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 * 2023/09/29(Fri) 17:00-  * 2023/10/06(Fri) 17:00-
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 * VK PEM meeting
  * [[https://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Meeting/230926/Agenda|url]]
  * Next 19th Oct.(Thu)
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  * If you want to visit Kamioka, please contact with Yokozawa   * If you want to visit Kamioka, please contact Yokozawa
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  * Gravitational Wave Probes of Physics Beyond Standard Model
   * Osaka Metropolitan University
   * 6-9 November 2023 [[https://indico.nitep.osaka-cu.ac.jp/event/130/|url]]
   * Registration deadline 9th Oct.

Weekly PEM meeting

General announcement

  • KAGRA visiting plan
    • If you want to visit Kamioka, please contact Yokozawa

Meeting and Conference issue

  • ET SCB/SPB/ANM workshop @ Nikhef, December 6-7
    • Washimi will attend in person
    • satellite meeting before/after the workshop?
  • Gravitational Wave Probes of Physics Beyond Standard Model
    • Osaka Metropolitan University

    • 6-9 November 2023 url

    • Registration deadline 9th Oct.

  • Other meetings url

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

Business travel (except for conferences)

  • To Kamioka

    • Chou & Yeh (9/10 + LVK + 9/16-23, 28)

    • Miyamoto (10/4 - 11/3)
  • From Kamioka
    • Washimi (10/27-28 Mitaka)
    • Washimi (10/30 Kanazawa)
    • Washimi (11/2-4 Kashiwa)
    • Washimi (11/4-5 Waseda)
    • Washimi (11/6-9? OMU)
    • Washimi (12/4-8? Amsteldam)

General issue

  • Cooling down

    • EX : Warming up for maintain the cooler -> Done

      • GV opened and started cooling down
    • GVs around EXC closed
      • VAC trouble X-27
        • The reason unknown, shutdown the vacuum pump
    • IX, IY, EY ongoing : about 85-87 K in IM (2023/09/22)

      • Temperature change url

      • After starting the cooling down after measuring the Q-value of sapphire fiber
  • New high power laser
    • Broken, replaced the old FBL
  • Interferometer operation
    • PRFPMI lock trial : Ongoing
  • New IP control
    • Ongoing
  • Strategy for noise hunting

Jurnal paper issue

Details are here!

  • Micro seismic analysis (Hoshino)
  • ICRC Proceedings
  • Acoustic reverberation time paper (Washimi+, Sato?)
    • Suspend
    • Re-measurement before O4?
  • TCam paper
    • Writing ongoing

Preparation for O4b

  • Check the seismic motion around mozumi area
    • Daytime ground motion
    • It may appeared in DARM sensitivity (SR3?)
  • Schumann resonance measurement
    • Restart (plan today)
  • Evaluation of newtonian noise
  • Investigation of the PEM injection
    • Magnetic injection
      • After O4a?
  • Voltmeter preparation
    • AC power monitor installation
    • DC power monitor installation
  • 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 slide

    • Data quality evaluation
  • Hoshino
    • Seismic motion analysis
  • Sato
    • Sound source analysis
  • Miyamoto
    • Weather analysis
  • Takatani
    • Applying the deepclean
    • Calculation of Schumann resonance
  • Kume

    • PR3 line injection klog25670

    • Noise subtraction
  • Nishizawa
    • Water newtonian noise
    • Magnetic field analysis
  • Washimi

    • seismometer klog26958, klog26960

    • Magnetometer
    • SGWB + Schumann resonance
    • Acoustic NN estimation
  • Yokozawa
    • Lock loss due to earthquake

Place for memo

KAGRA/Subgroups/PEM/Meeting/231006/Agenda (last edited 2023-10-06 12:57:05 by TakaakiYokozawa)