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Toki Tomohiro  土岐 知弘

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TOKI Tomohiro  土岐 知弘

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Researcher Number 50396925
Other IDs
Affiliation (Current) 2023: 琉球大学, 理学部, 准教授
Affiliation (based on the past Project Information) *help 2015 – 2023: 琉球大学, 理学部, 准教授
2008 – 2012: 琉球大学, 理学部, 助教
Review Section/Research Field
Principal Investigator
Geochemistry/Cosmochemistry / Basic Section 63010:Environmental dynamic analysis-related
Except Principal Investigator
Science and Engineering / Medium-sized Section 17:Earth and planetary science and related fields / Basic Section 63010:Environmental dynamic analysis-related / Basic Section 17040:Solid earth sciences-related
Keywords
Principal Investigator
二酸化炭素 / 還元反応 / 金属触媒 / 流体定常条件 / 水素還元状態 / 表面活性 / 海底熱水系 / メタノール合成 / 高温・高圧 / 東シナ海 … More / 熱水 / 冷湧水 / メタン / 希ガス同位体比 … More
Except Principal Investigator
海洋地殻 / 流体循環 / 熱輸送 / 日本海溝 / 熱水循環 / 海底下の大河 / 酸化還元状態 / 生物地球化学 / 素過程 / 素課程 / アウターライズ / 沈み込み帯 / 断層 / 地殻熱流量 / 間隙水 / プチスポット / 太平洋プレート / 海洋プレート / 物質循環 / 海底泥火山 / 微生物 / 溶存態有機炭素 / 泥火山 / 炭素 / 深部流体 / 比抵抗 Less
  • Research Projects

    (6 results)
  • Research Products

    (17 results)
  • Co-Researchers

    (21 People)
  •  Fluid flow in the uppermost part of the incoming plate seaward of the trench: Regional variations and influence on processes around the plate interface

    • Principal Investigator
      山野 誠
    • Project Period (FY)
      2023 – 2025
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 17040:Solid earth sciences-related
    • Research Institution
      The University of Tokyo
  •  Hydrothermal systems ARE the source of methane in continental slope area of the East China Sea ?Principal Investigator

    • Principal Investigator
      土岐 知弘
    • Project Period (FY)
      2023 – 2026
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Review Section
      Basic Section 63010:Environmental dynamic analysis-related
    • Research Institution
      University of the Ryukyus
  •  Construction of a model for the diffusion and circulation of deep subsurface life and carbon to the ocean via submarine mud volcanism

    • Principal Investigator
      井尻 暁
    • Project Period (FY)
      2020 – 2022
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Review Section
      Basic Section 63010:Environmental dynamic analysis-related
    • Research Institution
      Kobe University
  •  Fluid flow and heat transport processes associated with deformation of the incoming plate near trenches and their influence on subduction zones

    • Principal Investigator
      山野 誠
    • Project Period (FY)
      2018 – 2021
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      The University of Tokyo
  •  Effective synthesis of methanol using high-CO2 and PT conditions at deep-sea hydrothermal systemsPrincipal Investigator

    • Principal Investigator
      TOKI Tomohiro
    • Project Period (FY)
      2015 – 2017
    • Research Category
      Grant-in-Aid for Challenging Exploratory Research
    • Research Field
      Geochemistry/Cosmochemistry
    • Research Institution
      University of the Ryukyus
  •  Interactions between microbial processes and physical-chemical environments associated with subseafloor advection of hydrothermal fluids

    • Principal Investigator
      TAKAI Ken
    • Project Period (FY)
      2008 – 2012
    • Research Category
      Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
    • Review Section
      Science and Engineering
    • Research Institution
      Japan Agency for Marine-Earth Science and Technology

All 2020 2019 2018 2017 2013 2012 2011 2010

All Journal Article Presentation

  • [Journal Article] Vertical profiles of arsenic and arsenic species transformations in deep-sea sediment, Nankai Trough, offshore Japan2019

    • Author(s)
      Harue Masuda、Haruka Yoshinishi、Shigeshi Fuchida、Tomohiro Toki、Emilie Even
    • Journal Title

      Progress in Earth and Planetary Science

      Volume: 6 Issue: 1 Pages: 28-28

    • DOI

      10.1186/s40645-019-0269-y

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-18H03733, KAKENHI-PROJECT-17H01863
  • [Journal Article] Formation of gas discharging from Taketomi submarine hot spring off Ishigaki Island in the southern Ryukyu Islands, Japan2017

    • Author(s)
      Tomohiro Toki, Daigo Iwata, Urumu Tsunogai, Daisuke D. Komatsu, Yuji Sano, Naoto Takahata, Hiroshi Hamasaki, Jun-ichiro Ishibashi
    • Journal Title

      Journal of Volcanology and Geothermal Research

      Volume: 330 Pages: 24-35

    • DOI

      10.1016/j.jvolgeores.2016.11.018

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-15K13603, KAKENHI-PROJECT-16K13914
  • [Journal Article] Effect of CO2 on hydrogen absorption in Ti-Zr-Mn-Cr based AB2 type alloys2017

    • Author(s)
      Nobuko Hanada, Hirotaka Asada, Tessui Nakagawa, Hiroki Higa, Masayoshi Ishida, Daichi Heshiki, Tomohiro Toki, Itoko Saita, Kohta Asano, Yumiko Nakamura, Akitoshi Fujisawa, and Shinichi Miura
    • Journal Title

      Journal of Alloys and Compounds

      Volume: 705 Pages: 507-516

    • DOI

      10.1016/j.jallcom.2017.02.067

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-15K13603
  • [Journal Article] Discovery of a new hydrothermal vent base on an underwater, high-resolution geophysical survey2013

    • Author(s)
      Nakamura, K., T.Toki, N.Mochizuki, et al.
    • Journal Title

      Deep-Sea Research I

      Volume: vol.174 Pages: 1-10

    • DOI

      10.1016/j.dsr.2012.12.003

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109002, KAKENHI-PLANNED-20109005
  • [Journal Article] Shallow submarine hydrothermal activity with significant contribution of magmatic water producing talc chimneys in the Wakamiko Crater of Kagoshima Bay, southern Kyushu, Japan.2013

    • Author(s)
      Yamanaka, T., Maeto, K., Akashi, H., Ishibashi, J., Miyoshi, Y., Okamura, K., Noguchi, T., Kuwahara, Y., Toki, T., Tsunogai, U., Ura, T., Nakatani, T., Maki, T., Kubokawa, K., and Chiba, H.
    • Journal Title

      J. Volcan. Geotherm. Res.

      Volume: (in press) Pages: 74-84

    • DOI

      10.1016/j.jvolgeores.2013.04.007

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109005, KAKENHI-PROJECT-23340163, KAKENHI-PROJECT-23570070, KAKENHI-PROJECT-24310006, KAKENHI-PROJECT-24340135
  • [Journal Article] Biogeography of Persephonella in deep-sea hydrothermal vents of the Western Pacific.2013

    • Author(s)
      Mino, S., Makita, H., Toki, T., Miyazaki, J., Kato, S., Watanabe, H., Imachi, H., Watsuji, T., Nunoura, T., Kojima, S., Sawabe, T., Takai, K., and Nakagawa, S.
    • Journal Title

      Frontier in Extreme Microbiology

      Volume: 4 Pages: 107-107

    • DOI

      10.3389/fmicb.2013.00107

    • NAID

      120006389534

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109005, KAKENHI-PROJECT-22760646, KAKENHI-PROJECT-25660146, KAKENHI-PROJECT-25840166
  • [Journal Article] Iron-based microbial ecosystem on and below the seafloor: a case study of hydrothermal fields of the Southern Mariana Trough.2012

    • Author(s)
      Kato, S., Nakamura, K., Toki, T., Ishibashi, J., Tsunogai, U., Hirota, A., Ohkuma, M., and Yamagishi, A.
    • Journal Title

      Frontiers in Microbiological Chemistry

      Volume: 3 Pages: 89-89

    • DOI

      10.3389/fmicb.2012.00089

    • NAID

      120006389533

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109005, KAKENHI-PLANNED-20109006, KAKENHI-PROJECT-22226015, KAKENHI-PUBLICLY-23109702
  • [Journal Article] Geochemical origin of hydrothermal fluid methane in sediment-associated fields and its relevance with the geographical distribution of whole hydrothermal circulation.2012

    • Author(s)
      Kawagucci, S., Ueno, Y., Takai, K., Toki, T., Ito, M., Inoue, K., Makabe, A., Yoshida, N., Muramatsu, Y., Takahata, N., Sano, Y., Narita, T., Teranishi, G., Obata, H., Nakagawa, S., Nunoura, T., and Gamo, T.
    • Journal Title

      Chem. Geol.

      Volume: 339 Pages: 213-225

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109005
  • [Journal Article] 南西諸島南部海域における地球化学的・地質学的調査-長崎丸RN10航海報告-2011

    • Author(s)
      土岐知弘
    • Journal Title

      琉球大学理学部紀要

      Volume: 91 Pages: 9-19

    • NAID

      40019206626

    • Data Source
      KAKENHI-PLANNED-20109005
  • [Journal Article] Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa Trough: Implication for origin of methane in subseafloor fluid circulation systems2011

    • Author(s)
      Kawagucci, S., Chiba, H., Ishibashi, J., Yamanaka, T., Toki, T., Muramatsu, Y., Ueno, Y., Makabe, A., Inoue, K., Yoshida, N., Nakagawa, S., Nunoura, N., Takai, K., Takahata, N., Sano, Y., Narita, T., Teranishi, G., Obata, H., and Gamo, T.
    • Journal Title

      Geochem. J.

      Volume: 45 Pages: 109-124

    • NAID

      10028198287

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109005
  • [Journal Article] Isotopic variation of molecular hydrogen in 20°-375℃ C hydrothermal fluids as detected by a new analytical method.2010

    • Author(s)
      Kawagucci, S., Toki, T., Ishibashi, J., Takai, K., Ito, M., Oomori, T., Gamo, T.
    • Journal Title

      J.Geophys.Res. 115

    • NAID

      120006383300

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109005
  • [Journal Article] Isotopic variation of molecular hydrogen in 20o/ -375o/ C hydrothermal fluids as detected by a new analytical method.2010

    • Author(s)
      Kawagucci, S., Toki, T., Ishibashi, J., Takai, K., Ito, M., Oomori, T., and Gamo, T.
    • Journal Title

      J. Geophys. Res.

      Volume: 115 Issue: G3

    • DOI

      10.1029/2009jg001203

    • Peer Reviewed
    • Data Source
      KAKENHI-PLANNED-20109005
  • [Presentation] 種子島沖海底泥火山群からの深部起源流体の湧出フラックス2020

    • Author(s)
      満留由来、土岐知弘、倉橋周吾、井尻暁、芦寿一郎
    • Organizer
      日本地球惑星科学連合2020年大会
    • Data Source
      KAKENHI-PROJECT-18H03733
  • [Presentation] 竹富海底温泉における連続モニタリング観測の予察的報告2019

    • Author(s)
      大嶋 将吾、土岐 知弘、満留 由来、原 由宇
    • Organizer
      第66回日本地球化学会年会
    • Data Source
      KAKENHI-PROJECT-18H03733
  • [Presentation] 東シナ海大陸斜面域における海水中のメタンの分布2018

    • Author(s)
      土岐 知弘、知花 英貴、島袋 鉄平、山川 陽
    • Organizer
      日本地球惑星科学連合2018年大会
    • Data Source
      KAKENHI-PROJECT-18H03733
  • [Presentation] AB2型水素吸蔵合金のCO2被毒耐性と炭化水素生成反応の相関とメカニズム2017

    • Author(s)
      平敷 大地,土岐 知弘,花田 信子,荒西 研吾,石田 政義,中川 鉄水
    • Organizer
      日本金属学会2017年秋期大会
    • Data Source
      KAKENHI-PROJECT-15K13603
  • [Presentation] AB2型水素吸蔵合金のCO2被毒耐性と炭化水素生成反応の相関とメカニズム2017

    • Author(s)
      平敷 大地,土岐 知弘,花田 信子,荒西 研吾,石田 政義,中川 鉄水
    • Organizer
      第12回水素若手研究会
    • Data Source
      KAKENHI-PROJECT-15K13603
  • 1.  山野 誠 (60191368)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 2.  朴 進午 (70359199)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 3.  笠谷 貴史 (90373456)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 4.  川田 佳史 (50402558)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 5.  TAKAI Ken (80359166)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 5 results
  • 6.  TAKAHASHI Yoshio (10304396)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  YAMANAKA Toshiro (60343331)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 8.  NAKAGAWA Satoshi (70435832)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 3 results
  • 9.  河原林 裕 (90195165)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  佐野 有司 (50162524)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  平野 直人 (00451831)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  片山 郁夫 (10448235)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  井尻 暁 (70374212)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  星野 辰彦 (30386619)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  乙坂 重嘉 (40370374)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  村山 雅史 (50261350)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  野口 拓郎 (90600643)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  木下 正高 (50225009)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  後藤 忠徳 (90303685)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 20.  NAKAMURA Kentaro
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 21.  MOCHIZUKI Nobutatsu
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results

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