== Weekly PEM meeting ==
 * 2021/05/14(Fri) 17:00-
 * Regular meeting
 * Zoom3 : https://zoom.us/j/5045179604

==== Conference issue ====

 * GWADW (online), May 17-21, 2021
  * Registration deadline May 10
   * Rapid registration is recommended
 * 新学術「地下宇宙」領域研究会  (5/19~21, Kobe university)
   * Washimi (& Yokoyama-san) have talk(s) 
 
 * Future conferences
  * 8th KIW (online), KASI, Daejeon, Korea, July 7-9, 2021
  * GWPAW Hannover, Germany, Dec 14th-17th, 2021

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

==== General issue ====

 * Interferometer schedule 
  * VIS upgrade (ongoing)
   * EYC dirty check
   * IX LVDT ACC installation
   * Bp's finalize
  * IO commissioning 
   * Optics characterization
    * IMC characterization
   * PMC calibration
    * Noise budget by PEMs
    * Sound check

 * Schedule
  * [[https://dac.icrr.u-tokyo.ac.jp/attachment/6069bec9f130890061c6136a|figure]]

 * PEM schedule
  * [[https://dacgit.icrr.u-tokyo.ac.jp/projects/kagra/issues/gantt|url]]
  * Re-installation of PEMs toward O4


==== Jurnal paper issue ====
[[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Reports/JurnalPaperIssue|Details are here!]]
  * PTEP (2) : noise budget(K.Yamamoto, Kokeyama, Washimi) [[https://docs.google.com/spreadsheets/d/1Lz5RNxdjOhdZp6CBef-USUUPmyNTrhww9a7u39W7PSI/edit?usp=sharing|Check list]], [[https://gokagra.slack.com/archives/C015M111B5G|slack]] '''<<Writing>>'''
     * NB plot has been finalised
     * PWT is writing the draft for each part

  * Lightening paper (Washimi) '''<<1st refree comments : finished>>''' [[https://arxiv.org/abs/2103.06516|arXiv:2103.06516 ]]

  * Fractal paper (Alessandro) '''<<Submitted to Journal>>''' [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=12438|JGW-P2112438]],  [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Meeting/Seminar/210128|seminor slide]]

  * Newtonian noise paper (Francesca) '''<<Submitted>>'''

  * Reverberation time paper (Washimi+) '''<<Start writing>>'''

  * ICA for E-run/O3GK (Kume, Yokoyama) '''<<Analysis ON GOING>>'''

  * Portable PEMs (Yokozawa+) '''<<Start writing>>'''

==== Preparation for O4 ====

  * PEM cabling plan
   * Electric box position (Done)
   * BS-IYC cable rack (Ongoing)
   * New cable diagram (Done)
   * Cleaning around IY rack cables(Done)
   * MCF rack ready (Mostly done)

  * PEM sensors
   * Re-install the ACCs, MICs, MAGs before commissioning start
   * water fluid monitor
   * Magnetometers for Schumann resonance [[https://www.metronix.de/metronixweb/fileadmin/user_upload/Dokumente/Geophysiks/Induction%20Coil%20MFS-06e/FlyerMFS-06e_jap_v35.pdf|MFS-06e]]
    * Develop the satellite box

  * Vibration projection
   * Before closing the IMC chambers, IMC vacuum tables
   * Discussion with CAL team about A chamber

  * PEM injection
   * Acoustic injection at X/Y-end
   * Magnetic injection   

 * After O4 
   * RF monitor
   * Tiltmeter
   * RI detector
   * Newtonian noise

 * Discussion with DET members
  * Daily summary page PEM
  * Line identification
   * Yokozawa
   * VIS -> IOO -> MIF

==== Progress report ====

 * Pil-Jong
  * Discussion of O3GK DET [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=12910|JGW-G2112910]]

 * Suzuki
  * Water simulation

 * Yuzurihara
  * Instrumental noise of sensor measure [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=12914|slide]]
  * PMC noise budget
 
 * Investigation of ICA analysis 
  * Progress

 * Washimi
  * Magnet meters calibration : [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=12913|JGW-G2112913]]
  * Infrasound sensor test : [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=16671|klog16671]]
  * Water fluid monitor : No report
 
 * Yokozawa [[attachment:PEM_210514.pdf|pdf]]
  * Cabling plan
  * Infrasound microphone 

 * Seismic motion analysis
  * O3GK
  * Microseismic
  * Long term

==== Place for memo ====