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⇤ ← Revision 2 as of 2019-11-09 03:47:12 →
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← Revision 3 as of 2019-11-09 04:10:48 → ⇥
Size: 3082
Editor: TakaakiYokozawa
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   * TTanaka
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  * Shaker injection2 (Okutomi, Fabian)
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  * RF injection (TTanaka, Washimi)
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  * Friday is weekly PEM measurement   * Friday (+every morning) is weekly PEM measurement
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  * Tentative : New vacuum pump, 18V DC noise(24Hz), Cryochamber vibration(46Hz), FFU, Noise search   * Tentative : 18V DC noise(24Hz), Cryochamber vibration, Air compressors, FFU, Cooler, Noise search
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  * [[https://www.icrr.u-tokyo.ac.jp/~yokozawa/KAGRA_line_database/index.html|url]]   * [[https://www.icrr.u-tokyo.ac.jp/~yokozawa/KAGRA_line_database/index.html|url]]
  * Fixed bugs
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Weekly PEM meeting

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

  • Web meeting with Zoom2 (Zoom2)

Agenda

  • General issue
    • 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 : 11/18-12/7 (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 Yamada (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/191112/Agenda (last edited 2019-11-13 10:32:55 by taiki.tanaka)