Differences between revisions 2 and 3
⇤ ← Revision 2 as of 2023-09-29 08:58:13 →
Size: 3663
Editor: TakaakiYokozawa
Comment:
← Revision 3 as of 2023-09-29 09:05:14 → ⇥
Size: 3845
Editor: TakaakiYokozawa
Comment:
Deletions are marked like this. Additions are marked like this.
Line 28: Line 28:
  * Chou & Yeh (9/10 + LVK + 9/16-23?)
  * Takatani (LVK + 9/10)		   * Chou & Yeh (9/10 + LVK + 9/16-23, 28)
  * Miyamoto (10/4 - 11/3)
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   * EX : Warming up for maintain the cooler    * EX : Warming up for maintain the cooler -> Done
    * GV opened and started cooling down
Line 42: Line 43:
    * VAC trouble X-27
     * The reason unknown, shutdown the vacuum pump
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    * Discussing when we start the cooling down of mirror     * After starting the cooling down after measuring the Q-value of sapphire fiber
Line 55: Line 58:
     * Strategy for noise hunting
   * [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=26848|klog26848]]
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  * Ongoing   * Restart (plan today)

 * Evaluation of newtonian noise
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  * Question from media
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  * Activity this week
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  * Air pressure at various places
  * Portable seismometer measurement		   * seismometer
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  * Mirror height check   *

Weekly PEM meeting

General announcement

  • VK PEM meeting

    • url

    • Next 19th Oct.(Thu)
  • KAGRA visiting plan
    • If you want to visit Kamioka, please contact with 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?

  • 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 (10/11-14? Amsteldam)
    • Washimi (10/28 Mitaka)
    • Washimi (10/30 Kanazawa)
    • Washimi (11/2-4 Kashiwa)
    • Washimi (11/6-9? OMU)

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
  • Yokozawa

Place for memo

KAGRA/Subgroups/PEM/Meeting/230929/Agenda (last edited 2023-09-29 17:04:48 by tatsuki.washimi)