KAGRA/Subgroups/PEM/Meeting/221125/Agenda

Weekly PEM meeting

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?

第3回新学術「地下宇宙」若手研究会@つくば国際会議場
- 2022年11月23日(水)～24日(木)
- https://www.lowbg.org/ugap/ws/yr2022/index.html
- 鷲見 JGW-G2214530
第8回極低放射能技術研究@つくば国際会議場
- 2022年11月24日(木)～26日(土)
- https://www.lowbg.org/ugap/ws/lb2022/index.html
- 鷲見 JGW-G2214535
The 30th KAGRA Face-to-Face meeting in hybrid style
- Nov 30-Dec 1, 2022 JST
- url
- registration page (Nov. 11th)
- Please have a presentation for master thesis
第7回宇宙素粒子若手の会秋の研究会 https://www.icrr.u-tokyo.ac.jp/YMAP/event/conf2022/index.html
- 12/9, 10 @ 神岡
- Registration : 〜11/20
JPS meeting (Online)
- Registration : 11/15〜12/1
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.

Overall schedule
- OMC : Started the pumping down
  - Review for beacom and pumping down
- TMSY : In vac, leak test done, opened the gate valve after 22nd Nov.
IMC trouble
- Function generator broken
  - Repaired
Interferometer overall
- Initial alignment experiment
  - 16:00- everyday
Suspension
- Implemented the IP filter
- PRMI lock trial
  - Search the good alignment
    - ADS engaged and alignment of the IMMT1,2 and PRM
- FPMI lock succeeded
  - DARM(AS17), CARM(REFL45), MICH(REFL51->POP17)
  - Latest sensitivity klog22097
  - Calibration evaluation
  - Control filter optimization
  - Interferometer characterization
- X arm commissioning
  - End X IM 85K
  - We will start the noise budget of the new oplev again
  - OMC ASC using the Xend test mass
    - Signal was detected in OMC PD
- Y arm commissioning
  - IY duct shield cooling
- New high power laser
  - PMC locked
- ISS
  - Control loop done
  - Characterization is ongoing
- ASC preparation
  - Sensing matrix measurements
  - Offset evaluation
- OMC
  - First contact applied
  - Magnet recovery
  - Alignment
  - OMC locked
Schedule
- attachment
PEM schedule
- Re-installation of PEMs toward O4
出張PEM injection (planning form)

ICA for E-run/O3GK (Kume, Kobayashi)
- https://arxiv.org/abs/2206.05785
Micro seismic analysis (Hoshino)
- writing
- Overleaf
Acoustic reverberation time paper (Washimi+)
- Suspend
- Re-measurement before O4?

Weather station
- Weather in KAGRA entrance
- New weather station
- Calibration
Investigation of the PEM injection is just started
- New DAC preparation
- Acoustic injection at PSL/IMMCS/X/Y-end
- Magnetic injection (After Washimi-san visiting to Virgo)
- 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}
- Need the AC power monitor?
Schumann resonance outside
- Measured from end of Aug.
- Position slightly changed
  - X(to be the angle between X and Y to 90 deg)
  - Z(-10 cm)
- Prepared the AC power supply and LAN cable
- Start the measurement of the electric field
After O4
- RF monitor with mokugo
- Tiltmeter
- RI detector
- Newtonian noise
Discussion with DET members
- Daily summary page PEM

KAGRA/Subgroups/PEM/Meeting/221125/Agenda (last edited 2022-11-25 14:31:48 by tatsuki.washimi)