Difference between revisions of "HappexIII Work List"

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[[http://hallaweb.jlab.org/parity/prex/worklist.html|Bob Michaels work list for HAPPEx III, PVDIS and PREX]]
[http://hallaweb.jlab.org/parity/prex/worklist.html Bob Michaels work list for HAPPEx III, PVDIS and PREX]

Revision as of 15:22, 17 July 2009

HAPPEx III Work List
What Postdoc Description
DAQ Dustin
  • AutoDB configuration
  • Make list of epics words for DAQ ()
  • Sync monitor between crates (Luis)
  • Pedestal noise
  • Pickup tests
  • BMW scripts
  • Hall C BCM signal
Analysis chain Mark
  • Run analysis on HAPPEx II data (Mark)
  • QWeak ADC -> PAN (Rupesh)
  • Multiplet (Mark to contact Richard)
    • Multiplet mode in PAN (fall,Richard)
    • Multiplet mode in POSTPAN, Regression (fall)
    • Multiplet mode in dithering (spring)
  • Dithering analysis for PREX system
  • 240 Hz speed/efficiency (Rich)
Detector prep Dustin Cosmics Checkout, PMT linearity tests, LED system, Mounting hardware and angles
  • PMT DC linearity (Luis)
    • New (Bogdan) Burle PMT
    • Photonics PMT
    • New/Old base
    • Test for He poisoning (strong baseline current and look for double pulsing)
  • Calculate light yield from HAPPEx III detector (KK)
  • Online LED pulse linearity hardware (Kent)
    • LED mounting (Rupesh)
    • Studies once hardware is available (Rupesh)
  • Attenuation study (Rupesh, Dustin)
  • Locate/Test/Update mounting hardware (Rupesh/Kent)
  • Determine installation spec: angles and position (Dustin)
    • Installation plan, test installation??
  • Test detector pedestal noise (Rupesh)
  • Lumi
    • Check running for lumi health
    • Identify spare tubes
    • Test pedestals
  • Electronics
    • Relays between counting and integrating mode
Moller polarimeter Dustin Dustin, Luis and Sasha become experts at running the Moller polarimeter
Compton polarimeter Mark
  • Electron detector (Alex, Bob)
  • Increase IR cavity power (Mark)
  • Understand transfer function
    • Find script that runs 1/4 wave plate scan
  • Shine green laser through cavity
Accelerator dev/liason Mark and Dustin
  • Run 8 more cables from HAPPEx DAQ to source table (Mark,Riad)
  • Schedule a shift for last week of July (Mark)
  • Revive BMW scripts
  • Test BMW system
  • Add new magnets to arc
  • Design PREX modulation system
  • Modulation "spec" document (Kent)
  • Revive Hall B,C and compton signals
Installation planning
  • When is the detector going in?
  • What tools are needed?
  • Give Ed a list of surveys that are required
Commissioning planning
Documentation and administration
  • COO, RSAD, TSOP must be produced. Shift workers must be asked to read and sign before shift.
  • Target training must be organised and advertised.
  • Shift schedule and signup sheet (done)
  • Run coordinator signup (Xiaochao)
  • WAC signup (Mark)
  • Online documentation for shift workers
  • Manpower schedule (Mark)
  • Contact list update (Mark)


Bob Michaels work list for HAPPEx III, PVDIS and PREX