Weekly PEM meeting

• 2022/03/25(Fri) 17:00-
• Regular meeting

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

Report

• C2C program request
  • Deadline 3/28
    • LVK Cardiff (September?)
    • LIGO/Virgo/GEO visiting
    • Foreign university visiting
    • Others
  • 1) participate in the international conferences related GW researches (in Japan and abroad),
  • 2) stay for the collaboration work in the counter part countries (UK, USA, Australia, Italy, Gernamy, France, China, Korea, Taiwan, India, VIetnam) .
  • 3) participate KAGRA F2F if it will be held onsite.

Meeting and Conference issue

• ILANCE url

  • Workshop with CNRS, France and UTokyo
  • 4/15(Fri) 17:00-23:00(JST) (Skip PEM meeting??)
  • Washimi-san and Yokozawa will participate and have a presentation

• GWADW 2022 url
• JpGU 2022 (日本地球惑星科学連合2022年大会)
  • 2022年5月22日(日)～6月3日(金) @ 幕張メッセ

  • 緊急セッション「気象津波の発生を伴ったトンガ海底火山噴火」https://www.jpgu.org/meeting_j2022/program.php#late-breaking_session

    • 緊急セッションの投稿開始は3月を予定しております．

• Other meetings url

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

Business travel

• Depending on the situation of COVID-19
  • To Kamioka
    • No
  • From Kamioka
    • No

General issue

• Procedure toward X arm commissioning
  • TMSX commissioning
    • Trial of the pumping down
  • Time series check
    • Glitch check between IMMT1 trans and PRM/IMMT1/IMMT2
  • TCam check
    • Script to find the edge of the sapphire mirror
    • Report in Yokozawa's part
• Mid-size baffle
  • SR2/SR3 soon(?)
  • For installing, we performed the first contact
• IO commissioning
  • IMC ASC
• Y arm commissioning
  • ETMY health check
    • This is important bottleneck of schedule
  • ITMY alignment : Done
  • Yarm commissioning
    • Green lock succeeded(~1s), need the suspension commissioning
  • ITMY suspension health check : ongoing
  • PCal finalize : Review Yesterday
  • Oplev preparation : EY done, IY will start
  • BS alignment
  • Green laser performance
• Schedule

  • attachment

• PEM schedule
  • Re-installation of PEMs toward O4

Jurnal paper issue

Details are here!

• PTEP (2) : noise budget(K.Yamamoto, Kokeyama, Washimi) JGW-P2113405

  • https://arxiv.org/abs/2203.07011

• Invited review paper (Washimi+) JGW-P2113549

  • Under reviewing
• Tonga signal paper (Washimi+)
  • Writing
  • meeting with GIF : 3/23 13:00~ @zoom3
• Acoustic reverberation time paper (Washimi+)
  • Suspend
• ICA for E-run/O3GK (Kume, Kobayashi)
  • Writing

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

Preparation for O4

• New seismometer arrived

  • klog20150

• PEM installation check
  • Electrical box
    • Installed to XY end : Done!
    • Cabling : Mostly done

    • ACO power supply : Thanks to technician, Done! pic

• MN oplev noise investigation
  • Light source
  • Sent to Toyama university and start investigation
    • Temperature dependence
    • Environment?
• New oplev noise budget
  • EX
  • Main work : Wind, vibration and sound injection FFU on/off
  • Prepare to set the PEMs
    • Accelerometers
    • Seismometer (Move from BS)
    • Magnetometer
    • Microphone
    • PEM injection
• Magnetmeters for the Schumann resonance
  • Discussing with technicians (AEL, FCL)
• PEM injection

  • Low-frequency sound injectorklog16829

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

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

Progress report

• Yuzurihara
  • Pastavi
  • Data Quality Report
  • Data quality evaluation
• Suzuki
  • Water simulation
• Hoshino
  • Seismic motion analysis
• Kobayashi
  • Investigation of ICA analysis
• Kume
  • Report of paper progress
• Fukunaga
  • Schumann resonance
• Kiyota
  • Take over Kobayashi-san's work
• Nishizawa
  • Magnetic field analysis
• Washimi
  • Tonga analysis
• Yokozawa
  • Report of Aoyama gakuin group

Place for memo

• Line noise list in O3a public data

• Summary page for KAGRA O3 vector dark matter