Differences between revisions 1 and 2
⇤ ← Revision 1 as of 2023-07-07 07:02:12 →
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Editor: TakaakiYokozawa
Comment:
← Revision 2 as of 2023-07-07 07:17:34 → ⇥
Size: 5011
Editor: TakaakiYokozawa
Comment:
Deletions are marked like this. Additions are marked like this.
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 * 2023/06/30(Fri) 17:00-  * 2023/07/07(Fri) 17:00-
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  * CAL/DET week now
  * Noise budget measurement		   * CAL/DET week finished
  * restarted the commissioning toward the O4b
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Line 33: Line 31:
  * KAGRA F2F meeting on Sep. 15   * KAGRA F2F meeting on Sep. 15
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  * CAL/DET week
   * Calibration measurement done : No significant change from previous measurement
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   * Peak identification
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  * IPC glitch
   * Mostly solved
   * NIC latency for myrinet was 10us on k1dc0, I set as 1us.
   * [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=25698|klog25698]]
   * 1 event/day(?)
Line 81: Line 71:
  * New high power laser replacement
   * Replacing itself was performed, but the laser power was instable
   * Gave up the replacement and backed to the original one
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  * CAL/DET week (1 week)
   * Done

  * Switch to high power laser (1 week)
   * 7/4-7/9
   * Check the sensitivity
   * Several additional measurements (option)
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   * 7/10 -16    * 7/10 - 16
Line 94: Line 81:
   * PD noise evaluation
Line 96: Line 84:
   * This weekend (6/30-?)
   * There are some cooling trouble at EY
    * Turned off ION pump, TMP
   * Same timing with switch high power laser
   * IX, IY, EY. Not perform EX		    * Turned off (6/30)
    * Turned on the TMP and temperature adjustment
   * Turned on again

Weekly PEM meeting

General announcement

  • Open the registration LVK meeting@Toyama
    • 2023/09/11-15
    • Including the F2F meeting

    • url

    • Welcome the visitor
  • O4a run finished successfully
    • 4 weeks run has been finished on 21st June 8:00(JST)
    • CAL/DET week finished
    • restarted the commissioning toward the O4b
  • KAGRA visiting plan
    • If you want to visit Kamioka, please contact to Yokozawa

Meeting and Conference issue

  • ICRC 2023 url 7/26 - 8/3

    • Nagoya
    • Yokozawa will present about KAGRA PEM (oral)
    • Washimi will present about Schumann resonance and SGWB (oral)
  • LVK meeting at Toyama
    • 11-14 September 2023
    • KAGRA F2F meeting on Sep. 15
  • JPS meeting (Tohoku U)
    • 16-19 September 2023
    • Presentation about PEM
      • Yokozawa (Status)
      • Washimi (Noise hunting)
      • Hoshino (Seismic forecast)

  • Other meetings url

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

Business travel (except for conferences)

  • To Kamioka
    • Hoshino(planned)
  • From Kamioka
    • No

General issue

  • Status

    • Sensitivity 1.1~1.4 Mpc latest

    • Summary url

    • Noise budget measurement
      • Interferometer (MICH, PRCL, ISS, CARM, ...)
      • Suspensions
      • PEMs
      • Peak identification
      • etc.
      • Some measurement results
    • Lock loss investigation
      • Ongoing
    • New high power laser replacement
      • Replacing itself was performed, but the laser power was instable
      • Gave up the replacement and backed to the original one
  • Schedule after O4a
    • Open the OMC chamber (1 week)
      • 7/10 - 16
      • Set the geophone inside the chamber and evaluate the vibration
      • Treatment the ghost beam
      • PD noise evaluation
    • Turned off and on the cryocooler (1 week)
      • Turned off (6/30)
        • Turned on the TMP and temperature adjustment
      • Turned on again
    • Commissioning toward 10 Mpc

  • 出張PEM injection (planning form)

Jurnal paper issue

Details are here!

  • Micro seismic analysis (Hoshino)
  • 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
    • Ongoing
  • Acoustic injection post O4a
    • Reported later
  • 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 analysid
  • 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
  • Yokozawa
    • Lock loss study O4a

    • Summary of acoustic injection test post O4a JGWDoc15061

Place for memo

KAGRA/Subgroups/PEM/Meeting/230707/Agenda (last edited 2023-07-07 14:27:14 by TakaakiYokozawa)