World's Best Scientists 2026 revealed!
Junichi Koseki

Junichi Koseki

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 34 8082 7497 245 231 200 3748

Junichi Koseki publications per year

The chart shows the history of publications by Junichi Koseki between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Junichi Koseki published across 32 years, from 1994 to 2025, averaging 8.4 papers a year. Output peaked at 43 publications in 2006. 12 of the 270 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 43. Peak 43 publications in 2006. 1994: 1 publication 1995: 1 publication 1996: 1 publication 1997: 2 publications 1998: 6 publications 1999: 5 publications 2000: 4 publications 2001: 4 publications 2002: 3 publications 2003: 8 publications 2004: 4 publications 2005: 9 publications 2006: 43 publications 2007: 8 publications 2008: 9 publications 2009: 11 publications 2010: 9 publications 2011: 6 publications 2012: 11 publications 2013: 9 publications 2014: 11 publications 2015: 4 publications 2016: 11 publications 2017: 12 publications 2018: 12 publications 2019: 9 publications 2020: 15 publications 2021: 20 publications 2022: 8 publications 2023: 2 publications 2024: 9 publications 2025: 3 publications
1994 2025

270 publications in total across all disciplines

View publications per year as a table
Junichi Koseki: publications per year, 1994 to 2025
Year Publications
1994 1
1995 1
1996 1
1997 2
1998 6
1999 5
2000 4
2001 4
2002 3
2003 8
2004 4
2005 9
2006 43
2007 8
2008 9
2009 11
2010 9
2011 6
2012 11
2013 9
2014 11
2015 4
2016 11
2017 12
2018 12
2019 9
2020 15
2021 20
2022 8
2023 2
2024 9
2025 3
Total 270
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Junichi Koseki 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 Koseki 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, 198–207 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: 200 publications — 63rd percentile

63% 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
198–207 333 200
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
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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Junichi Koseki 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 Koseki 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

Junichi Koseki is affiliated with the University of Tokyo in Japan and has made significant contributions to the field of engineering, particularly focusing on civil and structural engineering. Their research extensively covers geotechnical engineering and soil stabilization, soil mechanics, and underground structures, reflecting a specialized interest in the behavior and improvement of soils in engineering contexts.

The scientist's publications demonstrate a strong engagement with topics such as grouting and rheology, soil and unsaturated flow, and rock mechanics and modeling. These research areas contribute to understanding and improving the mechanical properties and reliability of geomaterials under various conditions.

Frequent publication venues for their work include:

  • SOILS AND FOUNDATIONS
  • Japanese Geotechnical Society Special Publication
  • Japanese Geotechnical Journal
  • Soil Dynamics and Earthquake Engineering
  • Geosynthetics International

Koseki has collaborated regularly with several co-authors, among them:

  • Hiroyuki Kyokawa
  • M. Otsubo
  • Zain Maqsood
  • Rawiwan Sukhumkitcharoen
  • Tokio Morimoto

Some recent papers authored or co-authored by Koseki include:

  • "Microscopic investigation into liquefaction resistance of pre-sheared sand: Effects of particle shape and initial anisotropy," 2021, SOILS AND FOUNDATIONS
  • "Optimum material ratio for improving the performance of cement-mixed soils," 2021, Transportation Geotechnics
  • "Experimental study on the mechanical behaviour of bounded geomaterials under creep and cyclic loading considering effects of instantaneous strain rates," 2020, Engineering Geology
  • "Experimental study on hardening characteristics and loading rate dependent mechanical behaviour of gypsum mixed sand," 2020, Construction and Building Materials
  • "Acoustic emission behavior of granular soils with various ground conditions in drained triaxial compression tests," 2020, SOILS AND FOUNDATIONS

Their research outputs span topics crucial to understanding the mechanical and physical behavior of geomaterials under various environmental and loading conditions. The integration of experiments and material behavior analysis is a prominent feature of their work.

Best Publications

  • Geosynthetic-Reinforced Soil Retaining Walls as Important Permanent Structures 1996 - 1997 Mercer Lecture

    F. Tatsuoka;M. Tateyama;T. Uchimura;J. Koseki

  • Effects of initial static shear on liquefaction and large deformation properties of loose saturated Toyoura sand in undrained cyclic torsional shear tests

    Gabriele Chiaro;Gabriele Chiaro;Junichi Koseki;Takeshi Sato

  • Some new aspects of time effects on the stress-strain behaviour of stiff geomaterials

    F Tatsuoka;F Santucci De Magistris;K Hayano;J Koseki

  • Uplift behavior of underground structures caused by liquefaction of surrounding soil during earthquake

    Junichi Koseki;Osamu Matsuo;Yasuyuki Koga

  • Shaking and Tilt Table Tests of Geosynthetic-Reinforced Soil and Conventional-Type Retaining Walls

    J. Koseki;Y. Munaf;T. Sato;F. Tatsuoka

  • A Modified Procedure to Evaluate Active Earth Pressure at High Seismic Loads

    Junichi Koseki;Fumio Tatsuoka;Yulman Munaf;Masaru Tateyama

  • Inherent and stress-state-induced anisotropy in very small strain stiffness of a sandy gravel

    Guan-Lu Jiang;Fumio Tatsuoka;Alessandro Flora;Junichi Koseki

  • PERFORMANCE OF SOIL RETAINING WALLS FOR RAILWAY EMBANKMENTS

    Fumio Tatsuoka;Masaru Tateyama;Junichi Koseki

  • Behaviors of Several Types of Model Retaining Walls Subjected to Irregular Excitation

    Kenji Watanbe;Yulman Munaf;Junichi Koseki;Masaru Tateyama

  • A Triaxial Testing System to Evaluate Stress-Strain Behavior of Soils for Wide Range of Strain and Strain Rate

    F Santucci de Magistris;J Koseki;M Amaya;S Hamaya

  • Liquefaction Properties of Toyoura Sand in Cyclic Tortional Shear Tests Under Low Confining Stress

    Junichi Koseki;Tatsuya Yoshida;Takeshi Sato

  • USE OF GEOSYNTHETICS TO IMPROVE SEISMIC PERFORMANCE OF EARTH STRUCTURES

    Junichi Koseki

  • Liquefaction resistance of unsaturated sands: experimental evidence and theoretical interpretation

    L. Mele;J. Tan Tian;S. Lirer;A. Flora

  • Strain localization characteristics of loose saturated Toyoura sand in undrained cyclic torsional shear tests with initial static shear

    Gabriele Chiaro;Takashi Kiyota;Junichi Koseki

  • Behavior of Liquefied Sands Under Extremely Large Strain Levels in Cyclic Torsional Shear Tests

    Takashi Kiyota;Takeshi Sato;Junichi Koseki;Mohammad Abadimarand

  • Geosynthetic-Reinforced Soil Structures for Railways in Japan

    Fumio Tatsuoka;Masaru Tateyama;Junichi Koseki;Toyoji Yonezawa

  • UPLIFT OF SEWER MANHOLES DURING THE 1993 KUSHIRO-OKI EARTHQUAKE

    Junichi Koseki;Osamu Matsuo;Yoshio Ninomiya;Tadashi Yoshida

  • Comparison of Young's moduli of dense sand and gravel measured by dynamic and static methods

    Lequang Anhdan;Junichi Koseki;Takeshi Sato

  • Modeling the Stress-Strain Relations of Sand in Cyclic Plane Strain Loading

    Fumio Tatsuoka;Toru Masuda;M. S. A. Siddiquee;Junichi Koseki

  • Performance of reinforced soil walls during the 2011 Tohoku earthquake

    J. Kuwano;Y. Miyata;J. Koseki

  • Effect of saturation on liquefaction resistance of iron ore fines and two sandy soils

    Hailong Wang;Junichi Koseki;Takeshi Sato;Gabriele Chiaro

  • Damage to railway earth structures and foundations caused by the 2011 off the Pacific Coast of Tohoku Earthquake

    Junichi Koseki;Masayuki Koda;Shinji Matsuo;Hideaki Takasaki

  • Tensile strength of compacted rammed earth materials

    Hiroyuki Araki;Junichi Koseki;Takeshi Sato

  • FINITE ELEMENT ANALYSIS OF LATTICE-SHAPED GROUND IMPROVEMENT BY CEMENT-MIXING FOR LIQUEFACTION MITIGATION

    Tsutomu Namikawa;Junichi Koseki;Yoshio Suzuki

Frequent Co-Authors

Fumio Tatsuoka
Fumio Tatsuoka Tokyo University of Science
Harianto Rahardjo
Harianto Rahardjo Nanyang Technological University
Shui-Long Shen
Shui-Long Shen Shantou University
Tuncer B. Edil
Tuncer B. Edil University of Wisconsin–Madison
Poul V. Lade
Poul V. Lade George Mason University
Ikuo Towhata
Ikuo Towhata University of Tokyo
Susumu Yasuda
Susumu Yasuda Tokyo Denki University
Qiang Xu
Qiang Xu Chengdu University of Technology
Delwyn G. Fredlund
Delwyn G. Fredlund University of Saskatchewan
Daniel Dias
Daniel Dias Grenoble Alpes University

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Related Online Degrees & Career Pathways

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Additionally, creative disciplines like the arts intersect with Earth Science through visualization and communication. Considering online MFA programs can equip students with skills in artistic expression and media production valuable in environmental education and outreach.

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