Meeting 2022 02 02

GMn GEM commissioning Meetings: WEDNESDAY 10:30am - 11:30am

Link to all previous meetings: GMn GEM Commissioning Meeting

Please use sbs_gems mailing list for plots/communications and HALOG entries relevant to GEMs!

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Update on BB GEMs(Sean, Ezekiel, Holly, Anu)

• Analysis of negative pulse study (https://logbooks.jlab.org/entry/3979464) still underway
• Negative pulse analysis ideas
  • The occupancy of the negative signals
  • Timing distribution of the negative signals
  • Fraction of negative signals to positive signals
  • Fraction of negative signals to positive signals on the same event
  • Fraction of negative signals to positive signals on the same event in the same APV
  • Fraction of negative signals to positive signals on the same event in the same MPD
  • Use tracking to see if negative signals correlate to the track position
  • Check if hits turned a negative signal into a positive one

Update on UVa GEM layers for GEn-RP (Anu, John, Thir)

• APV inventory
• Updates on GEn-RP analyzer/replay