Weekly PEM meeting
- 2022/12/23(Fri) 17:00-
- Regular meeting
Zoom2 : https://zoom.us/j/6676627462
General announcement
- Author list application 2022
- [kagra 05488]
- Finished
- Task list generation 2023
- Deadline: January 6 (Fri), 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)
- Registration : Finished
- 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
- FPMI lock
- Lock enable
- Trial for DC readout with ISS control
- ALS CARM/DARM tuning
- 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
- 0.4 Hz phase noise
- Implementation of the phase noise cancellation
- Air disturbance noise
- Need silent PSL room ?
- 10 Hz harmonics line noise?
- 0.4 Hz phase noise
- 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
- Hammering test(?)
- High power laser : Check the stability of IMC LSC lock
- Beam profile measurement
- ISS characterization is ongoing
出張PEM injection (planning form)
Jurnal paper issue
- ICA for E-run/O3GK (Kume, Kobayashi)
- Micro seismic analysis (Hoshino)
- writing
- 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 installed
- 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
- We made the PEM channel
- 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
- Magnetic injection
- Yokozawa
- New PEM preparation