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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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   * Detection range is about 10kpc (or 30kpc(?))    * Detection range is about 40kpc at maximum
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    * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/EngineeringRun/ER191217_24/ | wiki]]
  
  * 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
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 * Conference
   * F2F meeting (4th and 5th Dec., 2019 @ RESCEU) [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/LCGT/Meeting/f2f/2019Dec]]
     * Washimi (PEM status)
     * Miyo (doctoral thesis)
     * TTanaka (master thesis)
    * Conference
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     * registration : -12/3 14:00     * Yokozawa, TTanaka
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 * PEM injection
  * Shaker injection1 (TTanaka, Yokozawa)
  * acoustic injection (TTanaka, Yokozawa)
  * magnetic field injection (Niigata Tanaka, Fujikawa, Yokozawa)
  * Acoustic injection to the PSL room
  * PEM injection
   * Shaker injection1 (TTanaka, Yokozawa)
    * Where is the PZT shaker driver?
    * Acoustic injection -> Shaker injection
   * Shaker injection2 (Washimi, Camilla)
    * Bluetooth shaker + Chromebook
    * optical table, oplev, ...
   * 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
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 * Newtonian noise measurement
  * Francesca mainly measured the newtonian noise
  * Newtonian noise measurement
   * Thank you for Virgo PEM member!
 
* Francesca mainly measured the newtonian noise
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 * Materials
  * If you planed to by the PEM materials, please let me know as soon as possible
  * 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?)
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 * Weekly PEM measurement
  * Understanding the effect of the instruments, search the origin of noise, and so on
  * Tentative : Air cooler, ground, air compressor

 * Database for the KAGRA characteristic lines
  * [[https://www.icrr.u-tokyo.ac.jp/~yokozawa/KAGRA_line_database/index.html|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 11/24-12/10
  * Visitors from LV
   * Adam, Sheila (-12/13)
   * Camilla (-12/20)
 
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   * Short report about newtonian noise measurement(Virgo PEM effort)
   * Short report about jitter noise at PSL room(Camilla effort)
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    * MICH control noise
    * Lock state vs EXC magnetometer
    * PSL room
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   * Slow monitor page
   * Lockloss study
   * Volt monitor for the optical table
   * Lockloss study [[http://10.68.10.87/~controls/washimi/LockLossStudy/|link]]
   * Volt monitor for the optical table [[https://github.com/gw-pem/kagra-pem/issues/198|link]]
   * update of [[https://www.icrr.u-tokyo.ac.jp/~washimi/KAGRA/PEM/PEMmap/|PEM map]] [[https://github.com/gw-pem/kagra-pem/issues/195|link]]
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   * Acoustic injection with FPMI    * Acoustic injection with FPMI [[attachment:191211.pdf|pdf]]
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   * Lock loss study
   * fujimopy
   * Line amplitude web page
   * Lock loss study [[attachment:FujikawaMTG_191211.pdf]]
   * fujimopy [[attachment:PEMmtg_191211lock.pdf]]
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   * Preparation of the coil
   * IXC compressor study

   * Magnetic field from air cooler and compressor
   * Magnetic field injection to AS and REFL table

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

      • Shaker injection2 (Washimi, Camilla)
        • Bluetooth shaker + Chromebook
        • optical table, oplev, ...
      • 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 link

      • Volt monitor for the optical table link

      • update of PEM map link

      • Polish-up of Acuostic reverberation time (on-going)
    • Kozakai
      • Trigger analysis with silent run
    • TTanaka(ICRR)
      • Acoustic injection with FPMI pdf

    • 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)