KAGRA/Subgroups/PEM/Meeting/231201/Agenda

Weekly PEM meeting

Kamioka visiting plan
- Yokozawa and Washimi-san have several budgets (共同利用)
- So we want to call not only PEM members but also KAGRA members who are interested in onsite.
- If you want to visit Kamioka, please contact Yokozawa
O4b
- Break : mid-January - mid-March, 2024
- Virgo : will join in March
- KAGRA : Three-month observation around here
O4a noise budget paper
- If you have a plan to write the paper using O4a data and PEM, please let me know.

VK PEM meeting
- 2023/12/21(Thu) 19:00-(JST), 10:00-(UTC), 11:00- (CET)
ET SCB/SPB/ANM workshop @ Nikhef, December 6-7
- Washimi will attend in person
- satellite meeting before/after the workshop?
  - discussing with poland group
KAGRA F2F @ Hongo, 12/14-15
- https://dac.icrr.u-tokyo.ac.jp/KAGRA/KSC/f2f/2023December
- The registration deadline is on November 27 (Mon) at 24:00 JST.
- Students who are writing their thesis with KAGRA data need to report it in the F2F.
- DeepClean meeting on 12/13 15:00-
  - Annouce later
JPS (online) 2024/3/18-21
- https://www.jps.or.jp/activities/meetings/spring/spring_index.php
- 一般講演申込（※早期参加登録/概要集申込、原稿送信含む） 11月21日（9時）〜12月6日（14時）
  - Hoshino (Earthquake)
  - Sato? (Sound)
  - Miyamoto (weather)
  - Takatani? (Noise subtraction)
Other meetings url

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

To Kamioka
- Miyamoto(- 12/8)
From Kamioka
- 12/2-10 Washimi (Nikhef@Amsteldam)
- 12/13-15 YokozaWashimi (F2F@Hongo)

Cooling down
- EX : Radiation shield cooling down : 87 K
- EY : Started the cooling down duct shield
  - 273 K
- IX, IY ongoing : about 85-87 K in IM
  - Temperature change url
  - After starting the cooling down after measuring the Q-value of sapphire fiber
Interferometer operation
- PRFPMI DC readout Succeeded :
- Several Alignment sensing and control
- Reducing the RMS of DARM (Deducing the fluctuation of suspension)
- Treatment for large micro-seismic
Q value measurement
- Mirror Q value measurement at IX
- Suspension (violin) Q value measurement
New IP control
- Ongoing
Strategy for noise hunting
- klog26848

Micro seismic analysis (Hoshino)
- Submited to Physica Scripta
- Overleaf
- http://arxiv.org/abs/2306.12437
Acoustic reverberation time paper (Washimi+, Sato?)
- Suspend
- Re-measurement before O4?
TCam paper
- Writing ongoing

PEM maintenance
- Checked the response for CS PEMs
- Status of IX and IY PEMs
- Prepared the TMSX and TMSY ACC and MIC
PEM installation
- Start planning
Evaluation of newtonian noise
- Anoop and Washimi
Investigation of the PEM injection
- Magnetic injection
Voltmeter preparation
- AC power monitor installation
- DC power monitor installation

KAGRA/Subgroups/PEM/Meeting/231201/Agenda (last edited 2023-12-01 10:34:20 by TakaakiYokozawa)