World's Best Scientists 2026 revealed!
Hisashi Utada

Hisashi Utada

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 34 8052 7468 242 228 263 3914

Hisashi Utada publications per year

The chart shows the history of publications by Hisashi Utada between 1982 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Hisashi Utada published across 45 years, from 1982 to 2026, averaging 5.9 papers a year. Output peaked at 19 publications in 2016. 4 of the 265 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1982 to 2026. Vertical axis: number of publications, 0 to 19. Peak 19 publications in 2016. 1982: 2 publications 1983: 3 publications 1984: 0 publications 1985: 1 publication 1986: 2 publications 1987: 2 publications 1988: 1 publication 1989: 2 publications 1990: 8 publications 1991: 2 publications 1992: 3 publications 1993: 2 publications 1994: 2 publications 1995: 3 publications 1996: 4 publications 1997: 2 publications 1998: 5 publications 1999: 6 publications 2000: 7 publications 2001: 7 publications 2002: 4 publications 2003: 8 publications 2004: 6 publications 2005: 3 publications 2006: 7 publications 2007: 9 publications 2008: 9 publications 2009: 10 publications 2010: 15 publications 2011: 9 publications 2012: 5 publications 2013: 8 publications 2014: 14 publications 2015: 12 publications 2016: 19 publications 2017: 17 publications 2018: 9 publications 2019: 9 publications 2020: 9 publications 2021: 2 publications 2022: 1 publication 2023: 9 publications 2024: 3 publications 2025: 3 publications 2026: 1 publication
1982 2026

265 publications in total across all disciplines

View publications per year as a table
Hisashi Utada: publications per year, 1982 to 2026
Year Publications
1982 2
1983 3
1984 0
1985 1
1986 2
1987 2
1988 1
1989 2
1990 8
1991 2
1992 3
1993 2
1994 2
1995 3
1996 4
1997 2
1998 5
1999 6
2000 7
2001 7
2002 4
2003 8
2004 6
2005 3
2006 7
2007 9
2008 9
2009 10
2010 15
2011 9
2012 5
2013 8
2014 14
2015 12
2016 19
2017 17
2018 9
2019 9
2020 9
2021 2
2022 1
2023 9
2024 3
2025 3
2026 1
Total 265
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Hisashi Utada publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Hisashi Utada sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 258–267 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 263 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185 263
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Hisashi Utada D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Hisashi Utada sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 34 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 34 D-Index — 15th percentile

15% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366 34
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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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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