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Ryoji Matsumoto

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Publication

Featured researches published by Ryoji Matsumoto.

Archive | 2003

Ir anomalies in marine sediments: case study for the Late Devonian mass extinction event

Y. Hatsukawa; Mohammad Hosein Mahmudy Gharaie; Ryoji Matsumoto; Y. Toh; M. Oshima; Atsushi Kimura; Takashi Noguchi; Takayuki Goto; Yoshitaka Kakuwa

Archive | 2009

129I dating of hydrocarbons in gas hydrate deposit, off Shimokita Peninsula, Japan

Hitoshi Tomaru; Udo Fehn; Z. Q. Lu; Ryuji Takeuchi; Fuyuhiko Inagaki; Hiroshi. Imachi; Ryosuke Kotani; Ryoji Matsumoto; Kan Aoike

Archive | 2006

Giant Methane Plumes, Gas Hydrate Mounds, and large Pockmarks on the Umitaka Spur, Eastern Margin of Japan Sea: Impact of the Sea Level Fall during the LGM

Ryoji Matsumoto; Akihiro Hiruta; Esther Sans Takeuchi; Osamu Ishizaki; Chiharu Aoyama; Hideaki Machiyama

Archive | 2005

Gas Hydrate Layer and Prominent Flares of Gas Plumes in Naoetsu Basin, Eastern Margin of Japan Sea.

Ryoji Matsumoto; Hitoshi Tomaru; Akihiro Hiruta; Yoshihisa Ishida; Ryuji Takeuchi; Glen Snyder; Ryosuke Kotani; Yoshihisa Okuda; Makiko Sato; Hideki Numanami; Chiharu Aoyama; Mineo Hiromatsu; Hailong Lu; N. S. Matsuda; Z. Q. Lu; Esther Sans Takeuchi; Takayuki Goto; Hideaki Machiyama; Hiroyuki Toh; Junko Komatsubara

Archive | 2003

Geochemical evidence for environmental changes at Frasnian-Famennian boundary leading to the mass extinction

Mohammad Hosein Mahmudy Gharaie; Ryoji Matsumoto; Yoshitaka Kakuwa; Paul G. Milroy; Y. Toh; M. Oshima

Archive | 2010

Pore water geochemistry of active methane venting sites, Umitaka Spur and Joetsu Knoll, eastern margin of the Japan Sea

Hitoshi Tomaru; Yasuji Muramatsu; H. Anzai; Glen Snyder; Ryoji Matsumoto

Archive | 2005

Formation of gas Hydrate and Carbonate Nodules Around Active Seeps of Thermogenic Methane at Eastern Margin of Japan Sea

Akihiro Hiruta; Ryoji Matsumoto; Yoshihisa Ishida; Hitoshi Tomaru; Glen Snyder; Chiharu Aoyama; Mineo Hiromatsu

Archive | 2010

Topographic features of gas hydrate mounds of shallow gas hydrate areas in Joetsu Basin , eastern margin of Japan Sea

Mineo Hiromatsu; Hideaki Machiyama; Ryoji Matsumoto

Archive | 2010

Growth of gas hydrate mounds and gas chimneys of the eastern margin of Japan Sea as revealed by MBES, SSS and SBP of AUV

Ryoji Matsumoto; Mikio Satoh; Mineo Hiromatsu; Hitoshi Tomaru; Hideaki Machiyama

Archive | 2008

Ocean Bottom Gamma-Ray Anomaly Around Methane Seeps Related to Gas Hydrate- Bearing Zone in The Eastern Margin of Japan Sea and Off Southwest Taiwan

Hideaki Machiyama; Masahiro Kinoshita; Lin Shao; Ryoji Matsumoto; W. Soh

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Collaboration

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Hitoshi Tomaru

Chiba University

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Akihiro Hiruta

University of Tokyo

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Glen Snyder

Rice University

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Hideaki Machiyama

Japan Agency for Marine-Earth Science and Technology

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Mineo Hiromatsu

Chiba University

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Udo Fehn

University of Rochester

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Osamu Ishizaki

University of Tokyo

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M. Oshima

Japan Atomic Energy Agency

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Mohammad Hosein Mahmudy Gharaie

University of Tokyo

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Ryosuke Kotani

University of Tokyo

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