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    * make shell script for automated injection
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    * Yamada-san is interested in the line peak at 10-200Hz
    * Common line pick ups
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    * public html and ICRR account tomorrow
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    * with IO guardian, compare the lock loss and no lock loss data
    * python base analysis -> root base analysis
    * Make histogram for PEMs which are placed in IMC area
    * We can find the earthquake lock loss by histogram analysis
    * Easy to find the GPS time

Minute of PEM meeting

  • Date: 2019/10/29 16:00-17:00(JST)
  • Attend:Yokozawa, TTanaka, Washimi, Kozakai, Oshino, TTanaka, Ohkawa, kokeyama, mori, kaihotsu,Fujikawa

Agenda

  • General issue
    • Interferometer status
      • We tried to lock the FPMI now, there is a problem in the hand-off from the green to IR main laser
      • Several morning runs were held (Ex: 17th October).
      • See the detail in url

      • Silent run -> Some excitation(including calibration line) -> PEM injection -> Hardware injection

  • PTEP paper
    • [kagra 03133]
    • KAGRA Overview papers
    • Overview of KAGRA : (3) Detchar, calibration, physical environment, data quality
  • Next F2F meeting
    • RESCEU
    • 4th and 5th Dec., 2019
    • 1slot Washimi-san will have a talk
    • If you plan to write master/doctor thesis, please let me know
  • Chrome Book project (Portable PEM researcher)
  • PEM injection
    • Shaker injection1 (TTanaka, Yokozawa)
    • Shaker injection2 (Okutomi, Fabian)
    • acoustic injection (TTanaka, Yokozawa)
    • magnetic field injection (Niigata Tanaka, Fujikawa, Yokozawa)
    • RF injection (TTanaka, Washimi)
  • Weekly PEM measurement
    • Friday is weekly PEM measurement
    • Understanding the effect of the instruments, search the origin of noise, and so on
    • Tentative : New vacuum pump, 18V DC noise(24Hz), Cryochamber vibration(46Hz)
  • Database for the KAGRA characteristic lines
  • Visitors from LV
    • Anamaria from Livingston : 18 - 29 Nov.
    • Federico, Irene, Camilla (input optics) + Francesca from Virgo : 11/18-12/7 (2 weeks@KAGRA, 1 weeks@NAOJ)
  • Each progress
    • Yokozawa
      • Current serious noises
        • 18V DC noises
        • Coherent with ITMX MN YAW
        • Coherence with ITMY TM PIT
      • Daily summary page
    • Washimi
      • Place the temporal accelerometers to the IXC.
      • We will check the cryocooler at Thursday
      • 24Hz noise search
        • Checked the instruments around the IXV area
        • Time variation at the 4+10n (24,44,...)
      • Help the Fujikawa analysis
    • Sugimoto 
      • Virgo visiting report
    • Kozakai
      • Trigger analysis with silent run
      • GWPAWでデータ解析メンバーと議論、イベントセパレーション
      • NoEmi -> Check channel list

    • TTanaka(ICRR)
      • Preparing for the PEM injection
        • make shell script for automated injection
      • Master thesis
        • Upload to JGWDoc every week
        • Welcome the comments
    • Mori, Kaihotsu
      • Cryochamber vibration
        • Yamada-san is interested in the line peak at 10-200Hz
        • Common line pick ups
    • Fujikawa, Mori
      • fujimopy
      • Line amplitude web page
        • public html and ICRR account tomorrow
    • Fujikawa, Washimi
      • Lock loss study PEMmtg_191029fuji.pdf

        • with IO guardian, compare the lock loss and no lock loss data
        • python base analysis -> root base analysis

        • Make histogram for PEMs which are placed in IMC area
        • We can find the earthquake lock loss by histogram analysis
        • Easy to find the GPS time
    • TTanaka(Niigata)
      • Preparation of the coil
      • 24Hz noise situation
    • Yamamoto
    • etc
  • github progress

KAGRA/Subgroups/PEM/Meeting/191029/Minute (last edited 2019-10-29 16:55:24 by TakaakiYokozawa)