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== Weekly PEM meeting ==
 * 2019/12/10(Tue) 16:00-(JST)
 * Regular meeting meeting (Japanese)
 * Web meeting with Zoom2 ([[https://zoom.us/j/6676627462|Zoom2]])
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    * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/EngineeringRun/ER191217_24/ | wiki]]
 
  * Conference
   * JPS (2010/3/16-19 @ Nagoya)
    * Yokozawa, TTanaka

  * PEM injection
   * Shaker injection1 (TTanaka, Yokozawa)
    * Where is the PZT shaker driver?
    * Acoustic injection -> Shaker injection
   * acoustic injection (TTanaka, Yokozawa)
    * PSL, REFL and AS table injection
    * Analysis is ongoing
   * magnetic field injection (Niigata Tanaka, Fujikawa, Yokozawa)
    * Effect of the air cooler magnetic field
    * AS, REFL table injection

  * Newtonian noise measurement
   * Thank you for Virgo PEM member!
   * Francesca mainly measured the newtonian noise

  * PEM measurement
   * Sunday morning : PEM injection
   * 10th Dec. : Xend environmental check
   * Someday : Effect of the sound to DARM displacement
   * Someday : Environmental check around BS (including the POP)
   * Someday : Evaluation of the table cover
   * Someday : SR2 and SR3 optical lever (Reflection light from SRM?)

  * Visitors from LV
   * Adam, Sheila (-12/13)
   * Camilla (-12/20)
 

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Agenda

  • General issue
    • Interferometer status
      • Detection range is about 40kpc at maximum
      • There is still some peaks in the lower frequency
      • Mostly AS PD noise at higher frequency
      • Peaks appeared at higher frequency
      • December 17-24 24h engineering run
    • PEM festival
      • 12/13(Fri) 9:00-17:00
        • Vibration injection to PSL, REFL and AS table
        • Vibration to IXC and IYC
      • 12/20(Fri)
        • No PEM work
      • 12/24(Tue)
        • FFU, cooler, vacuum pump turned off
    • Conference
      • JPS (2010/3/16-19 @ Nagoya)
        • Yokozawa, TTanaka
    • PEM injection
      • Shaker injection1 (TTanaka, Yokozawa)
        • Where is the PZT shaker driver?

        • Acoustic injection -> Shaker injection

      • acoustic injection (TTanaka, Yokozawa)
        • PSL, REFL and AS table injection
        • Analysis is ongoing
      • magnetic field injection (Niigata Tanaka, Fujikawa, Yokozawa)
        • Effect of the air cooler magnetic field
        • AS, REFL table injection
    • Newtonian noise measurement
      • Thank you for Virgo PEM member!
      • Francesca mainly measured the newtonian noise
    • PEM measurement
      • Sunday morning : PEM injection
      • 10th Dec. : Xend environmental check
      • Someday : Effect of the sound to DARM displacement
      • Someday : Environmental check around BS (including the POP)
      • Someday : Evaluation of the table cover
      • Someday : SR2 and SR3 optical lever (Reflection light from SRM?)
    • Visitors from LV
      • Adam, Sheila (-12/13)
      • Camilla (-12/20)
  • Each progress
    • Yokozawa
      • Short report about newtonian noise measurement(Virgo PEM effort)
      • Short report about jitter noise at PSL room(Camilla effort)
      • Current serious noises
    • Washimi
      • Lockloss study
      • Volt monitor for the optical table
      • Polish-up of Acuostic reverberation time (on-going)
    • Kozakai
      • Trigger analysis with silent run
    • TTanaka(ICRR)
      • Acoustic injection with FPMI
    • Fujikawa
    • TTanaka(Niigata)
      • Magnetic field from air cooler and compressor
      • Magnetic field injection to AS and REFL table
    • etc

KAGRA/Subgroups/PEM/Meeting/191210/Agenda (last edited 2019-12-11 16:43:23 by taiki.tanaka)