[S-VC43] Active Volcanism

[SVC43-P24] Estimation of ambient noise surface wave phase velocities using nodal seismometers and DAS data: Towards 3D S-wave velocity structure imaging beneath Aira Caldera.

*Shun Fukushima¹, Ryota Takagi², Tomoya Takano³, Takashi Hirose², Hisashi Nakahara², Takeshi Nishimura², Taishi Yamada⁴, Takeshi Tameguri⁴, Haruhisa Nakamichi⁴, Hiroshi Yakiwara⁵ (1. Hokkaido University, 2. Tohoku University, 3. National Research Institute for Earth Science and Disaster Resilience (NIED), 4. Kyoto University., 5. Kagoshima University)

Keywords:Distributed acoustic sensing (DAS), Seismic interferometry, Nodal seismometer