Akira Usui

Profile Information

Affiliation: Marine Core Research Institute(MaCRI), Kochi University

Degree: 工学博士(東京大学)

J-GLOBAL ID: 200901005519453991
researchmap Member ID: 0000045232

External link: http://www.cc.kochi-u.ac.jp/~a-usui/

Research Interests

Research Areas

Research History

Apr, 2018 - Present

Invited researcher, Geological Survey of Jpan, National Institute of Advanced Industrial Science and Technology
Apr, 2015 - Present

Invited Researcher, Submarine Mineral Resources Development Center, Japan Agency for Marine-Earth Science and Technology
Feb, 2003 - Mar, 2014

professor, Fac. Science, Kochi University
Apr, 1980 - Feb, 2003

Chief, Marine Minerals & Environments Section, Geological Survey of Japan, AIST
Sep, 1979 - Mar, 1980

posdoc, Graduate School of Engineering, Japan Society for the Promotion of Science

Education

Apr, 1975 - Feb, 1979

Mineral Resources Development Dept., Doctor Course, School of Engineering, The University of Tokyo
Apr, 1973 - Mar, 1975

Mmineral Resources Development Dept., Mater Course, School of Engineering, The University of Tokyo
The Faculty of Engineering, The University of Tokyo

Committee Memberships

Oct, 2017 - Present

Technical Program Committee, International Society of Ocean & Polar Engineering
Jan, 2009 - Jan, 2011

Director, Shikoku Branch, Geological Society of Japan
2007 - 2008

President, Internatonal Marine Minerals Society (2007-2008)

Awards

Oct, 2020

優秀広報貢献賞, 広報活動の活性化, 国立大学法人高知大学

臼井朗
Jun, 2018

Kato Takeo Award, Geoscience of Marine Manganese Minerals, Society of Resource Geology

Akira Usui
Mar, 2016

高知出版学術賞, 海底マンガン鉱床の地球科学, 高知市文化振興事業団

臼井朗, 高橋嘉夫, 伊藤孝, 丸山明彦, 鈴木勝彦
Feb, 2015

研究功績者賞, 研究の活性化, 国立大学法人高知大学

臼井朗
Sep, 2014

Moore Medal, Geoscience of Marine Manganese Minerals, 国際海底鉱物資源協会

Akira Usui
Jun, 2013

ベストポスター賞, マンガンクラストの生成年代と微細層序学, 資源地質学会

中里佳夫・臼井朗ほか
Feb, 1975

鉱山地質学会研究奨励賞, マンガン団塊の地球化学, 鉱山地質学会

臼井朗

Papers

Rotation of a Ferromanganese Nodule in the Penrhyn Basin, South Pacific, Tracked by the Earth's Magnetic Field

Hirokuni Oda, Wataru Katanoda, Akira Usui, Masafumi Murayama, Yuhji Yamamoto

Geochemistry, Geophysics, Geosystems, 24(3), Feb 28, 2023
Tellurium stable isotope composition in the surface layer of ferromanganese crusts from two seamounts in the Northwest Pacific Ocean

Yusuke Fukami, Teruhiko Kashiwabara, Hiroshi Amakawa, Takazo Shibuya, Akira Usui, Katsuhiko Suzuki

Geochimica et Cosmochimica Acta, 318 279-291, Feb 1, 2022
Osmium isotope stratigraphy age and elemental composition of ferromanganese crusts from Iwaki seamount

Kobayashi Eishi, Suzuki Katsuhiko, Usui Akira, Qing CHANG, Makabe Akiko, Kashiwabara Teruhiko, Orihashi Yuji

Abstracts of Annual Meeting of the Geochemical Society of Japan, 68 175, 2021
Modern precipitation of hydrogenetic ferromanganese minerals during on-site 15-year exposure tests

A. Usui, H. Hino, D. Suzushima, N. Tomioka, Y. Suzuki, M. Sunamura, S. Kato, T. Kashiwabara, S. Kikuchi, G. I. Uramoto …

Scientific Reports, 10(1), Dec 1, 2020
Development of scanning SQUID microscope system and its applications on geological samples: A case study on marine ferromanganese crust

H. Oda, J. Kawai, A. Usui, Y. Yamamoto, A. Noguchi, I. Miyagi, M. Miyamoto, J. Fujihira, M. Sato

Journal of Physics: Conference Series, 1590(1), Jul 31, 2020
Accumulation of ferromanganese crusts derived from carrier-free ¹⁰Be/⁹Be

Johannes Lachner, Marco Ploner, Peter Steier, Aya Sakaguchi, Akira Usui

Nuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms, 467 146-151, Mar 15, 2020
Enrichment mechanisms of antimony and arsenic in marine ferromanganese oxides: Insights from the structural similarity

Hai Bo Qin, Soichiro Uesugi, Shitong Yang, Masato Tanaka, Teruhiko Kashiwabara, Takaaki Itai, Akira Usui, Yoshio Takahashi

Geochimica et Cosmochimica Acta, 257 110-130, Jul 15, 2019
Comparison of Arsenate and Molybdate Speciation in Hydrogenetic Ferromanganese Nodules

Shitong Yang, Soichiro Uesugi, Haibo Qin, Masato Tanaka, Minako Kurisu, Chihiro Miyamoto, Teruhiko Kashiwabara, Akira Usui, Yoshio Takahashi

ACS Earth and Space Chemistry, 3(1) 29-38, Jan 17, 2019
Small-scale distribution patterns of hydrogenetic ferromanganese crusts in the NW pacific seamounts: A reconnaissance survey using rovs and a manned submersible

Akira Usui, Katsuhiko, Suzuki

Proceedings of the International Offshore and Polar Engineering Conference, 1 85-91, 2019
Metal flux as an alternative parameter in evaluating the resource potential for co-rich ferromanganese crusts

Hisaaki Sato, Akira Usui

Marine Georesources and Geotechnology, 36(7) 768-780, Oct 3, 2018
Origin of neodymium in the surface layer of ferromanganese crusts

Hiroshi Amakawa, Yusuke Fukami, Junji Torimoto, Tatsuo Nozaki, Koichi Iijima, Akira Usui, Katsuhiko Suzuki

Proceedings of the International Offshore and Polar Engineering Conference, 2018-June 81-85, 2018
Heterogeneity of microbial communities on deep-sea Ferromanganese crusts in the Takuyo-Daigo seamount

Shingo Kato, Tomoyo Okumura, Katsuyuki Uematsu, Miho Hirai, Koichi Iijima, Akira Usui, Katsuhiko Suzuki

Microbes and Environments, 33(4) 366-377, 2018
Ferromanganese crusts in the northwestern pacific seamounts - A review: Variations in grade and abundance on the regional to microscopic scales

Akira Usui, Katsuhiko Suzuki

Proceedings of the International Offshore and Polar Engineering Conference, 2018-June 57-62, 2018
Continuous growth of hydrogenetic ferromanganese crusts since 17 Myr ago on Takuyo-Daigo Seamount, NW Pacific, at water depths of 800–5500 m

Akira Usui, Keisuke Nishi, Hisaaki Sato, Yoshio Nakasato, Blair Thornton, Teruhiko Kashiwabara, Ayaka Tokumaru, Aya Sakaguchi, Kyoko Yamaoka, Shingo Kato …

Ore Geology Reviews, 87 71-87, Jul, 2017
Paleomagnetic study of ferromanganese crusts recovered from the northwest Pacific — Testing the applicability of the magnetostratigraphic method to estimate growth rate

Atsushi Noguchi, Yuhji Yamamoto, Keisuke Nishi, Akira Usui, Hirokuni Oda

Ore Geology Reviews, 87 16-24, Jul, 2017
Formation age of the dual structure and environmental change recorded in hydrogenetic ferromanganese crusts from Northwest and Central Pacific seamounts

Keisuke Nishi, Akira Usui, Yoshio Nakasato, Hisato Yasuda

Ore Geology Reviews, 87 62-70, Jul, 2017
Geochemistry and U-series dating of Holocene and fossil marine hydrothermal manganese deposits from the Izu-Ogasawara arc

Kyoko Yamaoka, Lin Ma, Kazuko Hishikawa, Akira Usui

Ore Geology Reviews, 87 114-125, Jul, 2017
Scanning SQUID microscopy of a ferromanganese crust from the northwestern Pacific: Submillimeter scale magnetostratigraphy as a new tool for age determination and mapping of environmental magnetic parameters

A. Noguchi, H. Oda, Y. Yamamoto, A. Usui, M. Sato, J. Kawai

Geophysical Research Letters, 44(11) 5360-5367, Jun 16, 2017
Archaeal and bacterial communities in deepsea hydrogenetic ferromanganese crusts on old seamounts of the northwestern Pacific

Shota Nitahara, Shingo Kato, Akira Usui, Tetsuro Urabe, Katsuhiko Suzuki, Akihiko Yamagishi

PLoS ONE, 12(2), Feb, 2017
Water Depth Profile of Tellurium Stable Isotope Compositions in Surface Layer of Marine Ferromanganese Crusts

Fukami Yusuke, Kashiwabara Teruhiko, Usui Akira, Suzuki Katsuhiko

Abstracts of Annual Meeting of the Geochemical Society of Japan, 64 102-102, 2017

Misc.

The fluctuations of Nd and Pb isotopic compositions of ferromanganese crusts collected from four different depths of the Takuyo-Daigo Seamount

天川裕史, 臼井朗, 後藤孝介, 鈴木勝彦

日本地球化学会年会要旨集(Web), 69th, 2022
Characterization of marine ferromanganese crust from the Pacific using residues of selective chemical leaching: identification of fossil magnetotactic bacteria with FE-SEM and rock magnetic methods

Hirokuni Oda, Yoshio Nakasato, Akira Usui

Earth, Planets and Space, 70(1), Dec 1, 2018
海水起源マンガンクラストの成長構造,鉱物化学組成の微細層序学的検討

長岡杏奈, 臼井朗, 浦本豪一郎

資源地質学会年会講演会講演要旨集, 68th, 2018
Relationship between Tellurium Stable Isotope Compositions in Surface Layer of Marine Ferromanganese Crusts and ocean environment

Fukami Yusuke, Kashiwabara Teruhiko, Amakawa Hiroshi, Usui Akira, Suzuki Katsuhiko

Abstracts of Annual Meeting of the Geochemical Society of Japan, 65 38-38, 2018
Vertical profiles of Nd concentration and isotopic composition in the oceanic region close to the Takuyo-Daigo Seamount

Amakawa Hiroshi, Fukami Yusuke, Torimoto Jyunji, Nozaki Tatsuo, Iijima Koichi, Usui Akira, Suzuki Katsuhiko

Abstracts of Annual Meeting of the Geochemical Society of Japan, 65 198-198, 2018
Molecular characterization of the microbial community in hydrogenetic ferromanganese crusts of the Takuyo-Daigo Seamount, northwest Pacific

Shota Nitahara, Shingo Kato, Tetsuro Urabe, Akira Usui, Akihiko Yamagishi

FEMS Microbiology Letters, 321(2) 121-129, Aug, 2011
Ultrafine-scale magnetostratigraphy of marine ferromanganese crust

Hirokuni Oda, Akira Usui, Isoji Miyagi, Masato Joshima, Benjamin P. Weiss, Chris Shantz, Luis E. Fong, Krista K. McBride, Rene Harder, Franz J. Baudenbacher

Geology, 39(3) 227-230, Mar, 2011
Process and environment of ferromanganese crusts in the modern and Cenozoic oceans

USUI AKIRA, TAKAHASHI YOSHIO, ITO TAKASHI, SUZUKI KATSUHIKO, URABE TETSURO, TOKUMARU AYAKA, THORNTON BLAIR, SAKAGUCHI AYA, ODA HIROKUNI, KATO SHINGO

Annual Meeting of the Geological Society of Japan, 2011 224-224, 2011
Geophysical and geological exploration of cobalt-rich ferromanganese crusts: An attempt of small-scale mapping on a Micronesian seamount

Akira Usui, Nobuyuki Okamoto

Marine Georesources and Geotechnology, 28(3) 192-206, 2010
Introduction to the Special Issue on Marine Minerals including a review of papers from the 2008 International Geological Congress (IGC) Marine Minerals Symposium

David S. Cronan, Peter A. Rona, Akira Usui

MARINE GEORESOURCES & GEOTECHNOLOGY, 28(3) 189-191, 2010
深海底レアメタル資源：マンガン団塊とマンガンクラストの研究・開発に期待

臼井朗

エネルギーレビュー, (8), 2010
深海に眠る金属資源

臼井朗

LIBERATION 理学編, 16, 2010
Growth history and formation environments of ferromanganese deposits on the Philippine Sea Plate, northwest Pacific Ocean

Akira Usui, Ian J. Graham, Robert G. Ditchburn, Albert Zondervan, Hiroshi Shibasaki, Hajime Hishida

ISLAND ARC, 16(3) 420-430, Sep, 2007
Growth history and formation environments of ferromanganese deposits on the Philippine Sea Plate, northwest Pacific Ocean

Akira Usui, Ian J. Graham, Robert G. Ditchburn, Albert Zondervan, Hiroshi Shibasaki, Hajime Hishida

Island Arc, 16(3) 420-430, Sep, 2007
Chemical and structural control of the partitioning of Co, Ce, and Pb in marine ferromanganese oxides (vol 71, pg 984, 2007)

Yoshio Takahashi, Alain Manceau, Nicolas Geoffroy, Matthew A. Marcus, Akira Usui

GEOCHIMICA ET COSMOCHIMICA ACTA, 71(9) 2415-2415, May, 2007
Chemical and structural control of the partitioning of Co, Ce, and Pb in marine ferromanganese oxides

Yoshio Takahashi, Alain Manceau, Nicolas Geoffroy, Matthew A. Marcus, Akira Usui

Geochimica et Cosmochimica Acta, 71(4) 984-1008, Feb 15, 2007
Chemical and structural control of the partitioning of Co, Ce, and Pb in marine ferromanganese oxides

Yoshio Takahashi, Alain Manceau, Nicolas Geoffroy, Matthew A. Marcus, Akira Usui

GEOCHIMICA ET COSMOCHIMICA ACTA, 71(4) 984-1008, Feb, 2007
Evidence for hydrothermal venting in Fe isotope compositions of the deep Pacific Ocean through time

N. C. Chu, C. M. Johnson, B. L. Beard, C. R. German, R. W. Nesbitt, M. Frank, Marcel Bohn, P. W. Kubik, A. Usui, I. Graham

Earth and Planetary Science Letters, 245(1-2) 202-217, May 15, 2006
Evidence for hydrothermal venting in Fe isotope compositions of the deep Pacific Ocean through time

N. -C. Chu, C. M. Johnson, B. L. Beard, C. R. German, R. W. Nesbitt, M. Frank, Marcel Bohn, P. W. Kubik, A. Usui, I. Graham

EARTH AND PLANETARY SCIENCE LETTERS, 245(1-2) 202-217, May, 2006
日本周辺海域海底鉱物資源:コバルトリッチクラスト

臼井朗

金属資源レポート, 36(2) 97-104, 2006

Books and Other Publications

鉱物・宝石の科学事典

日本鉱物科学会 (Role: Contributor, 一部執筆)

朝倉書店, Sep, 2019 (ISBN: 9784254162769)
コバルトリッチクラストの成り立ち : 調査手法の確立に向けて

鈴木, 勝彦( 同位体地球化学・実験熱水化学), 臼井, 朗, 次世代海洋資源調査技術研究開発プロジェクトチーム (Role: Joint author)

海洋研究開発機構次世代海洋資源調査技術プロジェクトチーム, Nov, 2018 (ISBN: 9784901833424)
Geoscience of Marine Manganese Deposits

A.Usui e (Role: Joint author)

Feb, 2015 (ISBN: 9784130627221)
薄片でよくわかる岩石図鑑 : 含まれる鉱物や組織で種類を知る

チームG (Role: Contributor, 一部執筆)

誠文堂新光社, Mar, 2014 (ISBN: 9784416114070)
地球と宇宙の化学事典

日本地球化学会 (Role: Contributor, 一部執筆)

朝倉書店, Sep, 2012 (ISBN: 9784254160574)
海底鉱物資源

オーム社, 2010 (ISBN: 9784274502873)
エネルギー・資源ハンドブック

エネルギー・資源学会 (Role: Contributor)

オーム社, Nov, 1996 (ISBN: 4274023346)

Presentations

Modern Precipitation of Ferromanganese Oxides and Metal Accumulation during 12-15-Yr on-Site Experiment at NW Pacific Seamounts Oral,

Usui A, Hino H, Suzushima D, Kashiwabara T, Tomioka N, Yamaoka K

Goldschmidt Conference 2020 at Honolulu,
Regional and fine-scale variability in chemical and mineralogical composition of the hydrogenetic ferromanganese crusts: Characterized by geological correlation among the NW Pacific seamount deposits Oral.

A. Usui, H. Hino, M. Kurihara, H. Kobayashi

Underwater Minerals Conference 2020 at St.Petersberg, Sept. 28-30.
海水起源マンガンクラストの成長構造,鉱物化学組成の微細層序学的検討

臼井朗, 長岡杏奈, 川村美智子

日本地球惑星科学連合2019年大会
海底マンガン鉱床の縞々学における課題：マンガンクラストにみられる成長構造，組成変動とその対比

臼井朗, 長岡杏奈, 浦本豪一郎, 村山雅史

日本地球惑星科学連合2019年大会
海洋中の鉄マンガン酸化物中のテルルと海洋環境の関連性

深海雄介, 柏原輝彦, 天川裕史, 渋谷岳造, 臼井朗, 鈴木勝彦

日本地球惑星科学連合2019年大会
深海底化学堆積物・鉄マンガンクラストにおけるZr, Hfの分別挙動

坂口綾, 稲垣純平, 井上美南, 臼井朗, 羽場宏光, 金子政志, 山﨑信哉, 末木啓介, 高橋嘉夫

;日本地球惑星科学連合2019年大会
北西太平洋海山域のマンガンクラストの多様性を規制する要因について -探査・評価への適用-

臼井朗

第68回鉱山地質学会講演会
Observation and Sampling of the Seamount Ferromanganese Crusts with a Remotely Operated Vehicle (ROV) : Advantages in Geochemical and Geological Characterization

40th Underwater Mining Institute Conference, 2011
Small-scale ROV Mapping of the Ferromanganese Crusts over the Seamounts in the NW Pacific.

OCEANS, 2011
Program "Mineral Diversity of the Hydrogenetic Ferromanganese Crusts in theNorthwestern Pacific Seamounts," Intl.

Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Application to manganese nodule by microfocus X-ray CT scanner. Intl

Murayama, M, Matsuzaki, T, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Significance of microstratigraphic description of ferromanganese crusts to understand the growth history and economic potential

Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Microstratigraphy for paleoceanographic reconstruction of hydrogenetic ferromanganese

Shimizu, E, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Ferromanganese crusts covered on slope of Takuyo-Daigo seamount at 5,500m water depth.

Iijima, K, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Revision of the Map of “Marine Polymetallic Mineral Deposits in the Vicinity of the Japanese Island, NW Pacific.

Kishimoto, K, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Formation Age of the Dual Structure and Environmental Change for the Hydrogenetic Ferromanganese Crusts in the Northwest and Central Pacific Seamounts.

Nishi, K, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Age dating of recent and fossil hydrothermal manganese deposits from the Izu-Ogasawara arc.

Yamaoka, K, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Marine exposure experiments of Fe-Mn oxides at a low temperature hydrothermal area.

Hino, H., Usui, A. et al.

Workshop on Marine Manganese Minerals at Kochi Univ.
Formation and element enrichment of ferromanganese crusts: abiotic or biologically mediated?

Suzuki, Y, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.
Fractionation of Zirconium-Hafnium in ferromanganese crusts.

Sakaguchi, A, Usui, A

Workshop on Marine Manganese Minerals at Kochi Univ.

Teaching Experience

Apr, 2018 - Present

海底資源学概論，海洋地球科学入門 (高知大学農林海洋科学部)
Apr, 2004 - Present

地球と宇宙，地球科学入門，資源地質学，地学英語，海底資源地学 (高知大学理学部)

Professional Memberships

Works

Research Projects

On-site 15-yr Experiment of Metal Accumulation onto Mn oxides

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2024
深海底での現場吸着・培養実験で明らかにする鉄マンガンクラストの成長・元素濃集過程

科学研究費助成事業基盤研究(B), 基盤研究(B), 日本学術振興会, Apr, 2020 - Mar, 2024

柏原輝彦, 臼井朗, 加藤真悟, 菊池早希子
Reconstruction of the past ocean circulation using ferromanganese crust samples collected from a seamount

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Apr, 2018 - Mar, 2021

Amakawa Hiroshi
Geoscientific consideration of marine manganese crusts and nodules on global to nano-scales.

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Oct, 2016 - Mar, 2019

Usui Akira
SIMS research on the formation environment of submarine platinum resources

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, Oct, 2015 - Mar, 2019

Morishita Yuichi, SANO yuji
Pioneering research on past magnetic field of the Earth and planets by using SQUID microscope

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A), Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2017

Oda Hirokuni, NOGUCHI Atsushi, TAKAHASHI Hironori, ITO Takashi, MIYAMOTO Masakazu, KAWABATA Miki, JOGO Kaori, XUAN Chuang, MCENROE Suzanne, TARDUNO John
Environment of Deposition of Manganese Crusts in the Modern and Cenozoic Oceans

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2011 - 2013

USUI Akira, TAKAHASHI Yoshio, ITO Takashi, SUZUKI Katsuhiko, URABE Tetsuro, THORNTON Blair, YAMAGISHI Akihiko, ODA Hirokuni, SAKAGUCHI Aya, MORISHITA Yuichi
Biogeochemical impact of TAIGA flux to deep sea environment

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, 2008 - 2012

SUNAMURA Michinari, YAMAMOTO Hiroyuki, OKAMURA Kei, FUKUBA Tatsuhiro, LINDSAY Dhugal
鉄マンガンクラストのヨウ素129による超新星爆発確認と古地磁気層序による年代推定

科学研究費助成事業挑戦的萌芽研究, 挑戦的萌芽研究, 日本学術振興会, 2009 - 2010

小田啓邦, 臼井朗
Growth History of Oxygen Minimum Zone in Pacific Ocean throughCenozoic

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2008 - 2010

ITO Takashi, KOMURO Kosei, OHKUSHI Kenーichi, USUI Akira
Experimental Study on Disposition of Carbon Dioxide in Deep Stratum and Seabed

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2005 - 2006

MIZUKAMI Masakatsu, USUI Akira
Basic Study of Paleoceanographic Reconstruction by Marine Ferro-manganese Crusts.

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2003 - 2004

USUI Akira, SHOJI Higashi, ODA Hirokuni, MIZUKAMI Masakatsu
Study of the mechanisms of mineral deposition at sea-floor by biological and mineralogical experiments

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Japan Society for the Promotion of Science, 2001 - 2003

MIZUKAMI Masakatsu, USUI Akira

Industrial Property Rights

「新規微生物，微生物共生体，培養方法及びこれを用いた水処理方法」（発明者1％）

Media Coverage

薄片を読む-30ミクロンの世界

BSフジ, ガリレオX, BSフジ, Apr, 2017

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