Difference between revisions of "BigBite GRINCH"

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m (Mirror)
m
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*GRINCH mirror alignment/acceptance test (coming soon)
 
*GRINCH mirror alignment/acceptance test (coming soon)
*[https://hallaweb.jlab.org/wiki/images/9/90/GRINCH_mirrorMeasurements.pdf GRINCH mirror measurements] --B. Yale 12/13/2020
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*[https://hallaweb.jlab.org/wiki/images/9/90/GRINCH_mirrorMeasurements.pdf GRINCH mirror measurements] --B. Yale 12/13/2020 [[File:Blinking new.gif]]
  
 
=== PMT ===
 
=== PMT ===
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** Tried to match PMTs in groups of 8 ([http://csma31.csm.jmu.edu/physics/niculegx/halla/group_pmts.pdf PDF])
 
** Tried to match PMTs in groups of 8 ([http://csma31.csm.jmu.edu/physics/niculegx/halla/group_pmts.pdf PDF])
 
** Text - only details [http://csma31.csm.jmu.edu/physics/niculegx/halla/group_pmts.txt here]
 
** Text - only details [http://csma31.csm.jmu.edu/physics/niculegx/halla/group_pmts.txt here]
**[https://hallaweb.jlab.org/wiki/images/d/d7/Group_pmts_output.txt Output file with the PMT grouped by gain][[File:Blinking new.gif]]
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**[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
  

Revision as of 20:08, 29 December 2020

GRINCH Presentations

GRINCH Documentation (file uploads and cleanup in progress)

Documents

Design

Gas Radiator

According to figure on page 4, <math> ABS_L=7424.75cm </math>

<math> I=I_0 e^{\lambda/ABS_L} </math>

Mirror

PMT

Geant4 Simulation

svn checkout svn+ssh://username@wm-jlab.physics.wm.edu/home/username/SVN/SVN

Prototype Gas Cherenkov Detector

DAQ for Prototype

RUN INFO

Prototype Run Information READ ONLY: guest/guest (broken)

GRINCH ASSEMBLY Blinking new.gif

TO DO LIST

  • Test CODA 3, check cables
  • Replace door gasket, seal door
  • Leak check, rate measurement
  • PMT gain matching

CONTACTS

  • Todd Averett: tdaver@jlab.org
  • Bradley Yale: byale@jlab.org