• KAGRA
• Subgroups
• PEM
• Meeting
• 210423
• Agenda

Weekly PEM meeting

• 2021/04/23(Fri) 17:00-
• Regular meeting

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

Agenda

Conference issue

• GWADW (online), May 17-21, 2021
  • Registration deadline May 10
    • Rapid registration is recommended
• 新学術「地下宇宙」領域研究会 (5/19~21, Kobe university)

  • Washimi (& Yokoyama-san) have talk(s)

• Future conferences
  • 8th KIW (online), KASI, Daejeon, Korea, July 7-9, 2021
  • GWPAW Hannover, Germany, Dec 14th-17th, 2021

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

General issue

• Interferometer schedule
  • VIS upgrade (ongoing)
    • EYC dirty check
    • IX LVDT ACC installation
    • Type-A height check
    • Type-A oplev characterization
    • PRs checks(Tighten the jigs)
  • IO commissioning
    • Optics characterization
      • Alignment done
      • Acceptance check yesterday
    • Type-C suspension commissioning
      • Oplev recovery, characterization and calibration
      • Transfer function check
      • MCo transfer function anomaly
    • PMC calibration
      • Noise budget by PEMs
      • Sound check
• Schedule

  • figure

• PEM schedule

  • url

  • Magnetic field(Done)
  • 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

• Lightening paper (Washimi) <<Opened in arXiv>> arXiv:2103.06516

  • the English modification service has been finished.

• Fractal paper (Alessandro) <<Submitted to Journal>> JGW-P2112438, seminor slide

• Newtonian noise paper (Francesca) <<Submitted>>

• 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 plan
  • Electric box position
  • BS-IYC cable rack (After golden week)
  • New cable diagram
    • Discussed today
  • Cleaning around IY rack cables(Done)
  • MCF rack ready
  • Cabling schedule
    • Discussed today
• PEM sensors
  • Re-install the ACCs, MICs, MAGs before commissioning start
  • water fluid monitor

  • Magnetometers for Schumann resonance MFS-06e

    • Develop the satellite box
• Vibration projection
  • Before closing the IMC chambers, IMC vacuum tables
  • Discussion with CAL team about A chamber
• PEM injection
  • 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
  • Line identification
    • Yokozawa

    • VIS -> IOO -> MIF

Progress report

• Investigation of ICA analysis
  • Some practice using PMC(?)
  • Progress

• Yokozawa JGW-12840

  • Cabling plan
  • Infrasound microphone
• Washimi
  • Magnetic field
  • Water fluid monitor
• Pil-Jong
  • Discussion of O3GK DET
• Suzuki
  • Water simulation
• Yuzurihara
  • Instrumental noise of sensor measure

  • measurement@2021/04/23

  • log note

• Seismic motion analysis
  • O3GK
  • Microseismic
  • Long term

Place for memo