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 * Washimi  * Washimi [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=14597|JGW-G2214597]]

Weekly PEM meeting

General announcement

  • Author list application 2022
    • [kagra 05488]
    • If you have question or consultation, please contact to Yokozawa and Washimi-san
  • Task list generation 2023
    • task list 2023

    • Also, please contact to me if there are question or consultation
  • KAGRA visiting plan
    • Welcome to visit KAGRA site
    • Please contact to Ohashi-san
  • Important discussion with ET people
    • Magnetic field from infrastructure
    • If you want to join the discussion, please let Yokozawa know.
  • Visiting to Virgo site
    • By C2C budget
    • Contact to Virgo people
      • Next year?

Meeting and Conference issue

  • JPS meeting (Online)
    • Registration : Finished
      • Washimi(Schumann resonance)
      • Fulunaga(Schumann resonance)
      • Miyamoto(Weather)
  • GR23 in Beijin, China
  • GWPAW2022 in Melbourne Australia (5-9 December)
  • 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
    • Miyamoto(12/12-24)
    • Kiyota(12/18-24)
  • From Kamioka

General issue

  • momentary blackout
    • 2022/12/15 9:45
    • Recovered
  • FPMI lock
    • Lock enable
    • Trial for DC readout with ISS control
  • PRFPMI lock trial
    • PRMI lock stable
    • Establish the initial alignment
    • Bottle neck is the noise level of ALS
      • It made difficult to hand over from GR to IR
  • ALS noise hunting
    • We found ondotori was one of the noise which made twin glitch
    • 0.4 Hz unknown peak
  • ASC implementation
    • Evaluate offset map
    • Trial of the implementation of the ASC loop
  • OMC status
    • Pumping down : ongoing
    • We succeeded to lock the OMC LSC and ASC
    • Implemented the OMC ASC using beacom from the ETMX drum head mode
  • Suspension commissioning
    • Check the long term stability of the suspensions with the control loop for the observation mode
    • Investigating the ACC, geophone, seismometer and LVDT for reducing the low frequency fluctuation
  • ISS/High power laser
    • ISS characterization is ongoing
    • High power laser : Check the stability of IMC LSC lock
  • 出張PEM injection (planning form)

Jurnal paper issue

Details are here!

  • ICA for E-run/O3GK (Kume, Kobayashi)
  • Micro seismic analysis (Hoshino)
  • Acoustic reverberation time paper (Washimi+)
    • Suspend
    • Re-measurement before O4?
  • Tonga GIF paper
    • meeting : 12/21 13:00-15:00

Preparation for O4

  • Weather station
    • 2nd weather station
    • Rain and snow
  • Investigation of the PEM injection is just started
    • Preparing the function generator
    • Acoustic injection preparation
    • Magnetic injection
      • 東洋テクニカ meting : 12/22(木) 16:00~
    • Portable PEM injectors
  • Voltmeter preparation
    • We made the PEM channel
      • K1:PEM-VOLT_{PSL,IMCREFL,REFL,ISS,AS}_TABLE_{GND,FLOAT,DIFF}
      • K1:PEM-VOLT_OMC_CHAMBER_{GND,FLOAT,DIFF}
    • AC power monitoring
      • Bought transreducer
  • Schumann resonance outside
    • Measured from end of Aug. (Now finished)
  • 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
  • Suzuki
    • Water simulation
  • Hoshino
    • Seismic motion analysis
  • Miyamoto
    • Weather analysis
  • Kume
    • Report of paper progress
  • Fukunaga
    • Schumann resonance
  • Kiyota
    • Power line noise investigation
  • Nishizawa
    • Water newtonian noise
    • Magnetic field analysis
  • Washimi JGW-G2214597

    • Report the Virgo/ET visiting
    • Magnetic injection
  • Yokozawa
    • Removed the ondotori

Place for memo

KAGRA/Subgroups/PEM/Meeting/221216/Agenda (last edited 2022-12-16 18:37:05 by tatsuki.washimi)