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  * Google chrome project
  * KAGRA interferometer status
   * PRC loss was large, birefringence effect?
   * FPMI or SRFPMI or DRFPMI
   * Open the CS area and remove the PRM and SRM?
   * Before that, we want to investigate the scattering effect at CS area

  * Chrome Book project
   * Portable PEM researcher
   * Spectral analyzer, sound recording, ...
   * USB accelerometer ([[attachment:20190628_summary.pdf|Center area]]), microphone, ...
   * Data sharing [[https://drive.google.com/open?id=1zIturCCaSe7mmP0s15TcRzHsvNvomP5k|GoogleDrive]]

  * Weekly PEM measurement
   * Friday is temporal weekly PEM measurement
   * Understanding the effect of the instruments and so on
   * Power supply
   * duct vibration

  * PEM DAQ sampling rate
   * Due to the limited DAQ power, almost all PEMs are taken at 2kHz sampling
   * Only PSL and CS microphone are taken with 16kHz sampling for the noise hunting

  * PEM injection
   * Shaker injection1 (Yikang, Yokozawa)
   * Shaker injection2 (Okutomi, Fabian)
   * acoustic injection (TTanaka)
   * magnetic field injection (Yikang, Yokozawa)
   * RF injection (TTanaka, Washimi)

  * 1st engineering run
   * 1st engineering run : Jun. 8th 12:00-18:00(JST) : Xarm cavity

  * Preparing toward the next engineering run
   * Next engineering run : 13th Jul.
   * Interferometer configuration ?

  * English meeting
   * We will have a monthly English meeting(Mainly share the information with Virgo people)
   * The third Tuesday of every month 17:00-(JST) 10:00-(CEST)
   * 2nd meeting will be held at 16th Jul.(Tue) 17:00-18:00 [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Meeting/190716/Agenda|URL]]
  * Seismon issue
   * We already installed to KAGRA system
   * Need the tuning for the KAGRA
   * Large earthquake happened this month, we "should" be a safe mode before coming large earthquake (PEM issue???)

  * Task list toward the O3
   * [[https://docs.google.com/spreadsheets/d/1DSltWg18KrwnfkVJmSm09TkQ82aQ5lHAdaC9uCozGC0/edit#gid=1072504162|task sheet]]
   * Please send e-mail to me if you have comments.
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   * Coherent analysis for each situation
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   * Kaminari monitoring
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   * Long term study of the KAGRA ground motion    * Long term study of the KAGRA ground motion [[https://github.com/MiyoKouseki/kagra-gif/issues/92| Link]]
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  * TTanaka   * TTanaka[[attachment:meeting190702.pdf|pdf]]

Weekly PEM meeting

  • 2019/7/02(Tue) 17:00-(JST)
  • Regular meeting meeting
  • Web meeting with Zoom2 (Zoom2)

=== Agenda ===

  • General issue
    • KAGRA interferometer status
      • PRC loss was large, birefringence effect?
      • FPMI or SRFPMI or DRFPMI
      • Open the CS area and remove the PRM and SRM?
      • Before that, we want to investigate the scattering effect at CS area
    • Chrome Book project
      • Portable PEM researcher
      • Spectral analyzer, sound recording, ...
      • USB accelerometer (Center area), microphone, ...

      • Data sharing GoogleDrive

    • Weekly PEM measurement
      • Friday is temporal weekly PEM measurement
      • Understanding the effect of the instruments and so on
      • Power supply
      • duct vibration
    • PEM DAQ sampling rate
      • Due to the limited DAQ power, almost all PEMs are taken at 2kHz sampling
      • Only PSL and CS microphone are taken with 16kHz sampling for the noise hunting
    • PEM injection
      • Shaker injection1 (Yikang, Yokozawa)
      • Shaker injection2 (Okutomi, Fabian)
      • acoustic injection (TTanaka)
      • magnetic field injection (Yikang, Yokozawa)
      • RF injection (TTanaka, Washimi)
    • 1st engineering run
      • 1st engineering run : Jun. 8th 12:00-18:00(JST) : Xarm cavity
    • Preparing toward the next engineering run
      • Next engineering run : 13th Jul.
      • Interferometer configuration ?
    • English meeting
      • We will have a monthly English meeting(Mainly share the information with Virgo people)
      • The third Tuesday of every month 17:00-(JST) 10:00-(CEST)
      • 2nd meeting will be held at 16th Jul.(Tue) 17:00-18:00 URL

    • Seismon issue
      • We already installed to KAGRA system
      • Need the tuning for the KAGRA
      • Large earthquake happened this month, we "should" be a safe mode before coming large earthquake (PEM issue???)
    • Task list toward the O3
      • task sheet

      • Please send e-mail to me if you have comments.
  • each member progress
    • Yokozawa
      • Power supply issue
    • Washimi 
      • Plan for cryochamber characterization
      • Sound reverberation analysis
      • Kaminari monitoring
      • Others and plan toward the JPS meeting
    • Kozakai
      • Trigger event identification
      • Yuzu summary page comments
      • Others and plan toward the JPS meeting
    • Miyo
      • Effect the protect shied to the seismometer
      • Long term study of the KAGRA ground motion Link

    • Oshino
      • Weather station issue
    • TTanakapdf

      • Preparing for the PEM injection
      • Microphone calibration
      • Thesis agenda and plan toward the JPS meeting
    • Okutomi
      • Shaker injection
    • Kaihotsu
      • Report about the KIW6
    • Yuzurihara
      • Yuzu summary page comments
    • etc
  • github progress

KAGRA/Subgroups/PEM/Meeting/190702/Agenda (last edited 2019-07-02 17:46:06 by taiki.tanaka)