Weekly PEM meeting

• 2021/07/16(Fri) 17:00-
• Regular meeting

• Zoom2 : https://zoom.us/j/6676627462

Conference issue

• 27th KAGRA Face-to-face meeting
  • Remote style
• LVK meeting

  • url

  • 6,7,8,9,10 September

• JPS meeting url

  • Yuzurihara(ICRR) : 14pW3-5
  • Kobayashi(OCU)
  • Washimi(NAOJ) in "Environmental physics session"

• Other meetings url

• GWPAW Hannover, Germany, Dec 14th-17th, 2021

If you have some presentation about PEM related, please contact to me.

Business travel

• Ookawa, Hoshino (Niigata) to Kamioka : 7/3 (Sat.)
• Washimi (Kamioka) to Riken : 7/12,13
• Kobayashi (OCU) to Kamioka : 7/13-21
• Suzuki (Tokyo) to Kamioka : 8/16-26

General issue

• Interferometer schedule
  • VIS upgrade (ongoing)
    • Trouble shooting
  • Green laser X arm
    • Reached green laser to xend
    • Find signal in TMSX
    • Prepare for x arm commissioning
  • IO commissioning
    • IMC ASC
    • ALS
    • IMC, PMC calibration
      • Noise budget by PEMs
      • Sound check
  • Initial alignment
    • Set oplev to good alignment point (PR2, PR3, ITMX, ETMX)
• Schedule

  • figure

• PEM schedule
  • Re-installation of PEMs toward O4

Jurnal paper issue

Details are here!

• PTEP (2) : noise budget(K.Yamamoto, Kokeyama, Washimi) Check list, slack <<Writing>>

  • NB plot has been finalised
  • PWT is writing the draft for each part

• Fractal paper (Alessandro) <<Reply to referee comment>> JGW-P2112438, seminor slide

• Newtonian noise paper (Francesca) <<Reply to referee comment>>

• Reverberation time paper (Washimi+) <<Start writing>>

• ICA for E-run/O3GK (Kume, Yokoyama) <<Analysis ON GOING>>

• Portable PEMs (Yokozawa+) <<Start writing>>

Preparation for O4

• PEM cabling

  • IY0 rack model completed <- Seis & Mag channels are not yet

  • 15pin cabling
  • Cable cleaning PSL room
  • Remaining task
    • Box install for SR/OMC area
    • Seis for BS/OMC
    • Voltage monitor
    • IX, IY
    • BNC cabling
    • Booth MIC setting(IMC, REFL done)
    • Set calibration factor
    • End station PEM
• PEM sensors
  • Changed the PEM channel name
  • water fluid monitor

  • Magnetometers for Schumann resonance MFS-06e

    • Develop the satellite box
• Vibration projection
  • Discussion with CAL team about A chamber
• PEM injection

  • Low frequency sound injectorklog16829

  • Acoustic injection at X/Y-end
  • Magnetic injection

• After O4
  • RF monitor
  • Tiltmeter
  • RI detector
  • Newtonian noise
• Discussion with DET members
  • Daily summary page PEM

Progress report

• Pil-Jong
  • Discussion of O3GK DET
• Suzuki
  • Water simulation
• Hoshino
  • Progress
• Nishizawa
  • Magnetic field analysis
• Yuzurihara
  • Microphone analysis

    • KIW slide

    • k-log : Investigation of PMC correlation with microphones when FFU turned off

    • k-log : investigation of PMC correlation in PSL room with observation mode

• Investigation of ICA analysis
  • Progress
• Washimi
  • Infrasound sensor test : no update
  • Lightening sensor : Riken shucchou

  • PSL room sound : https://klog.icrr.u-tokyo.ac.jp/osl/?r=17554

• Yokozawa
• Seismic motion analysis
  • O3GK
  • Microseismic
  • Long term

Place for memo

• This meeting is 100th anniversary meeting !!!