Rchr
J-GLOBAL ID：200901005519453991   Update date: Oct. 18, 2024

Usui Akira

ウスイ アキラ | Usui Akira
Affiliation and department：
Kochi University Marine Core Research Institute(MaCRI)

About Kochi University Marine Core Research Institute(MaCRI)


Homepage URL  (1)： http://www.cc.kochi-u.ac.jp/~a-usui/
Research field  (3)： Earth resource engineering, energy science ,  Solid earth science ,  Human geoscience
Research keywords  (4)： 資源地学 ,  海底鉱物資源 ,  resource geology ,  marine geology
Research theme for competitive and other funds  (13)：
  • 2021 - 2024 On-site 15-yr Experiment of Metal Accumulation onto Mn oxides
  • 2020 - 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
  • 2018 - 2021 Reconstruction of the past ocean circulation using ferromanganese crust samples collected from a seamount
  • 2016 - 2019 Geoscientific consideration of marine manganese crusts and nodules on global to nano-scales.
  • 2015 - 2019 SIMS research on the formation environment of submarine platinum resources
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Papers (40)：
  • Hirokuni Oda, Wataru Katanoda, Akira Usui, Masafumi Murayama, Yuhji Yamamoto. Rotation of a Ferromanganese Nodule in the Penrhyn Basin, South Pacific, Tracked by the Earth's Magnetic Field. Geochemistry, Geophysics, Geosystems. 2023. 24. 3
  • Yusuke Fukami, Teruhiko Kashiwabara, Hiroshi Amakawa, Takazo Shibuya, Akira Usui, Katsuhiko Suzuki. Tellurium stable isotope composition in the surface layer of ferromanganese crusts from two seamounts in the Northwest Pacific Ocean. Geochimica et Cosmochimica Acta. 2022. 318. 279-291
  • Akira Usui, Katsuhiko Suzuki. Geological Characterization of Ferromanganese Crust Deposits in the NW Pacific Seamounts for Prudent Deep-Sea Mining. Perspectives on Deep-Sea Mining: Sustainability, Technology, Environmental Policy and Management. 2022. 81-113
  • Akira Usui, Anna Nagaokaka, Katsuhiko Suzuki. Geological parameters controlling the variability in grade and abundance of the ferromanganese crusts in the nw pacific seamounts: A review of rov exploration and geochemical characterization. Proceedings of the International Offshore and Polar Engineering Conference. 2021. 330-335
  • Kobayashi Eishi, Suzuki Katsuhiko, Usui Akira, Qing CHANG, Makabe Akiko, Kashiwabara Teruhiko, Orihashi Yuji. Osmium isotope stratigraphy age and elemental composition of ferromanganese crusts from Iwaki seamount. Abstracts of Annual Meeting of the Geochemical Society of Japan. 2021. 68. 175
ｍore...
MISC (49)：
  • 臼井朗, 柏原輝彦, 高橋嘉夫, 山岡香子, 日野ひかり, 日野ひかり, 鈴島大貴, 鈴島大貴. Geochemical and mineralogical property of ferromanganese oxides precipitates over the rock outcrops; Implication to the diversity of ferromanganese crusts. 日本地球化学会年会要旨集(Web). 2022. 69th
  • 臼井朗, 山岡香子, 柏原輝彦, 日野ひかり. On-site exposure experiment for synthetic manganese minerals. 日本地球惑星科学連合大会予稿集(Web). 2022. 2022
  • 天川裕史, 臼井朗, 後藤孝介, 鈴木勝彦. The fluctuations of Nd and Pb isotopic compositions of ferromanganese crusts collected from four different depths of the Takuyo-Daigo Seamount. 日本地球化学会年会要旨集(Web). 2022. 69th
  • 臼井朗, 日野ひかり, 鈴島大貴, 富岡尚敬, 柏原輝彦, 山岡香子, 砂村倫成. On-site experiment of hydrogenetic ferromanganese oxide precipitation and absorption for 12-15 years. 日本地球惑星科学連合大会予稿集(Web). 2020. 2020
  • Hirokuni Oda, Yoshio Nakasato, Akira Usui. 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. Earth, Planets and Space. 2018. 70. 1
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Patents (1)：
  • 「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%)
Books (7)：
  • 鉱物・宝石の科学事典
    朝倉書店 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
    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 2018 ISBN:9784901833424
  • Geoscience of Marine Manganese Deposits
    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
    誠文堂新光社 2014 ISBN:9784416114070
  • 地球と宇宙の化学事典
    朝倉書店 2012 ISBN:9784254160574
ｍore...
Lectures and oral presentations  (74)：
  • 北東太平洋の海山上で採取されたタイプの異なるマンガンノジュールの形成過程,
    (地球惑星科学連合大会)
  • 海底沈着実験による鉄マンガン酸化物の生成と金属濃集プロセス,
    (地球惑星科学連合大会)
  • 日本近海のマンガンクラストの産状と組成の特徴
    (MMM2020 2020)
  • 海水起源マンガンクラストの微細成長構造と生成環境
    (MMM2020 2020)
  • 海底マンガン鉱床の多様性に関わる地球科学:現状と今後
    (MMM2020 2020)
ｍore...
Works (3)：
  • 科研費補助金C
    2011 - 2013
  • 第三十回 寺田虎彦記念賞
    2011 -
  • 科研費補助金C
    2003 - 2004
Education (3)：
  • 1975 - 1979 The University of Tokyo Doctor Course, School of Engineering Mineral Resources Development Dept.
  • 1973 - 1975 The University of Tokyo Mater Course, School of Engineering Mmineral Resources Development Dept.
  • The University of Tokyo The Faculty of Engineering
Professional career (1)：
  • 工学博士 (東京大学)
Work history (5)：
  • 2018/04 - 現在 National Institute of Advanced Industrial Science and Technology Geological Survey of Jpan Invited researcher
  • 2015/04 - 現在 Japan Agency for Marine-Earth Science and Technology Submarine Mineral Resources Development Center Invited Researcher
  • 2003/02 - 2014/03 Kochi University Fac. Science professor
  • 1980/04 - 2003/02 Geological Survey of Japan, AIST Marine Minerals & Environments Section Chief
  • 1979/09 - 1980/03 Japan Society for the Promotion of Science Graduate School of Engineering posdoc
Committee career (3)：
  • 2017/10 - 現在 International Society of Ocean & Polar Engineering Technical Program Committee
  • 2009/01 - 2011/01 Geological Society of Japan Director, Shikoku Branch
  • 2007 - 2008 President, Internatonal Marine Minerals Society (2007-2008)
Awards (7)：
  • 2020/10 - 国立大学法人高知大学 優秀広報貢献賞 広報活動の活性化
  • 2018/06 - Society of Resource Geology Kato Takeo Award Geoscience of Marine Manganese Minerals
  • 2016/03 - 高知市文化振興事業団 高知出版学術賞 海底マンガン鉱床の地球科学
  • 2015/02 - 国立大学法人高知大学 研究功績者賞 研究の活性化
  • 2014/09 - 国際海底鉱物資源協会 Moore Medal Geoscience of Marine Manganese Minerals
Show all
Association Membership(s) (8)：
International Marine Minerals Society ,  資源地質学会 ,  日本地球化学会 ,  日本地質学会 ,  日本地学協会 ,  Society of Resource Geology ,  Geological Society of Japan ,  Geochemical Society of Japan
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