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⇤ ← Revision 1 as of 2023-10-13 09:09:14 →
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Editor: TakaakiYokozawa
Comment:
← Revision 2 as of 2023-10-13 09:19:37 → ⇥
Size: 3975
Editor: TakaakiYokozawa
Comment:
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 * 2023/10/06(Fri) 17:00-  * 2023/10/13(Fri) 17:00-
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 * O4b
  * Break : mid-January - mid-March, 2024
  * Virgo : will join in March
  * KAGRA : Three month observation around here
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   * EX : Warming up for maintain the cooler -> Done
    * GV opened and started cooling down		    * EX : Radiation shield cooling down : 235 K
   * Height adjustment today
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   * IX, IY, EY ongoing : about 85-87 K in IM (2023/09/22)    * IX, IY, EY ongoing : about 84-87 K in IM (2023/10/13)
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  * New high power laser
   * Broken, replaced the old FBL
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   * OLTF measurements    * Resonant frequency damping
   * MN oplev control to reduce the sensor noise
   * OMC lock stable
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   * Atmospheric release : 15th Oct.(Sunday)
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 * Check the seismic motion around mozumi area
  * Daytime ground motion
  * It may appeared in DARM sensitivity (SR3?)
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  * Restart (plan today)   * Setting the magnetometer : Done
  * Prepare for winter season : Ongoing
  * Data taking : not done
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  * Anoop and Washimi

 * PEM installation
  * Start planning
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   * After O4a?
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 * After O4
  * RF monitor with mokugo
  * Tiltmeter
  * RI detector
  * Newtonian noise

 * Discussion with DET members
  * Daily summary page PEM

Weekly PEM meeting

General announcement

  • O4b
    • Break : mid-January - mid-March, 2024
    • Virgo : will join in March
    • KAGRA : Three month observation around here
  • 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
    • 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 : Radiation shield cooling down : 235 K
    • Height adjustment today
    • IX, IY, EY ongoing : about 84-87 K in IM (2023/10/13)

      • Temperature change url

      • After starting the cooling down after measuring the Q-value of sapphire fiber
  • Interferometer operation
    • PRFPMI lock trial : Ongoing
    • Alignment sensing and control
    • Resonant frequency damping
    • MN oplev control to reduce the sensor noise
    • OMC lock stable
  • Preparation towards opening the OMC chamber
    • Atmospheric release : 15th Oct.(Sunday)
  • 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

  • Schumann resonance measurement
    • Setting the magnetometer : Done
    • Prepare for winter season : Ongoing
    • Data taking : not done
  • Evaluation of newtonian noise
    • Anoop and Washimi
  • PEM installation
    • Start planning
  • Investigation of the PEM injection
    • Magnetic injection
  • Voltmeter preparation
    • AC power monitor installation
    • DC power monitor installation

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
    • Magnetometer
  • Yokozawa
    • Lock loss due to earthquake

Place for memo

KAGRA/Subgroups/PEM/Meeting/231013/Agenda (last edited 2023-10-13 09:19:37 by TakaakiYokozawa)