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   * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Meeting/191126/Agenda|LVK PEM meeting (11/26)]]
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   * Summary of coherence study between PEMs and DARM displacement    * Summary of coherence study between PEMs and DARM displacement ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10923|pdf]])
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   * IXC vibration    * IXC vibration ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10925|pdf]])
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   * Vacuum pump vibration    * Vacuum pump vibration[[attachment:StopVacuumePump.pdf]]
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   * fujimopy    * fujimopy [[attachment:PEMmtg_191105fmpy.pdf]]
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   * Lock loss study  [[attachment:PEMmtg_191029fuji.pdf]]    * Lock loss study [[attachment:PEMmtg_191105lock.pdf]]

Weekly PEM meeting

  • 2019/11/05(Tue) 17:00-(JST)
  • Regular meeting meeting

  • Web meeting with Zoom2 (Zoom2)

Agenda

  • General issue
    • Interferometer status
      • Now, we can lock the interferometer stably
      • ISS(Intensity Stabilization System) was implemented, better sensitivity

      • Long silent run at 2nd Nobember (klog11312)

      • 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
    • 1 slot 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), FFU, Noise search
  • 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)

    • LVK PEM meeting (11/26)

  • Each progress
    • Yokozawa
      • Current serious noises
        • 24Hz noise (100V AC + AA?)
        • MICH control noise
        • Coherent with ITMX MN YAW
        • Coherence with ITMY TM PIT
      • Daily summary page
    • Washimi

      • Summary of coherence study between PEMs and DARM displacement (pdf)

    • Washimi, Yamada, TTanaka

      • IXC vibration (pdf)

    • Kozakai
      • Trigger analysis with silent run
    • TTanaka(ICRR), Washimi, TTanaka(Niigata), Yamada
      • Acoustic injection with FPMI
    • Mori
    • Fujikawa, Mori
    • Fujikawa, Washimi
    • TTanaka(Niigata)
      • Preparation of the coil
      • 24Hz noise situation
    • etc

KAGRA/Subgroups/PEM/Meeting/191105/Agenda (last edited 2019-11-05 17:09:06 by TomohiroYamada)