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Hisashi Utada

Hisashi Utada

D-Index & Metrics

Earth Science

D-Index
34
Citations
3914
World Ranking
8051
National Ranking
242

Overview

Hisashi Utada is affiliated with the University of Tokyo in Japan and has contributed extensively to the field of Earth and Planetary Sciences. Their research primarily focuses on geophysics, with significant work in seismic wave analysis and geophysical methods. Utada's body of work includes multiple publications in leading scientific journals, reflecting a consistent engagement with fundamental and applied geosciences.

The main fields of study in Utada's research are:

  • Earth and Planetary Sciences

Within this broader domain, Utada specializes in several subfields:

  • Geophysics
  • Ocean Engineering
  • Oceanography
  • Environmental Chemistry
  • Artificial Intelligence

The topics covered in Utada's work highlight a focus on various aspects of seismic and geophysical research:

  • Seismic Waves and Analysis
  • Earthquake and Tectonic Studies
  • High-pressure Geophysics and Materials
  • Seismic Imaging and Inversion Techniques
  • Geophysical and Geoelectrical Methods
  • Geophysical Methods and Applications
  • Underwater Acoustics Research

Utada has published in several frequent venues, with multiple papers appearing in:

  • Journal of Geophysical Research Solid Earth
  • Earth Planets and Space
  • Geophysical Journal International
  • Bulletin of the Seismological Society of America
  • Geochemistry Geophysics Geosystems

Recent publications include:

  • "Seismic Structure of the Lithosphere-Asthenosphere System Beneath the Oldest Seafloor Revealed by Rayleigh-Wave Dispersion Analysis," 2023, Journal of Geophysical Research Solid Earth
  • "The effect of initial and prior models on phase tensor inversion of distorted magnetotelluric data," 2022, Earth Planets and Space
  • "Probing 1-D electrical anisotropy in the oceanic upper mantle from seafloor magnetotelluric array data," 2020, Geophysical Journal International
  • "Inversion of Longer-Period OBS Waveforms for P Structures in the Oceanic Lithosphere and Asthenosphere," 2020, Journal of Geophysical Research Solid Earth
  • "Three-Dimensional Electrical Resistivity Structure Beneath a Volcanically and Seismically Active Island, Kyushu, Southwest Japan Arc," 2020, Journal of Geophysical Research Solid Earth

Utada frequently collaborates with a group of coauthors, including:

  • Takehi Isse
  • Hitoshi Kawakatsu
  • Hajime Shiobara
  • N. Takeuchi
  • Hiroko Sugioka

Best Publications

  • Stagnant slab : A review

    Yoshio Fukao;Tomoeki Nakakuki;Hisashi Utada;Daisuke Suetsugu

  • Asymmetric Electrical Structure in the Mantle Beneath the East Pacific Rise at 17°S

    R. L. Evans;P. Tarits;A. D. Chave;A. White

  • Long‐term observation of in situ seismic velocity and attenuation

    Keiko Yamamura;Osam Sano;Hisashi Utada;Yasuko Takei

  • A semi-global reference model for electrical conductivity in the mid-mantle beneath the north Pacific region

    H. Utada;T. Koyama;H. Shimizu;A. D. Chave

  • Electrical conductivity imaging of the Philippine Sea upper mantle using seafloor magnetotelluric data

    Kiyoshi Baba;Hisashi Utada;Tada-nori Goto;Tada-nori Goto;Takafumi Kasaya;Takafumi Kasaya

  • Water content and geotherm in the upper mantle above the stagnant slab : Interpretation of electrical conductivity and seismic P-wave velocity models

    Masahiro Ichiki;Kiyoshi Baba;Masayuki Obayashi;Hisashi Utada

  • Upper mantle electrical resistivity structure beneath the central Mariana subduction system

    Tetsuo Matsuno;Nobukazu Seama;Rob L. Evans;Alan D. Chave

  • Geomagnetic field changes in response to the 2011 off the Pacific Coast of Tohoku Earthquake and Tsunami

    Hisashi Utada;Hisayoshi Shimizu;Tsutomu Ogawa;Takuto Maeda

  • 3-D modelling and analysis of Dst C-responses in the North Pacific Ocean region, revisited

    Alexei Kuvshinov;Alexei Kuvshinov;Alexei Kuvshinov;Hisashi Utada;Dmitry Avdeev;Takao Koyama

  • Hydrogen diffusivity in wadsleyite and water distribution in the mantle transition zone

    Ryota Hae;Eiji Ohtani;Tomoaki Kubo;Takao Koyama

  • Water content in the mantle transition zone beneath the north pacific derived from the electrical conductivity anomaly

    Takao Koyama;Hisayoshi Shimizu;Hisashi Utada;Masahiro Ichiki

  • Upper mantle conductivity structure of the back‐arc region beneath northeastern China

    Masahiro Ichiki;Makoto Uyeshima;Hisashi Utada;Zhao Guoze

  • Seismic and Electrical Signatures of the Lithosphere–Asthenosphere System of the Normal Oceanic Mantle

    Hitoshi Kawakatsu;Hisashi Utada

  • Magma ascent beneath Unzen Volcano, SW Japan, deduced from the electrical resistivity structure

    T Kagiyama;H Utada;T Yamamoto

  • A joint interpretation of electromagnetic and seismic tomography models suggests the mantle transition zone below Europe is dry

    Hisashi Utada;Takao Koyama;Masayuki Obayashi;Yoshio Fukao

  • Magnetic and electric field observations during the 2000 activity of Miyake-jima volcano, Central Japan

    Yoichi Sasai;Makoto Uyeshima;Jacques Zlotnicki;Hisashi Utada

  • Trans-Pacific temperature field in the mantle transition region derived from seismic and electromagnetic tomography

    Yoshio Fukao;Takao Koyama;Masayuki Obayashi;Hisashi Utada

  • The EMSLAB electromagnetic sounding experiment

    J. R. Booker;D. I. Gough;J. H. Filloux;P. E. Wannamaker

  • On galvanic distortion of regional 3‐D MT impedances On galvanic distortion of regional three‐dimensional magnetotelluric impedances

    Hisashi Utada;Hiroshi Munekane

  • Volcanomagnetic effect observed during the 1986 eruption of Izu-Oshima Volcano.

    Yoichi Sasai;Takafumi Shimomura;Yozo Hamano;Hisashi Utada

  • Resistivity and self-potential changes associated with volcanic activity: The July 8, 2000 Miyake-jima eruption (Japan)

    J. Zlotnicki;Y. Sasai;P. Yvetot;Y. Nishida

  • Coseismic piezoelectric effects due to a dislocation: 1. An analytic far and early-time field solution in a homogeneous whole space

    T. Ogawa;H. Utada

  • A regularized three-dimensional magnetotelluric inversion with a minimum gradient support constraint

    Luolei Zhang;Luolei Zhang;Takao Koyama;Hisashi Utada;Peng Yu

Frequent Co-Authors

Hitoshi Kawakatsu
Hitoshi Kawakatsu University of Tokyo
Yozo Hamano
Yozo Hamano Japan Agency for Marine-Earth Science and Technology
Masanao Shinohara
Masanao Shinohara University of Tokyo
Toshihiko Kanazawa
Toshihiko Kanazawa University of Tokyo
Nozomu Takeuchi
Nozomu Takeuchi Chiba University
Alan D. Chave
Alan D. Chave Woods Hole Oceanographic Institution
Kiyohumi Yumoto
Kiyohumi Yumoto Kyushu University
Eiji Ohtani
Eiji Ohtani Tohoku University
Takashi Yoshino
Takashi Yoshino Okayama University
Graham Heinson
Graham Heinson University of Adelaide

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