[S-VC47] Active volcanism

Wed. May 25, 2016 10:45 AM - 12:15 PM Convention Hall B (2F)

Convener:*Yosuke Aoki(Earthquake Research Institute, University of Tokyo), Yuta Maeda(Nagoya University), Chair:Mare Yamamoto(Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of Science, Tohoku University), Sawako Kinoshita(Earthquake Research Institute, University of Tokyo)

This session discusses various phenomena associated with active volcanisms including, but not limited to, geophysical and geochemical observations, geology, historical eruptions, and development of modern instruments. We also welcome contributions on recent eruptions.

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10:45 AM - 11:00 AM

[SVC47-19] Fluid properties estimated from frequencies of LP events using the analytical formula for crack resonance frequencies

*Kimiko Taguchi¹, Hiroyuki Kumagai¹, Yuta Maeda¹ (1.Nagoya University Environmental Studies)

11:00 AM - 11:15 AM

[SVC47-20] Acoustic VLP signals accompanying the continuous ash emission following Vulcanian eruptions

*Taishi Yamada¹, Hiroshi Aoyama¹, Takeshi Nishimura², Masato Iguchi³, Muhamad Hendrasto⁴ (1.Graduate School of Science, Hokkaido University, 2.Graduate School of Science, Tohoku University, 3.DPRI, Kyoto University, 4.CVGHM)

11:15 AM - 11:30 AM

[SVC47-21] Active source seismic experiment in Zao Volcano, Japan

*Mare Yamamoto¹, Satoshi Miura¹, Masahiro Ichiki¹, Hiroshi Aoyama², Tomoki Tsutsui³, Kentaro Emoto¹, Satoshi Hirahara¹, Takashi NAKAYAMA¹, Tatsuya Torimoto¹, Takao Ohminato⁴, Atsushi Watanabe⁴, Miwako Ando⁴, Yuta Maeda⁵, Takeshi Matsushima⁶, Manami Nakamoto⁶, Rintaro Miyamachi⁶, Takahiro Ohkura⁷, Shin Yoshikawa⁷, Hiroki Miyamachi⁸, Hiroaki Yanagisawa⁹, Shinya Nagato⁹ (1.Tohoku University, 2.Hokkaido University, 3.Akita University, 4.University of Tokyo, 5.Nagoya University, 6.Kyushu University, 7.Kyoto University, 8.Kagoshima University, 9.Japan Meteorological Agancy)

11:30 AM - 11:45 AM

[SVC47-22] Estimation of the low velocity region beneath Mt. Fuji revealed by inversion of receiver functions

*Sawako Kinoshita¹, Kiwamu Nishida¹, Toshihiro Igarashi¹, Yosuke Aoki¹, Minoru Takeo¹, Hideki Ueda² (1.Earthquake Research Institute, University of Tokyo, 2.National Research Institute for Earth Science and Disaster Prevention)

11:45 AM - 12:00 PM

[SVC47-23] Characteristics of seismic velocity changes on volcanoes using noise correlation method: Analyses of JMA seismic data

*Tomoya Takano¹, Takeshi Nishimura¹, Hisashi Nakahara¹ (1.Graduate School of Science, Tohoku University)

12:00 PM - 12:15 PM

[SVC47-24] Shallow crustal velocity structures obtained from ambient noise study of dense broadband seismic array in the Tatun Volcano Group of Taiwan

*Yu-Chih Huang¹, Tsuneomi Kagiyama¹, Cheng-Horng Lin^2,3 (1.Aso Volcanological Laboratory, Institute of Geothermal Sciences, Graduate School of Science, Kyoto University, Kumamoto, Japan, 2.Institute of Earth Sciences, Academia Sinica, Taipei, Taiwan, 3.Taiwan Volcano Observatory at Tatun, Ministry of Science and Technology, Taipei, Taiwan)