World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
62
Citations
11613
World Ranking
1719
National Ranking
35

Ken-ichi Funakoshi 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 Ken-ichi Funakoshi sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 236 publications — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

Ken-ichi Funakoshi 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 Ken-ichi Funakoshi sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 62 D-Index — 79th percentile

79% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

Ken-ichi Funakoshi is affiliated with the Comprehensive Research Organization for Science and Society in Japan. Their research spans multiple fields, primarily focusing on Materials Science, Earth and Planetary Sciences, and Physics and Astronomy. Within these areas, they have contributed extensively to subfields such as Materials Chemistry, Geophysics, and Mechanical Engineering, among others.

The scientist's main topics of work include:

  • High-pressure geophysics and materials
  • Nuclear Physics and Applications
  • Intermetallics and Advanced Alloy Properties
  • Astro and Planetary Science
  • Geological and Geochemical Analysis
  • Glass properties and applications
  • Nuclear materials and radiation effects

Ken-ichi Funakoshi has published research in various scientific venues, with frequent appearances in:

  • Journal of Mineralogical and Petrological Sciences
  • SSRN Electronic Journal
  • Scientific Reports
  • High Pressure Research
  • American Mineralogist

Recent publications by Ken-ichi Funakoshi include:

  • Behavior of light elements in iron-silicate-water-sulfur system during early Earth's evolution, 2021, Scientific Reports
  • High-pressure and high-temperature neutron-diffraction experiments using Kawai-type multi-anvil assemblies, 2021, High Pressure Research
  • Neutron diffraction study of hydrogen site occupancy in Fe0.95Si0.05 at 14.7 GPa and 800 K, 2021, Journal of Mineralogical and Petrological Sciences
  • Structure of basaltic glass at pressures up to 18 GPa, 2021, American Mineralogist
  • High-temperature diffraction experiments and phase diagram of ZrO2 and ZrSiO4, 2021, Zeitschrift für Naturforschung B

The scientist frequently collaborates with several co-authors, including:

  • Takanori Hattori
  • Asami Sano-Furukawa
  • Hiroyuki Kagi
  • Chikara Shito
  • Riko Iizuka

Best Publications

  • A first-order liquid–liquid phase transition in phosphorus

    Yoshinori Katayama;Takeshi Mizutani;Wataru Utsumi;Osamu Shimomura

  • Experimentally determined postspinel transformation boundary in Mg2SiO4 using MgO as an internal pressure standard and its geophysical implications

    Y Fei;J Van Orman;J Van Orman;J Li;J Li;W van Westrenen;W van Westrenen

  • Olivine‐wadsleyite transition in the system (Mg,Fe)2SiO4

    Tomoo Katsura;Hitoshi Yamada;Osamu Nishikawa;Osamu Nishikawa;Maoshuang Song

  • The Postspinel Phase Boundary in Mg2SiO4 Determined by in Situ X-ray Diffraction

    Tetsuo Irifune;Norimasa Nishiyama;Koji Kuroda;Toru Inoue

  • Post-spinel transition in Mg2SiO4 determined by high P–T in situ X-ray diffractometry

    Tomoo Katsura;Hitoshi Yamada;Toru Shinmei;Atsushi Kubo

  • Phase Relations and Volume Changes of Hafnia under High Pressure and High Temperature

    Osamu Ohtaka;Hiroshi Fukui;Taichi Kunisada;Tomoyuki Fujisawa

  • Ponded melt at the boundary between the lithosphere and asthenosphere

    Tatsuya Sakamaki;Akio Suzuki;Eiji Ohtani;Hidenori Terasaki

  • Viscosity of peridotite liquid up to 13 GPa: Implications for magma ocean viscosities

    Christian Liebske;Christian Liebske;Bettina Schmickler;Hidenori Terasaki;Hidenori Terasaki;Brent T. Poe

  • Phase relations and equations of state of ZrO 2 under high temperature and high pressure

    O. Ohtaka;H. Fukui;T. Kunisada;T. Fujisawa

  • Sound velocities of majorite garnet and the composition of the mantle transition region

    T. Irifune;Y. Higo;T. Inoue;Y. Kono

  • Transformations in the intermediate-range structure of SiO 2 glass under high pressure and temperature

    Yasuhiro Inamura;Yoshinori Katayama;Wataru Utsumi;Ken-ichi Funakoshi

  • Formation of pure polycrystalline diamond by direct conversion of graphite at high pressure and high temperature

    Tetsuo Irifune;Ayako Kurio;Shizue Sakamoto;Toru Inoue

  • In situ measurements of the phase transition boundary in Mg3Al2Si3O12: implications for the nature of the seismic discontinuities in the Earth’s mantle

    Kei Hirose;Yingwei Fei;Shigeaki Ono;Takehiko Yagi

  • A critical evaluation of pressure scales at high temperatures by in situ X-ray diffraction measurements

    Yingwei Fei;Jie Li;Kei Hirose;William Minarik

  • "Carbon in the core" revisited

    Yoichi Nakajima;Eiichi Takahashi;Toshihiro Suzuki;Ken-ichi Funakoshi

  • Wet subduction versus cold subduction

    Konstantin D. Litasov;Eiji Ohtani;Asami Sano;Akio Suzuki

  • A large-volume high-pressure and high-temperature apparatus for in situ X-ray observation, ‘SPEED-Mk.II’

    Tomoo Katsura;Ken ichi Funakoshi;Atsushi Kubo;Norimasa Nishiyama

  • Melting phase relation of FeHx up to 20 GPa: Implication for the temperature of the Earth's core

    K. Sakamaki;E. Takahashi;Y. Nakajima;Y. Nishihara

  • The viscosity of CaMgSi2O6 liquid at pressures up to 13 GPa

    Joy E. Reid;Akio Suzuki;Akio Suzuki;Ken Ichi Funakoshi;Hidenori Terasaki

  • In situ X-ray diffraction study of post-spinel transformation in a peridotite mantle: Implication for the 660-km discontinuity

    Konstantin Litasov;Eiji Ohtani;Asami Sano;Akio Suzuki

  • The system K2CO3-MgCO3 at 6 GPa and 900–1450 °C

    Anton Shatskiy;Anton Shatskiy;Igor S. Sharygin;Igor S. Sharygin;Pavel N. Gavryushkin;Pavel N. Gavryushkin;Konstantin D. Litasov;Konstantin D. Litasov

  • Plagioclase breakdown as an indicator for shock conditions of meteorites

    Tomoaki Kubo;Makoto Kimura;Takumi Kato;Masayuki Nishi

  • High-pressure science with a multi-anvil apparatus at SPring-8

    Wataru Utsumi;Ken-ichi Funakoshi;Yoshinori Katayama;Masaaki Yamakata

Frequent Co-Authors

Tetsuo Irifune
Tetsuo Irifune Ehime University
Eiji Ohtani
Eiji Ohtani Tohoku University
Akio Suzuki
Akio Suzuki Tohoku University
Tomoo Katsura
Tomoo Katsura University of Bayreuth
Daisuke Yamazaki
Daisuke Yamazaki Okayama University
Eiji Ito
Eiji Ito Okayama University
Konstantin D. Litasov
Konstantin D. Litasov Institute for High Pressure Physics
Toru Inoue
Toru Inoue Hiroshima University
Takashi Yoshino
Takashi Yoshino Okayama University
Takumi Kikegawa
Takumi Kikegawa High Energy Accelerator Research Organization

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