Name: The 14th KAGRA International Workshop
Start: 2026-05-15T00:00:00+02:00
End: 2026-05-16T23:05:00+02:00
Location: Perugia - Italy

The 14th KAGRA International Workshop

from Friday, May 15, 2026 (12:00 AM) to Saturday, May 16, 2026 (11:05 PM)

Monday, May 11, 2026
Tuesday, May 12, 2026
Wednesday, May 13, 2026
Thursday, May 14, 2026
Friday, May 15, 2026

8:00 AM Registration
Registration
8:00 AM - 9:00 AM
Room: Sina Brufani Hotel
9:00 AM Opening and Introduction
9:00 AM - 9:30 AM
Room: Sina Brufani Hotel
Contributions

9:00 AM Opening - Helios Vocca (Università di Perugia)

9:10 AM Welcome talk - Patrizia Cenci (INFN Perugia)

9:20 AM Welcome talk - Alessandro Paciaroni (Università di Perugia)
9:30 AM The CAOS International Laboratory
9:30 AM - 10:20 AM
Room: Sina Brufani Hotel
Contributions

9:30 AM The CAOS Infrastructure: Full‑Scale Testing of Superattenuators for Future GW Detectors - Francesco Bianchi

9:50 AM The CAOS towers - Aniello Grado (UniPG INFN-PG)
10:20 AM Coffee break
Coffee break
10:20 AM - 10:40 AM
Room: Sina Brufani Hotel
10:40 AM Kagra present status
10:40 AM - 11:30 AM
Room: Sina Brufani Hotel
Contributions

10:40 AM The Status of KAGRA - Takafumi Ushiba (Institute for Cosmic Ray Research, The University of Tokyo)
11:30 AM Other present and 3G detectors status
11:30 AM - 1:00 PM
Room: Sina Brufani Hotel
Contributions

11:30 AM The Status of Virgo - Marie-Anne Bizouard

11:50 AM The Status of LIGO

12:10 PM The Status of Einstein Telescope - Michele Punturo

12:30 PM The Status of Cosmic Explorer - David H Shoemaker
1:00 PM Lunch
Lunch
1:00 PM - 2:30 PM
Room: Sina Brufani Hotel
2:30 PM Instrumentation
2:30 PM - 3:50 PM
Room: Sina Brufani Hotel
Contributions

2:30 PM Evaluation of the vibration noise for KAGRA detector - Takaaki Yokozawa (ICRR, University of Tokyo, Japan)

2:50 PM KAGRA Underground Environment: O4c and a Quiet Period - Tatsuki Washimi (NAOJ)

3:10 PM Birefringence measurement and mitigation techniques - Marc Eisenmann (NAOJ)

3:30 PM Environmental Noise Studies for Virgo during the O4 Observing Run - Irene Fiori (European Gravitational Observatory)
3:50 PM Coffe break
Coffe break
3:50 PM - 4:10 PM
Room: Sina Brufani Hotel
4:10 PM Instrumentation
4:10 PM - 5:30 PM
Room: Sina Brufani Hotel
Contributions

4:10 PM Alignment sensing and control using Wave Front Sensing demodulated at the difference frequency between two phase-modulation sidebands in KAGRA - Chiaki Hirose (Institute for Cosmic Ray Research, The University of Tokyo)

4:30 PM Status and Plans of KAGRA Squeezing subsystem - Ray-Kuang Lee (NTHU)

4:50 PM Cryogenic Suspension Development at the Glasgow Cryogenic Interferometer Facility - Ardiana Nela on behalf of the Institute for Gravitational Research

5:10 PM Impact of ITM Birefringence on Future Squeezed-Light Operation in KAGRA - Yuheng Ye (The University of Tokyo)
5:30 PM Poster session

5:30 PM - 7:00 PM
Room: Sina Brufani Hotel

8:00 PM Social Dinner
Social Dinner
8:00 PM - 11:00 PM
Room: Sina Brufani Hotel
Saturday, May 16, 2026
9:00 AM Modelling and Data Analysis
9:00 AM - 10:00 AM
Room: Sina Brufani Hotel
Contributions

9:00 AM Numerical modeling of quantum noise in gravitational wave detectors - Greta Tosti

9:20 AM Modeling of a seismic attenuation system for gravitational wave detectors - Alessandro Kotchian (INFN Perugia, Univ. Perugia)

9:40 AM Differentiable programming for experiment design optimization in precision physics experiments - Mateusz Bawaj (University of Perugia)
10:00 AM Multi-messenger
10:00 AM - 10:40 AM
Room: Sina Brufani Hotel
Contributions

10:00 AM Gravitational responses of compact stars with analytic equations of state - Alessandro Parisi (Università di Perugia)

10:20 AM Study of Multimessenger Science Scenarios with CTAO and Gravitational Wave Interferometers - Tobia Matcovich (Università di Perugia, I-06123 Perugia, Italy)
10:40 AM Coffee break
Coffee break
10:40 AM - 11:00 AM
Room: Sina Brufani Hotel
11:00 AM KAGRA R&D
11:00 AM - 1:20 PM
Room: Sina Brufani Hotel
Contributions

11:00 AM Quantum noise reduction schemes for KAGRA post-O5 - Yuhang Zhao (Henan Academy of Sciences)

11:20 AM Reducing Suspension Thermal Noise in KAGRA - Munetake Otsuka

11:40 AM A fiber optic continuos strain sensing plant for CAOS in Perugia - Piero Chessa (University of Perugia)

12:00 PM Mechanical tests on silicon fibers - Michele Arcangelo Dicorato

12:20 PM FLECS: a finite elements simulation tool for prototyping GAS spring blades - Nicolo Baldicchi (Università degli studi di Perugia)

12:40 PM Fast Time-Domain Simulation of Fabry–Pérot Cavities for Reinforcement Learning-Based Lock Acquisition - Andrea Svizzeretto

1:00 PM Magnetically levitated massive resonators for quantum sensing - Shilu Tian (Institute of Science Tokyo)
1:20 PM Lunch
Lunch
1:20 PM - 2:50 PM
Room: Sina Brufani Hotel

2:50 PM Group picture
Group picture
2:50 PM - 3:00 PM
Room: Sina Brufani Hotel

7:55 PM Social Event

7:55 PM - 9:55 PM
Room: Sina Brufani Hotel

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