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Editor: tatsuki.washimi
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  * Street view : [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=11806|Holobuilder]]
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      * Discussion with Furuta-san & a company is started
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    * Infrasound monitor @ Atotsu, Mozumi, (+ Toyama?)
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      * gamma/neutron : chikauchu       * gamma/neutron : 新学術地下宇宙
      * start from a geiger counter?
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  * PEM injection for O4
    * Large speaker @ End station
    * Magnetic injection by large coil

Weekly PEM meeting

Agenda

Conference issue

  • JPS meeting

    • Online meeting web

    • Yokozawa will present about the PEM activity
  • KIW7
    • The 7th KAGRA International Workshop (National Central U., Taiwan), Dec. 18-20, 2020 (F2F meeting on Dec. 17-18)
    • Yokozawa is supported by C2C program

General issue

  • Interferometer status
    • RSE lock trial
      • PRFPMI lock recovery trial
      • New suspension damping (modal damping)
      • - 11th Sep.
    • Occasional day
      • 12th - 16th Sep.
    • Preparation for O4 work
  • Working style (COVID-19 related)
    • Situation is unclear, I will explain in this meeting.
    • Some collaborator came to Kamioka. Please contact to Yokozawa if you plan to go to Kamioka.
  • Useful management tools
    • Easy communication : Slack
      • We want to start using the slack by communication. I will send the message to candidate

    • Task management : GitHub

    • Software management : GitHub

    • Papers : Overleaf

    • Street view : Holobuilder

Jurnal paper issue

Details are here!

  • PTEP (2) : noise budget(K.Yamamoto)
    • Start investigation (?)

  • PTEP (3) : CAL, DET, PEM, GIF (Yokozawa) <<Submitted to CPC>>

  • Acoustic injection paper (Washimi) <<Analysis ON GOING>>

  • ICA for E-run/O3GK (Kume, Yokoyama) <<Analysis ON GOING>>

  • Portable PEMs (Yokozawa+) <<Start investigation>>

Preparation for O4

  • Clean up the experimental area
    • Material control
    • Clean cabling
      • All PEMs will be recovered.
      • We already started the PEM recovery(回収)
      • Buy new PEMs
    • PEM tasks for O4 will be discussed after this meeting with SEO
      • GND issue
      • Cabling issue
  • for O4 preparation

    • GND issue

      • We found new ground in the center area
      • We started the rack design with AEL people

    • cabling (github204)

    • ondotori (github205)

    • water fluid (github207)

      • Discussion with Furuta-san & a company is started

    • read out of the lightning sensor (github182)

    • Infrasound monitor @ Atotsu, Mozumi, (+ Toyama?)
    • RF monitor
    • tiltmeter
    • RI detector

      • Rn : contact person -> Guillaume Pronostさん (ICRR, SK)

      • cosmic-ray : plastic scintillator?
      • gamma/neutron : 新学術地下宇宙
      • start from a geiger counter?
    • gravity gradient (Newtonian noise)
      • Superconducting Gravimeter
      • TOBA
  • PEM injection for O4
    • Large speaker @ End station
    • Magnetic injection by large coil

Analysis report

  • Washimi
    • Progress of the acoustic injection analysis
  • Fujikawa
    • Lock loss study
  • Progress of the ICA analysis
  • Omicron and hveto study(Someone)

Place for memo

KAGRA/Subgroups/PEM/Meeting/200731/Agenda (last edited 2020-07-30 20:35:12 by tatsuki.washimi)