World's Best Scientists 2026 revealed!
Naoto Takahata

Naoto Takahata

D-Index & Metrics

Earth Science

D-Index
38
Citations
5775
World Ranking
6462
National Ranking
178

Overview

Naoto Takahata is affiliated with the University of Tokyo in Japan and specializes in Earth and Planetary Sciences. Their research primarily spans geophysics, atmospheric science, environmental chemistry, oceanography, and astronomy and astrophysics. Takahata's extensive body of work includes investigations in geological and geochemical analysis, earthquake and tectonic studies, methane hydrates and related phenomena, and high-pressure geophysics and materials.

The scientist's research covers a broad array of topics, notably:

  • Geological and Geochemical Analysis
  • Earthquake and Tectonic Studies
  • Methane Hydrates and Related Phenomena
  • High-Pressure Geophysics and Materials
  • Geology and Paleoclimatology Research
  • Hydrocarbon Exploration and Reservoir Analysis
  • Paleontology and Stratigraphy of Fossils

Takahata has published numerous papers in notable scientific journals. Frequent publication venues include:

  • Scientific Reports
  • ACS Earth and Space Chemistry
  • Earth and Planetary Science Letters
  • Frontiers in Earth Science
  • GEOCHEMICAL JOURNAL

Some recent notable papers are:

  • Displaced cratonic mantle concentrates deep carbon during continental rifting, 2020, Nature
  • Degassing of deep-sourced CO2 from Xianshuihe-Anninghe fault zones in the eastern Tibetan Plateau, 2021, Science China Earth Sciences
  • Isotopic ratios of uranium and caesium in spherical radioactive caesium-bearing microparticles derived from the Fukushima Dai-ichi Nuclear Power Plant, 2020, Scientific Reports
  • Landside tritium leakage over through years from Fukushima Dai-ichi nuclear plant and relationship between countermeasures and contaminated water, 2020, Scientific Reports
  • Magmatic fluids play a role in the development of active gas chimneys and massive gas hydrates in the Japan Sea, 2020, Chemical Geology

Takahata has collaborated frequently with several coauthors, including:

  • Yuji Sano
  • Takanori Kagoshima
  • Hyunwoo Lee
  • Kotaro Shirai
  • Glen Snyder

The scope of Takahata's work in Earth and Planetary Sciences reflects a significant engagement with processes shaping the Earth's composition, tectonic activity, and environmental chemistry. Their contributions include both field studies and laboratory analyses addressing complex geological questions such as deep carbon cycling, isotopic tracing of radioactive materials, and gas hydrate formation.

Best Publications

  • Ground-water radon anomaly before the kobe earthquake in Japan.

    G. Igarashi;S. Saeki;N. Takahata;K. Sumikawa

  • Carbon and nitrogen assimilation in deep subseafloor microbial cells.

    Yuki Morono;Takeshi Terada;Manabu Nishizawa;Motoo Ito

  • The 3He/4He ratio of the new internal He Standard of Japan (HESJ).

    J. Matsuda;T. Matsumoto;H. Sumino;K. Nagao

  • Early trace of life from 3.95 Ga sedimentary rocks in Labrador, Canada

    Takayuki Tashiro;Akizumi Ishida;Masako Hori;Masako Hori;Motoko Igisu

  • Volcanic flux of nitrogen from the Earth

    Yuji Sano;Naoto Takahata;Yoshiro Nishio;Tobias P Fischer

  • Hydrothermal fluid geochemistry at the Iheya North field in the mid-Okinawa trough: Implication for origin of methane in subseafloor fluid circulation systems

    Shinsuke Kawagucci;Shinsuke Kawagucci;Hitoshi Chiba;Jun Ichiro Ishibashi;Toshiro Yamanaka

  • High-Mg adakite and low-Ca boninite from a bonin fore-arc seamount: Implications for the reaction between slab melts and depleted mantle

    Yi Bing Li;Jun Ichi Kimura;Shiki Machida;Teruaki Ishii

  • Past daily light cycle recorded in the strontium/calcium ratios of giant clam shells

    Yuji Sano;Sayumi Kobayashi;Sayumi Kobayashi;Kotaro Shirai;Naoto Takahata

  • Microdistribution of Mg/Ca, Sr/Ca, and Ba/Ca ratios in Pulleniatina obliquiloculata test by using a NanoSIMS: Implication for the vital effect mechanism

    Daisuke Kunioka;Kotaro Shirai;Naoto Takahata;Yuji Sano

  • New chronological constraints for Cryogenian to Cambrian rocks in the Three Gorges, Weng'an and Chengjiang areas, South China

    Yoshihiro Okada;Yusuke Sawaki;Tsuyoshi Komiya;Takafumi Hirata

  • Exploring the structural controls on helium, nitrogen and carbon isotope signatures in hydrothermal fluids along an intra-arc fault system

    Daniele Tardani;Martin Reich;Emilie Roulleau;Naoto Takahata

  • Ten-year helium anomaly prior to the 2014 Mt Ontake eruption

    Yuji Sano;Takanori Kagoshima;Naoto Takahata;Yoshiro Nishio

  • Nitrogen recycling in subduction zones

    Yuji Sano;Naoto Takahata;Yoshiro Nishio;Bernard Marty

  • Geochemical origin of hydrothermal fluid methane in sediment-associated fields and its relevance to the geographical distribution of whole hydrothermal circulation

    Shinsuke Kawagucci;Shinsuke Kawagucci;Yuichiro Ueno;Yuichiro Ueno;Ken Takai;Tomohiro Toki

  • Sulphur geodynamic cycle

    Takanori Kagoshima;Yuji Sano;Naoto Takahata;Teruyuki Maruoka

  • Helium degassing related to the Kobe earthquake

    Yuji Sano;Naoto Takahata;George Igarashi;Naoji Koizumi

  • Metamorphic P–T–time history of the Sanbagawa belt in central Shikoku, Japan and implications for retrograde metamorphism during exhumation

    Kazumasa Aoki;Kouki Kitajima;Hideki Masago;Manabu Nishizawa

  • Geographical Distribution of 3 He/ 4 He Ratios in the Chugoku District, Southwestern Japan

    Yuji Sano;Naoto Takahata;Tetsuzo Seno

  • Groundwater helium anomaly reflects strain change during the 2016 Kumamoto earthquake in Southwest Japan

    Yuji Sano;Naoto Takahata;Takanori Kagoshima;Tomo Shibata

  • Displaced cratonic mantle concentrates deep carbon during continental rifting

    James D. Muirhead;James D. Muirhead;Tobias P. Fischer;Sarah J. Oliva;Amani Laizer

  • Accurate measurement of atmospheric helium isotopes.

    Yuji Sano;Taichi Tokutake;Naoto Takahata

Frequent Co-Authors

Yuji Sano
Yuji Sano Kōchi University
Tobias P. Fischer
Tobias P. Fischer University of New Mexico
Urumu Tsunogai
Urumu Tsunogai Nagoya University
Toshitaka Gamo
Toshitaka Gamo University of Tokyo
Hajime Obata
Hajime Obata University of Tokyo
Shigenori Maruyama
Shigenori Maruyama Tokyo Institute of Technology
Yuichiro Ueno
Yuichiro Ueno Tokyo Institute of Technology
Minoru Ikehara
Minoru Ikehara Kōchi University
Tsuyoshi Komiya
Tsuyoshi Komiya University of Tokyo
Ken Takai
Ken Takai Japan Agency for Marine-Earth Science and Technology

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