World's Best Scientists 2026 revealed!
Akira Hasegawa

Akira Hasegawa

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Earth Science
Japan
2025

D-Index & Metrics

Earth Science

D-Index
74
Citations
19730
World Ranking
756
National Ranking
10

Akira Hasegawa 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 Akira Hasegawa sits on this spectrum.

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 publications 603+

This scientist: 396 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Akira Hasegawa 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 Akira Hasegawa sits on this spectrum.

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: 74 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2025 - Research.com Earth Science in Japan Leader Award
  • 2023 - Research.com Earth Science in Japan Leader Award
  • 2022 - Research.com Earth Science in Japan Leader Award

Overview

Akira Hasegawa is affiliated with Tohoku University in Japan and has conducted extensive research in the field of Earth and Planetary Sciences. Their work predominantly focuses on Geophysics, with additional contributions in Artificial Intelligence, Structural Biology, Surfaces, Coatings and Films, and Atomic and Molecular Physics, and Optics.

The research topics covered by Hasegawa include:

  • Earthquake and tectonic studies
  • Geological and geochemical analysis
  • High-pressure geophysics and materials
  • Seismology and earthquake studies
  • Earthquake detection and analysis
  • Seismic waves and analysis
  • Advanced electron microscopy techniques and applications

Hasegawa has published articles mainly in the following venues:

  • Journal of Geophysical Research Solid Earth
  • Geophysical Journal International
  • Zenodo (CERN European Organization for Nuclear Research)
  • Tectonophysics
  • Science

Recent papers authored or co-authored by Hasegawa include:

  • "Prevalence of Shallow Low-Frequency Earthquakes in the Continental Crust" (2021, Journal of Geophysical Research Solid Earth)
  • "Prevalence of Repeating Earthquakes in the Continental Crust and Subducting Slabs: Triggering of Earthquakes by Aseismic Slip" (2023, Journal of Geophysical Research Solid Earth)
  • "Low-frequency earthquakes observed in close vicinity of repeating earthquakes in the brittle upper crust of Hakodate, Hokkaido, northern Japan" (2020, Geophysical Journal International)
  • "2019 M6.7 Yamagata-Oki earthquake in the stress shadow of 2011 Tohoku-Oki earthquake: Was it caused by the reduction in fault strength?" (2020, Tectonophysics)
  • "Fault-Valve Behavior Estimated From Intensive Foreshocks and Aftershocks of the 2017 M 5.3 Kagoshima Bay Earthquake Sequence, Kyushu, Southern Japan" (2021, Journal of Geophysical Research Solid Earth)

Frequent co-authors collaborating with Hasegawa are:

  • Keisuke Yoshida
  • Toru Matsuzawa
  • Junichi Nakajima
  • Naoki Uchida
  • Yoshiaki Matsumoto

Best Publications

  • Tomographic imaging of P and S wave velocity structure beneath northeastern Japan

    Dapeng Zhao;Akira Hasegawa;Shigeki Horiuchi

  • Deep structure of Japan subduction zone as derived from local, regional, and teleseismic events

    Dapeng Zhao;Akira Hasegawa;Hiroo Kanamori

  • Double-planed structure of the deep seismic zone in the northeastern Japan arc

    Akira Hasegawa;Norihito Umino;Akio Takagi

  • Three‐dimensional structure of Vp, Vs, and Vp/Vs beneath northeastern Japan: Implications for arc magmatism and fluids

    Junichi Nakajima;Toru Matsuzawa;Akira Hasegawa;Dapeng Zhao

  • Repeating earthquakes and interplate aseismic slip in the northeastern Japan subduction zone

    Toshihiro Igarashi;Toshihiro Igarashi;Toru Matsuzawa;Akira Hasegawa

  • Three-dimensional seismic velocity structure and configuration of the Philippine Sea slab in southwestern Japan estimated by double-difference tomography

    Fuyuki Hirose;Junichi Nakajima;Akira Hasegawa

  • Subduction of the Philippine Sea plate beneath southwestern Japan: Slab geometry and its relationship to arc magmatism

    Junichi Nakajima;Akira Hasegawa

  • Shear-wave polarization anisotropy and subduction-induced flow in the mantle wedge of northeastern Japan

    Junichi Nakajima;Akira Hasegawa

  • Interplate coupling beneath NE Japan inferred from three-dimensional displacement field

    Yoko Suwa;Satoshi Miura;Akira Hasegawa;Toshiya Sato

  • Deep structure of the northeastern Japan arc and its relationship to seismic and volcanic activity

    Akira Hasegawa;Dapeng Zhao;Dapeng Zhao;Shuichiro Hori;Akira Yamamoto

  • Double-planed deep seismic zone and upper-mantle structure in the northeastern Japan arc

    Akira Hasegawa;Norihito Umino;Akio Takagi

  • Seismotectonics beneath the Tokyo metropolitan area, Japan: Effect of slab-slab contact and overlap on seismicity

    Junichi Nakajima;Fuyuki Hirose;Akira Hasegawa

  • Spatial distribution of focal mechanisms for interplate and intraplate earthquakes associated with the subducting Pacific plate beneath the northeastern Japan arc: A triple‐planed deep seismic zone

    Toshihiro Igarashi;Toru Matsuzawa;Norihito Umino;Akira Hasegawa

  • Seismic structure of the northeastern Japan convergent margin: A synthesis

    Akira Hasegawa;Shigeki Horiuchi;Norihito Umino

  • Structural heterogeneity in the megathrust zone and mechanism of the 2011 Tohoku-oki earthquake (Mw 9.0)

    Dapeng Zhao;Zhouchuan Huang;Norihito Umino;Akira Hasegawa

  • Imaging the subducting slabs and mantle upwelling under the Japan Islands

    Dapeng Zhao;T. Yanada;A. Hasegawa;N. Umino

  • Nearly complete stress drop in the 2011 M w 9.0 off the Pacific coast of Tohoku Earthquake

    Akira Hasegawa;Keisuke Yoshida;Tomomi Okada

  • Upper mantle velocity structure estimated from PS- converted wave beneath the north-eastern Japan Arc

    Toru Matsuzawa;Norihito Umino;Akira Hasegawa;Akio Takagi

  • Anomalous low-velocity zone and linear alignment of seismicity along it in the subducted Pacific slab beneath Kanto, Japan: Reactivation of subducted fracture zone?

    Junichi Nakajima;Akira Hasegawa

  • Anomalous deepening of a seismic belt in the upper-plane of the double seismic zone in the Pacific slab beneath the Hokkaido corner: Possible evidence for thermal shielding caused by subducted forearc crust materials

    Saeko Kita;Tomomi Okada;Akira Hasegawa;Junichi Nakajima

  • Characteristic small-earthquake sequence off Sanriku, northeastern Honshu, Japan

    Toru Matsuzawa;Toshihiro Igarashi;Toshihiro Igarashi;Akira Hasegawa

  • Subduction of the Nazca Plate beneath Peru as determined from seismic observations

    Akira Hasegawa;I. Selwyn Sacks

Frequent Co-Authors

Toru Matsuzawa
Toru Matsuzawa Tohoku University
Junichi Nakajima
Junichi Nakajima Tokyo Institute of Technology
Norihito Umino
Norihito Umino Tohoku University
Tomomi Okada
Tomomi Okada Tohoku University
Dapeng Zhao
Dapeng Zhao Tohoku University
Naoki Uchida
Naoki Uchida Tohoku University
Timo Lassmann
Timo Lassmann Telethon Kids Institute

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