Differences between revisions 1 and 3 (spanning 2 versions)
⇤ ← Revision 1 as of 2019-12-11 15:48:47 →
Size: 232
Editor: TakaakiYokozawa
Comment:
← Revision 3 as of 2019-12-11 16:03:25 → ⇥
Size: 3020
Editor: TakaakiYokozawa
Comment:
Deletions are marked like this. Additions are marked like this.
Line 7: Line 7:
Kamioka : Kamioka : Ohkawa, Washimi, Kozakai, Oshino, TTanaka, TTanaka(Niigata)
Line 15: Line 15:

 * 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
    * [[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

 
  * 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 [[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]]
   * Polish-up of Acuostic reverberation time (on-going)

  * Kozakai
   * Trigger analysis with silent run

  * TTanaka(ICRR)
   * Acoustic injection with FPMI

  * Fujikawa
   * Lock loss study [[attachment:FujikawaMTG_191211.pdf]]
   * fujimopy [[attachment:PEMmtg_191211lock.pdf]]

  * TTanaka(Niigata)
   * Magnetic field from air cooler and compressor
   * Magnetic field injection to AS and REFL table

  * etc

Weekly PEM meeting

  • 2019/12/1(Wed) 16:00-(JST)
  • Regular meeting meeting (Japanese)

  • Web meeting with Zoom2 (Zoom2)

Kamioka : Ohkawa, Washimi, Kozakai, Oshino, TTanaka, TTanaka(Niigata)

Agenda

General issue

  • 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
    • Fujikawa
    • TTanaka(Niigata)
      • Magnetic field from air cooler and compressor
      • Magnetic field injection to AS and REFL table
    • etc

KAGRA/Subgroups/PEM/Meeting/191210/Minute (last edited 2019-12-11 16:03:25 by TakaakiYokozawa)