report by Scott
Geant4 Simulation
svn checkout svn+ssh://username@wm-jlab.physics.wm.edu/home/username/SVN/SVN .
- Side view of A1n Simulation Geometry (cm,deg) --- Huan Yao 06/18/2013
- Top view of A1n Simulation Geometry (cm,deg) --- Huan Yao 06/18/2013
- Efficiency for e- with uniform Bigbite magnetic field and theory-modeled mirror locations. --- Huan Yao 09/26/2013
- Efficiency for pi- with uniform Bigbite magnetic field and theory-modeled mirror locations. --- Huan Yao 09/26/2013
- Huan_simulation_wo_coated_iron_2016 Uploaded by C. Ayerbe 07/19/2017
Prototype Gas Cherenkov Detector
- A1n Gas Cherenkov Detector Report by Bo -- 03/09/2012
- Prototype II top view,Left view,Front view --04/26/2012
- OSP for Prototype Gas Cherenkov Detector Testing during g2p and gEp experiment --11/16/2011
- Support plate submitted to machine shop. Include top,front view of supporter. Top view of plate. Top view of front and side rail. --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
- Lucite --05/03/2011
- Prototype gas Cherenkov Detector Report -- Huan Yao 05/23/2012
- Prototype gas Cherenkov Detector Thesis -- Christine MacLean 05/23/2012
- TEST 2015
- TEST 2016
- TEST 2017 Includes Inventory
DAQ for Prototype
- Prototype Gas Cherenkov Electronics and HV, ROC connections. --04/05/2011
- Spare cables --02/01/2012
- Data sheet---Lecroy 4616, VME Trigger Interface module, Lecroy 222, PS 711,PS 776, PS 754, PS 726, PS 706, CAEN 792, CAEN 767, CAEN 775
- Manual---CAEN 792, CAEN 767, CAEN 775,VME Trigger Interface model, CAEN A992
- 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 position (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 by Scott
- Instructions for Running the DAQ by Scott
RUN INFO
Prototype Run Inforamtion READ ONLY: guest/guest
GRINCH ASSEMBLY 
- Equipment List
- Pictures
- PMTs INSTALLED INFORMATION
- GRINCH TEST AT TED HIGH BAY
TO DO LIST
HELP
Please call 911.