World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
54
Citations
8299
World Ranking
2768
National Ranking
62

Junichi Nakajima 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 Junichi Nakajima 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: 556 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: 222 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

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

Junichi Nakajima 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 Junichi Nakajima 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: 181 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: 54 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Overview

Junichi Nakajima is affiliated with the Tokyo Institute of Technology in Japan and focuses their research on Earth and Planetary Sciences. Their work largely contributes to the subfield of Geophysics, with additional publications in Electrical and Electronic Engineering, Toxicology, Artificial Intelligence, and Atomic and Molecular Physics, and Optics.

Major topics addressed in their research include earthquake and tectonic studies, high-pressure geophysics and materials, geological and geochemical analysis, seismic waves and analysis, forensic toxicology and drug analysis, microwave engineering and waveguides, and earthquake detection and analysis.

Their recent published papers demonstrate a strong emphasis on seismic activity and crustal studies. Notable publications include:

  • Crustal structure beneath earthquake swarm in the Noto peninsula, Japan (2022) in Earth Planets and Space
  • The Wakayama earthquake swarm in Japan (2023) in Earth Planets and Space
  • Prevalence of Shallow Low-Frequency Earthquakes in the Continental Crust (2021) in Journal of Geophysical Research Solid Earth
  • Prevalence of Repeating Earthquakes in the Continental Crust and Subducting Slabs: Triggering of Earthquakes by Aseismic Slip (2023) in Journal of Geophysical Research Solid Earth

Although Nakajima is not the author of all frequently cited works within their domain, their name appears as the primary author on several key research articles relevant to earthquake swarm phenomena and seismic structure analysis.

Frequent collaborators in their research include:

  • Kazuki Miyazaki
  • Akira Hasegawa
  • Atsushi Kanno
  • Norihiko Sekine
  • Shintaro Hisatake

Junichi Nakajima publishes regularly in several academic venues with multiple contributions to:

  • Journal of Geophysical Research Solid Earth
  • Earth Planets and Space
  • Geophysical Journal International
  • Forensic Toxicology
  • Nature Communications

Best Publications

  • 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

  • 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

  • Overview and initial results of the very long baseline interferometry space observatory programme

    H. Hirabayashi;H. Hirosawa;H. Kobayashi;Y. Murata

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

    Junichi Nakajima;Akira Hasegawa

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

    Junichi Nakajima;Fuyuki Hirose;Akira Hasegawa

  • 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

  • Deep structure of the northeastern Japan arc and its implications for crustal deformation and shallow seismic activity

    Akira Hasegawa;Junichi Nakajima;Norihito Umino;Satoshi Miura

  • Thermal–petrological controls on the location of earthquakes within subducting plates

    Geoffrey A. Abers;Junichi Nakajima;Peter E. van Keken;Saeko Kita

  • Existence of a seismic belt in the upper plane of the double seismic zone extending in the along-arc direction at depths of 70–100 km beneath NE Japan

    Saeko Kita;Tomomi Okada;Junichi Nakajima;Toru Matsuzawa

  • Tomographic evidence for hydrated oceanic crust of the Pacific slab beneath northeastern Japan: Implications for water transportation in subduction zones

    Yusuke Tsuji;Junichi Nakajima;Akira Hasegawa

  • The VLBI Space Observatory Programme and the Radio-Astronomical Satellite HALCA

    Hisashi Hirabayashi;Haruto Hirosawa;Hideyuki Kobayashi;Yasuhiro Murata

  • What controls interplate coupling?: Evidence for abrupt change in coupling across a border between two overlying plates in the NE Japan subduction zone

    Naoki Uchida;Junichi Nakajima;Akira Hasegawa;Toru Matsuzawa

  • Plate subduction, and generation of earthquakes and magmas in Japan as inferred from seismic observations: An overview

    Akira Hasegawa;Junichi Nakajima;Naoki Uchida;Tomomi Okada

  • Quantitative analysis of the inclined low-velocity zone in the mantle wedge of northeastern Japan: A systematic change of melt-filled pore shapes with depth and its implications for melt migration

    Junichi Nakajima;Yasuko Takei;Akira Hasegawa

  • The VSOP 5 GHz AGN Survey I. Compilation and Observations

    Hisashi Hirabayashi;Edward B. Fomalont;Shinji Horiuchi;James E.J. Lovell

  • Tomographic imaging of seismic velocity structure in and around the Onikobe volcanic area, northeastern Japan: implications for fluid distribution

    Junichi Nakajima;Akira Hasegawa

  • Shear‐wave splitting beneath the southwestern Kurile arc and northeastern Japan arc: A new insight into mantle return flow

    Junichi Nakajima;Jumpei Shimizu;Shuichiro Hori;Akira Hasegawa

  • Seismic imaging of arc magma and fluids under the central part of northeastern Japan

    Junichi Nakajima;Toru Matsuzawa;Akira Hasegawa;Dapeng Zhao

Frequent Co-Authors

Akira Hasegawa
Akira Hasegawa Tohoku University
Toru Matsuzawa
Toru Matsuzawa Tohoku University
Tomomi Okada
Tomomi Okada Tohoku University
Naoki Uchida
Naoki Uchida Tohoku University
Norihito Umino
Norihito Umino Tohoku University
Dapeng Zhao
Dapeng Zhao Tohoku University
Jun-Ichi Kimura
Jun-Ichi Kimura Japan Agency for Marine-Earth Science and Technology
Takeyoshi Yoshida
Takeyoshi Yoshida Tohoku University
Bradley R. Hacker
Bradley R. Hacker University of California, Santa Barbara
Steven Tingay
Steven Tingay Curtin University

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