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   * Vacuum pump vibration [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10949]]    * Vacuum pump vibration [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10949|JGW-G1910949]]

Weekly PEM meeting

  • 2019/11/12(Tue) 17:00-(JST)
  • Regular meeting meeting
  • Web meeting with Zoom2 (Zoom2)

Agenda

  • General issue
    • Meeting time
      • 17:00-18:00 -> 16:00-18:00

        • Increase the discussion item
        • Conflict with CRY meeting(?)
    • Interferometer status
      • We are fixing the ALS(Arm Length Stabilization system) problem.
      • 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
      • TTanaka
  • Chrome Book project (Portable PEM researcher)
  • PEM injection
    • Shaker injection1 (TTanaka, Yokozawa)
    • acoustic injection (TTanaka, Yokozawa)
    • magnetic field injection (Niigata Tanaka, Fujikawa, Yokozawa)
  • Weekly PEM measurement
    • Friday (+every morning) is weekly PEM measurement
    • Understanding the effect of the instruments, search the origin of noise, and so on
    • Tentative : 18V DC noise(24Hz), Cryochamber vibration, Air compressors, FFU, Cooler, Noise search
  • Database for the KAGRA characteristic lines
    • url

    • Fixed bugs
  • Visitors from LV
    • Anamaria from Livingston : 18 - 29 Nov.
    • Federico, Irene, Camilla (input optics) + Francesca from Virgo : 11/26-12/7 (2 weeks@KAGRA, 1 weeks@NAOJ)
    • Fujikawa, TNTanaka 11/24-12/3
  • Each progress

KAGRA/Subgroups/PEM/Meeting/191112/Agenda (last edited 2019-11-13 10:32:55 by taiki.tanaka)