Run Planning Meeting Notes, August 6 - 12, 2020

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Integrated trigger count

Monday, August 10

  1. Last 72 hours
    • Beam returned Saturday 4am
    • Harp scan, initially problems with GUI settings
    • DAQ/HOSS problem: [1], [2]
    • Start of 350nA production cycle on Saturday day shift, but beam tuning to A ongoing [3]
    • Saturday swing: AC bias testing, [4]
    • MCC confused about FSD trip and goniometer movements: [5]
  2. Reports/Issues
  3. Run Plan

Friday, August 7

  1. Last 24 hours
    • Diamond alignment check (Hovanes)
      • Coherent edges are reproducible to about 20 MeV, tweaking may be necessary
      • Add screen shots of the coherent edges to logbook
      • "force para" or "force perp", as appropriate, and "save as default" for each of the four settings
    • Trigger check-out (Sasha)
    • TagH and PS HV scan, interrupted by pass change
    • Storm, optics tuning, several issues, transformer repair
    • No beam since, expected only this afternoon
  2. Reports/Issues
  3. Run Plan
    • Access?
    • Harp Scan
    • Complete first production cycle with 350nA

Thursday, August 6

  1. Last 24 hours
    • 5th pass separator problems after thunderstorm in the evening
    • Beam recovered around midnight
    • Harp scan: results
    • Radiation levels checked: similar to spring
  2. Reports/Issues
  3. Run Plan
    • Diamond alignment (Hovanes)
    • Trigger, PS, TagH check (Sasha)
    • Pass change at noon