Weekly PEM meeting
- 2025/10/10(Fri) 17:00-
- Regular meeting
Zoom2 : https://zoom.us/j/6676627462
General announcement
O4c url
Now commissioning break, Re-start 4th June 11th June end 7th Oct. 18th Nov.
Meeting and Conference issue
- 2025 ENIGMA Collaboration Workshop on Astrophysics and Geophysics
- 9th Nov. - 13th Nov.
- Yokozawa and Washimi-san will join
Other meetings url
If you have some presentations about PEM related, please contact to me.
Business travel
- To Kamioka
- From Kamioka
- Washimi (ふれあい天文学@東京, 10/14-15)
- Washimi (三鷹一般公開, 10/24-25)
- Yokozawa (Hongo, 10/16-25)
- Yokozawa, Washimi (KEK?)
- Yokozawa, Washimi (South Korea, 11/8-11/14)
Jurnal paper issue
- Non-linear ICA paper
- SEO agreed
- arXiv submission
- Submission to PTEP
- Schumann Resonance paper
- Long term observation, seasonal variance
- Amplified inside the mine
- Others
- O4(a+c) PEM paper
- Start to investigate the topics
- Microseism with machine learning
- 1 Hz seismic motion paper
- Sunil-san's result?
General issue
- Commissioning
- (4 hours Tue and Thu)
- Main fiber laser broken
- Now, we replaced the main laser to the NeoLASE laser
- some unstable (glitch?), suspected the scattered light near the seed laser
- Recovery of the fiber laser
- Software problem? (interlock)
- Now, we replaced the main laser to the NeoLASE laser
Progress report
- Nishizawa, Taruya, Himemoto
- Water Newtonian noise
- Schumann Resonance
- Kaku
- Magnetic field analysis
- Abe
- Parameter estimation of the schumann resonance
- Murofushi
- Earthquake and GIF analysis
- Obara
- Earthquake and suspension
- Ohashi
- Microseismic noise with machine learning
- Kume, Ueno
- Noise subtraction
- Yokozawa
Lightening pdf
- Washimi
- Wind study