藤永公一郎 (Koichiro Fujinaga) - マイポータル

基本情報

所属: 千葉工業大学次世代海洋資源研究センター上席研究員
: 東京大学工学部客員研究員

学位: 博士（理学）(山口大学)

J-GLOBAL ID: 200901055780221426
researchmap会員ID: 5000098488

学歴

- 2004年

山口大学, 理学研究科, 自然共生科学専攻
- 2004年

山口大学

論文

The tremendous potential of deep-sea mud as a source of rare-earth elements

Yutaro Takaya, Kazutaka Yasukawa, Takehiro Kawasaki, Koichiro Fujinaga, Junichiro Ohta, Yoichi Usui, Kentaro Nakamura, Jun-Ichi Kimura, Qing Chang, Morihisa Hamada …

Scientific Reports 8(1) 5763 2018年12月1日査読有り
A new and prospective resource for scandium: evidence from the geochemistry of deep-sea sediment in the western North Pacific Ocean

Yasukawa, K, Ohta, J, Mimura, K, Tanaka, E, Takaya, Y, Usui, Y, Fujinaga, K, Machida, S, Nozaki, T, Iijima, K …

Ore Geology Review 102 260-267 2018年査読有り
Synchrotron X-ray spectroscopic perspective on the formation mechanism of REY-rich muds in the Pacific Ocean

Kashiwabara, T, Toda, R, Nakamura, K, Yasukawa, K, Fujinaga, K, Kubo, S, Nozaki, T, Takahashi, Y, Suzuki, K, Kato, Y

Geochimica et Cosmochimica Acta 240 274-292 2018年査読有り
Earth system feedback statistically extracted from the Indian Ocean deep-sea sediments recording Eocene hyperthermals

Kazutaka Yasukawa, Kentaro Nakamura, Koichiro Fujinaga, Minoru Ikehara, Yasuhiro Kato

SCIENTIFIC REPORTS 7 2017年9月査読有り
Origin of felsic volcanism in the Izu arc intra-arc rift

Satoru Haraguchi, Jun-Ichi Kimura, Ryoko Senda, Koichiro Fujinaga, Kentaro Nakamura, Yutaro Takaya, Teruaki Ishii

CONTRIBUTIONS TO MINERALOGY AND PETROLOGY 172(5) 2017年5月査読有り
Tracking the spatiotemporal variations of statistically independent components involving enrichment of rare-earth elements in deep-sea sediments

Kazutaka Yasukawa, Kentaro Nakamura, Koichiro Fujinaga, Hikaru Iwamori, Yasuhiro Kato

SCIENTIFIC REPORTS 6 2016年7月査読有り
Bolide impact triggered the Late Triassic extinction event in equatorial Panthalassa

Tetsuji Onoue, Honami Sato, Daisuke Yamashita, Minoru Ikehara, Kazutaka Yasukawa, Koichiro Fujinaga, Yasuhiro Kato, Atsushi Matsuoka

SCIENTIFIC REPORTS 6 2016年7月査読有り
Geology and geochemistry of ferromanganese nodules in the Japanese Exclusive Economic Zone around Minamitorishima Island

Shiki Machida, Koichiro Fujinaga, Teruaki Ishii, Kentaro Nakamura, Naoto Hirano, Yasuhiro Kato

GEOCHEMICAL JOURNAL 50(6) 539-555 2016年査読有り
Geological factors responsible for REY-rich mud in the western North Pacific Ocean: Implications from mineralogy and grain size distributions

Junichiro Ohta, Kazutaka Yasukawa, Shiki Machida, Koichiro Fujinaga, Kentaro Nakamura, Yutaro Takaya, Koichi Iijima, Katsuhiko Suzuki, Yasuhiro Kato

GEOCHEMICAL JOURNAL 50(6) 591-603 2016年査読有り
Geochemistry of REY-rich mud in the Japanese Exclusive Economic Zone around Minamitorishima Island

Koichiro Fujinaga, Kazutaka Yasukawa, Kentaro Nakamura, Shiki Machida, Yutaro Takaya, Junichiro Ohta, Shuhei Araki, Hanjie Liu, Ryo Usami, Ryota Maki …

GEOCHEMICAL JOURNAL 50(6) 575-590 2016年査読有り
Discovery of extremely REY-rich mud in the western North Pacific Ocean

Koichi Iijima, Kazutaka Yasukawa, Koichiro Fujinaga, Kentaro Nakamura, Shiki Machida, Yutaro Takaya, Junichiro Ohta, Satoru Haraguchi, Yoshiro Nishio, Yoichi Usui …

GEOCHEMICAL JOURNAL 50(6) 557-573 2016年査読有り
新たな深海底鉱物資源“レアアース泥”の探査と開発に向けた取り組み

藤永公一郎, 安川和孝, 髙谷雄太郎, 大田隼一郎, 中村謙太郎, 加藤泰浩

Journal of the Mining and Materials Processing Institute of Japan 131 648-655 2015年査読有り
Rare-earth, major, and trace element geochemistry of deep-sea sediments in the Indian Ocean: Implications for the potential distribution of REY-rich mud in the Indian Ocean

Kazutaka Yasukawa, Kentaro Nakamura, Koichiro Fujinaga, Shiki Machida, Junichiro Ohta, Yutaro Takaya, Yasuhiro Kato

GEOCHEMICAL JOURNAL 49(6) 621-635 2015年査読有り
Chemical leaching of rare earth elements from highly REY-rich mud

Yutaro Takaya, Koichiro Fujinaga, Naoya Yamagata, Syuhei Araki, Ryota Maki, Kentaro Nakamura, Koichi Iijima, Yasuhiro Kato

GEOCHEMICAL JOURNAL 49(6) 637-652 2015年査読有り
Geochemistry and mineralogy of REY-rich mud in the eastern Indian Ocean

Kazutaka Yasukawa, Hanjie Liu, Koichiro Fujinaga, Shiki Machida, Satoru Haraguchi, Teruaki Ishii, Kentaro Nakamura, Yasuhiro Kato

JOURNAL OF ASIAN EARTH SCIENCES 93 25-36 2014年10月査読有り
Zircon U-Pb dating from the mafic enclaves in the Tanzawa Tonalitic Pluton, Japan: Implications for arc history and formation age of the lower-crust

Kazue Suzuki, Shinji Yamamoto, Yusuke Sawaki, Kazumasa Aoki, Soichi Omori, Yoshiaki Kon, Takafumi Hirata, Yibing Li, Yutaro Takaya, Koichiro Fujinaga …

LITHOS 196 301-320 2014年5月査読有り
Determination of Host Phase of Lanthanum in Deep-sea REY-rich Mud by XAFS and mu-XRF Using High-energy Synchrotron Radiation

Teruhiko Kashiwabara, Ryuichi Toda, Koichiro Fujinaga, Tetsuo Honma, Yoshio Takahashi, Yasuhiro Kato

CHEMISTRY LETTERS 43(2) 199-200 2014年2月査読有り
Marine Os isotopic fluctuations in the early Eocene greenhouse interval as recorded by metalliferous umbers from a Tertiary ophiolite in Japan

Yasuhiro Kato, Koichiro Fujinaga, Katsuhiko Suzuki

GONDWANA RESEARCH 20(2-3) 594-607 2011年9月査読有り
Deep-sea mud in the Pacific Ocean as a potential resource for rare-earth elements

Yasuhiro Kato, Koichiro Fujinaga, Kentaro Nakamura, Yutaro Takaya, Kenichi Kitamura, Junichiro Ohta, Ryuichi Toda, Takuya Nakashima, Hikaru Iwamori

NATURE GEOSCIENCE 4(8) 535-539 2011年8月査読有り
Geochemistry and origin of Ananai stratiform manganese deposit in the Northern Chichibu Belt, central Shikoku, Japan

Koichiro Fujinaga, Tatsuo Nozaki, Takazumi Nishiuchi, Kiyoko Kuwahara, Yasuhiro Kato

RESOURCE GEOLOGY 56(4) 399-414 2006年

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藤永公一郎

基本情報

学歴

論文

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