Nobukazu Seama

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Speaker, Author, Co-Author

Wed. May 24, 2023 9:00 AM - 10:15 AM 106 (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-EM Earth's Electromagnetism

[S-EM14] Electric, magnetic and electromagnetic survey technologies and scientific achievements

10:00 AM - 10:15 AM

[SEM14-15] Resistivity structure of the Lau basin as inferred from M2 tidal magnetic variation at the seafloor

*Takuto Minami¹, Nakaya Tokuma¹, Nobukazu Seama¹ (1.Division of Frontier Planetology, Department of Planetology, Graduate School of Science, Kobe University)

Tue. May 23, 2023 3:30 PM - 5:00 PM Online Poster Zoom Room (3) (Online Poster)

[E] Online Poster
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC28] International Volcanology

3:30 PM - 5:00 PM

[SVC28-P02] Investigating the formation of the Kikai submarine lava dome using matrix glass volatile contents

*Iona McIntosh¹, Morihisa Hamada¹, Takeshi Hanyu¹, Maria Luisa Tejada¹, Takashi Miyazaki¹, Qing Chang¹, Bogdan Vaglarov¹, Katsuya Kaneko², Koji Kiyosugi², Reina Nakaoka², Keiko Suzuki-Kamata², Nobukazu Seama² (1.Japan Agency for Marine-Earth Science and Technology, 2.Kobe University)

Mon. May 22, 2023 1:45 PM - 3:15 PM 303 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC31] Active Volcanism

2:45 PM - 3:00 PM

[SVC31-15] Imaging 3D resistivity structure under the seafloor of Kikai caldera volcano

*Takumi Obata¹, Masamitsu Araki¹, Toki Hirose¹, Tetsuo Matsuno², Takuto Minami¹, Hironori Otsuka², Yoshiyuki Tatsumi², Hiroko Sugioka^2,1, Takeshi Hanyu³, Satoru Tanaka³, Hiroshi Ichihara⁴, Nobukazu Seama^1,2 (1.Department of Planetology, Graduate School of Science, Kobe University, 2.Kobe Ocean-Bottom Exploration Center, Kobe University, 3.Japan Agency for Marine-Earth Science and Technology, 4.Graduate School of Environmental Studies, Nagoya University)

Wed. May 24, 2023 9:00 AM - 10:15 AM 303 (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-VC Volcanology

[S-VC34] Volcanoes in the Sea

9:00 AM - 9:15 AM

[SVC34-01] Intensive researches on Kikai submarine caldera volcano

★Invited Papers

*Nobukazu Seama¹ (1.Department of Planetology, Graduate School of Science, Kobe University)

9:15 AM - 9:30 AM

[SVC34-02] Evolution of magma supply system beneath a submarine lava dome after the 7.3-ka caldera-forming Kikai-Akahoya eruption

*Morihisa Hamada¹, Takeshi Hanyu¹, Iona M. McIntosh¹, Maria Luisa G. Tejada¹, Qing Chang¹, Katsuya Kaneko², Jun-Ichi Kimura¹, Koji Kiyosugi², Takashi Miyazaki¹, Reina NAKAOKA², Kimihiro Nishimura², Tomoki Sato¹, Nobukazu Seama², Keiko Suzuki-Kamata², Satoru Tanaka¹, Yoshiyuki Tatsumi², Kenta Ueki¹, Bogdan Stefanov Vaglarov¹, Kenta Yoshida¹ (1.Japan Agency for Marine-Earth Science and Technology, 2.Kobe University)

9:30 AM - 9:45 AM

[SVC34-03] Low-velocity anomaly beneath Kikai-caldera submarine volcano, Japan, revealed by seismic refraction survey

*Akihiro Nagaya¹, Gou Fujie², Shuichi Kodaira², Satoru Tanaka², Yojiro Yamamoto², Hiroko Sugioka^3,1, Hiroki Miyamachi⁴, Tetsuo Matsuno³, Hironori Otsuka³, Keita Suzuki⁵, Nobukazu Seama^1,3 (1.Department of Planetology, Graduate School of Science, Kobe University, 2.Japan Agency for Marine-Earth Science and Technology, 3.Kobe Ocean-Bottom Exploration Center, Kobe University, 4.Graduate School of Science and Engineering, Kagoshima University, 5.Nippon Marine Enterprises, Ltd)