Weekly PEM meeting
- 2021/02/26(Fri) 17:00-
- Regular meeting
Zoom2 : https://zoom.us/j/6676627462
Agenda
Conference issue
JPS meeting URL
- オフライン解析によるKAGRAデータの雑音除去(Kume)
「第七回極低放射能技術」研究会 URL
- 落雷磁場を利用した神岡地下水分量の長期観測(鷲見, 3/25)
- Future conferences
- LVK meetin (online), March 15-19
- GWADW (online), May 17-21, 2021
- 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)
- IMC-IMM commissioning (From March)
- Suspension commissioning and interferometer commissioning
- Type-C suspension commissioning
- Noise budget
- Trial of vibration transfer function
- IYC experience (completed)
- KAGRA Author list
Please submit the form from [https://gwcenter.icrr.u-tokyo.ac.jp/co-author-appli|url]
- Please contact to me if you cannot decide the effort
- Please submit your contribution even if you will graduate this year
Evaluation meeting URL
- Need more time for interferometer evaluation
- Coupling with environmental noise
- Eigen frequencies
- Seismic, water flow
- About noise budget (PEM???)
- Take care for interferometer configuration, calibration
- Pick up information
- Overplotting
- PEM circuits
- Reducing orignal circuits
- PEM cabling
- Now considering the new cable diagram
- Need more time for interferometer evaluation
Discussion item
Start the investigation for measurement of the newtonian noise : NN meeting (URL)
- Portable water fluid monitor
- Permanent water fluid monitor at Yend
- March 8-12
Start the discussion about KAGRA seismic motion (URL)
- Share the information and discussion using the timeseries and spectrum plots
- Interesting measurement
- Tilt meter (Do not need because underground experiment?)
Discussion for particle counters JGW-G2112501
- ISO class1 measurable particle counter at the entrance of PSL room
- Before measurement, we need to measure with other particle counter
- Effect of KOACH filter
- Floor measurement
Discussion 1/29 memo
- ISO class1 measurable particle counter at the entrance of PSL room
- Start the discussion about KAGRA tilt measurement
- under construction
Contribution to PEM for joining the author list Working list
- KAGRA Environmental study (Including (future) newtonian noise measurement)
- Noise evaluation using PEMs (Including lock loss study and offline subtraction)
- Setting monitors (Cabling, making monitor, ondotori maintenance)
- Others
Jurnal paper issue
PTEP (2) : noise budget(K.Yamamoto, Kokeyama, Washimi) Check list, slack <<Writing>>
- NB plot has been finalised
- PWT is writing the draft for each part
PTEP (3) : CAL, DET, PEM, GIF (Yokozawa) <<Accepted by PTEP>> JGW-P2011664
Acoustic injection paper (Washimi) <<1ts iteration>> JGW-P2012122
- dead line : Mar. 9
Lightening paper (Washimi) <<Submitted to CPC>> JGW-P2112426, JGW-G2112504
- playground data application.
Fractal paper (Alessandro) <<Submitted to Journal>> JGW-P2112438, seminor slide
Seismic NN paper (Fransisca) <<DRAFT CIRCULATION>>
Microphone data -> confirmed
Reverberation time paper (Washimi+) <<Start writing>>
ICA for E-run/O3GK (Kume, Yokoyama) <<Analysis ON GOING>>
Portable PEMs (Yokozawa+) <<Start writing>>
Preparation for O4
- Cabling issue
- Cleaning the center area
- PEM cabling plan
- BS-IYC cabling (March or April?)
- New cable rack
- cabling, moving from IX0
- Set the electric boxes for portable/permanent PEMs
- Noise mitigation / Environment stability
- Temperature control
- IYC dry air, temperature is good now
- Temperature control
- PEM sensors
- Re-install the ACCs, MICs, MAGs before commissioning start
- water fluid monitor
Magnetometers for Schumann resonance MFS-06e
- Position?
- Measurement plan
- Self noise evaluation
- Infrasound monitor @ Atotsu, Mozumi, tunnel (+ Toyama?)
- Infrasound microphone (ACO4152NHA, 0.05 - 8000 Hz)
- Tilt meter
- Just start the discussion
- 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
Memo for working list in this physical year
- Find time when Yokozawa and Washimi-san can work
- Measurement by particle counter
- Plan is ongoing
- Transfer function from vacuum chamber leg to table
- If possible
- Measurement by particle counter
- PEM rack MCF
- Cable diagram for IOO
- Yokozawa and Nakano-san
Progress report
- Yokozawa
- Temperature control
- Washimi
- no reports
- Kume
- ICA analysis related with PEM
- Fujikawa
- Master thesis