[S-VC47] Active volcanism

Wed. May 25, 2016 1:45 PM - 3:15 PM Convention Hall B (2F)

Convener:*Yosuke Aoki(Earthquake Research Institute, University of Tokyo), Yuta Maeda(Nagoya University), Chair:Yasuo Miyabuchi(Faculty of Education, Kumamoto University), Masayuki Sakagami(National Institute for Land and Infrastructure Management)

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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1:45 PM - 2:00 PM

[SVC47-25] Monitoring eruption activity using temporal stress changes at Mount Ontake volcano

*Toshiko Terakawa¹, Aitaro Kato¹, Yuta Maeda¹, Yoshiko Yamanaka¹, Shinichiro Horikawa¹, Kenjiro Matsuhiro¹, Takashi OKUDA¹ (1.Earthquake and Volcano Research Center, Graduate School of Environmental Studies, Nagoya University)

2:00 PM - 2:15 PM

[SVC47-26] Deflation source after the September 2014 eruption of Ontake Volcano, Japan detected by ALOS2/PAlSAR2 InSAR

*Shohei Narita¹, Makoto MURAKAMI¹ (1.Institute of Seismology and Volcanology, Hokkaido Univ.)

2:15 PM - 2:30 PM

[SVC47-27] Landform change detected from the airborne laser survey before and after the 2014 Eruption of Ontake Volcano, central Japan

*Takehiko Suzuki¹, Koshun Yamaoka², Yoshimichi Senda³, Souta Unome³ (1.Faculty of Urban Environmental Sciences, Tokyo Metropolitan University, 2.Earthquake and Volcano Research Center, Graduate School of Environmental Studies, Nagoya University, 3.Nakanihon Air Service)

2:30 PM - 2:45 PM

[SVC47-28] The September 14, 2015 phreatomagmatic eruption of Nakadake crater, Aso Volcano, Japan and its deposits

*Yasuo Miyabuchi¹, Chihoko Hara¹, Yoshiyuki Iizuka², Akihiko Yokoo³ (1.Faculty of Education, Kumamoto University, 2.Institute of Earth Sciences, Academia Sinica, 3.Graduate School of Science, Kyoto University)

2:45 PM - 3:00 PM

[SVC47-29] Fine sediment discharge after Sep. 14, 2015 Eruption in Aso volcano

*Masayuki Sakagami¹, Masaru Kunitomo¹, Yamato Suzuki¹ (1.National Institute for Land and Infrastructure Management)

3:00 PM - 3:15 PM

[SVC47-30] Variation of fumarolic gas composition along the volcanic activity of Mt Hakone, Japan

*Takeshi Ohba¹, Muga Yaguchi¹, Ken Ishida¹, Soichiro Kumehara¹, Masahiro yamagishi¹, Yasushi Daita² (1.Department of chemistry, School of Science, Tokia University, 2.Hot Spring Res. Inst. Kanagawa Pref.)