World's Best Scientists 2026 revealed!
Akio Makishima

Akio Makishima

D-Index & Metrics

Earth Science

D-Index
38
Citations
4870
World Ranking
6575
National Ranking
185

Akio Makishima 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 Akio Makishima 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: 140 publications — 31st percentile

31% of scientists in this discipline score the same or lower.

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

Akio Makishima 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 Akio Makishima 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: 38 D-Index — 20th percentile

20% of scientists in this discipline score the same or lower.

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

Overview

Akio Makishima is affiliated with Okayama University in Japan. Their research primarily spans the fields of Physics and Astronomy, Earth and Planetary Sciences, and Environmental Science. The focus within these broad disciplines is reflected in the depth of their publications and topical studies.

Main areas of scholarly output include:

  • Physics and Astronomy (27 publications)
  • Earth and Planetary Sciences (2 publications)
  • Environmental Science (1 publication)

Within these fields, Makishima has contributed to several subfields, particularly concentrating on:

  • Astronomy and Astrophysics (25 publications)
  • Atmospheric Science (2 publications)
  • Nuclear and High Energy Physics (2 publications)
  • Ecology (1 publication)

Their work addresses a variety of topics related to the physical universe and planetary studies, including:

  • Astro and Planetary Science (20 publications)
  • Planetary Science and Exploration (14 publications)
  • Space Science and Extraterrestrial Life (8 publications)
  • Geology and Paleoclimatology Research (4 publications)
  • Origins and Evolution of Life (4 publications)
  • Astronomical and Nuclear Sciences (4 publications)
  • Astrophysics and Star Formation Studies (2 publications)

While there is limited information on co-authorship and specific publication venues, Makishima's body of work suggests an interdisciplinary approach that integrates observational astronomy, planetary geology, nuclear physics, and ecological aspects related to space and planetary environments.

Best Publications

  • EVALUATION OF THE COPRECIPITATION OF INCOMPATIBLE TRACE ELEMENTS WITH FLUORIDE DURING SILICATE ROCK DISSOLUTION BY ACID DIGESTION

    Tetsuya Yokoyama;Akio Makishima;Eizo Nakamura

  • Properties and cytotoxicity of water soluble Na2O-CaO-P2O5 glasses.

    Motohiro Uo;Morimichi Mizuno;Yoshinori Kuboki;Akio Makishima

  • Mg and Ca isotope fractionation during CaCO3 biomineralisation.

    Veronica T.-C. Chang;R.J.P. Williams;Akio Makishima;Akio Makishima;Nick S. Belshawl

  • Determination of Major/ Minor and Trace Elements in Silicate Samples by ICP-QMS and ICP-SFMS Applying Isotope Dilution-Internal Standardisation (ID-IS) and Multi-Stage Internal Standardisation

    Akio Makishima;Eizo Nakamura

  • Purification of Mg from low-Mg biogenic carbonates for isotope ratio determination using multiple collector ICP-MS

    Veronica T.-C. Chang;Akio Makishima;Akio Makishima;Nick S. Belshaw;R. Keith O'Nions

  • Suppression of Matrix Effects in ICP‐MS by High Power Operation of ICP: Application to Precise Determination of Rb, Sr, Y, Cs, Ba, REE, Pb, Th and U at ng g‐1 Levels in Milligram Silicate Samples

    Akio Makishima;Eizo Nakamura

  • UPCONVERSION MECHANISM IN ER3+-DOPED FLUOROZIRCONATE GLASSES UNDER 800 NM EXCITATION

    M. Tsuda;Kohei Soga;H. Inoue;S. Inoue

  • CHROMIUM ISOTOPE SYSTEMATICS OF ACHONDRITES: CHRONOLOGY AND ISOTOPIC HETEROGENEITY OF THE INNER SOLAR SYSTEM BODIES

    Akane Yamakawa;Katsuyuki Yamashita;Akio Makishima;Eizo Nakamura

  • Determination of Zirconium, Niobium, Hafnium and Tantalum at ng g‐1 Levels in Geological Materials by Direct Nebulisation of Sample HF Solution into FI‐ICP‐MS

    Akio Makishima;Eizou Nakamura;Toshio Nakano

  • Coprecipitation of Ti, Mo, Sn and Sb with fluorides and application to determination of B, Ti, Zr, Nb, Mo, Sn, Sb, Hf and Ta by ICP-MS

    Yinghuai Lu;Akio Makishima;Eizo Nakamura

  • Space environment of an asteroid preserved on micrograins returned by the Hayabusa spacecraft

    Eizo Nakamura;Akio Makishima;Takuya Moriguti;Katsura Kobayashi

  • Chemical separation and mass spectrometry of Cr, Fe, Ni, Zn, and Cu in terrestrial and extraterrestrial materials using thermal ionization mass spectrometry.

    Akane Yamakawa;Katsuyuki Yamashita;Akio Makishima;Eizo Nakamura

  • The Cretaceous Okhotsk–Chukotka Volcanic Belt (NE Russia): Geology, geochronology, magma output rates, and implications on the genesis of silicic LIPs

    P.L. Tikhomirov;P.L. Tikhomirov;E.A. Kalinina;T. Moriguti;A. Makishima

  • Determination of Boron in Silicate Samples by Direct Aspiration of Sample HF Solutions into ICPMS

    Akio Makishima;Eizo Nakamura;Toshio Nakano

  • Comprehensive geochemical analyses of small amounts (<100 mg) of extraterrestrial samples for the analytical competition related to the sample return mission MUSES-C

    Eizo Nakamura;Akio Makishima;Takuya Moriguti;Katsura Kobayashi

  • Precise measurement of cerium isotope composition in rock samples

    Akio Makishima;Eizo Nakamura

  • Hawaiian double volcanic chain triggered by an episodic involvement of recycled material: Constraints from temporal Sr-Nd-Hf-Pb isotopic trend of the Loa-type volcanoes

    Ryoji Tanaka;Akio Makishima;Eizo Nakamura

  • Calculation and simulation of spectroscopic properties for rare earth ions in chloro-fluorozirconate glasses

    Kohei Soga;Hiroyuki Inoue;Akio Makishima

  • Ancient recycled crust beneath the Ontong Java Plateau: Isotopic evidence from the garnet clinopyroxenite xenoliths, Malaita, Solomon Islands

    Akira Ishikawa;Takeshi Kuritani;Akio Makishima;Eizo Nakamura

  • Purification of Hf in silicate materials using extraction chromatographic resin, and its application to precise determination of 176Hf/177Hf by MC-ICP-MS with 179Hf spike

    Yinghuai Lu;Akio Makishima;Eizo Nakamura

Frequent Co-Authors

Eizo Nakamura
Eizo Nakamura Okayama University
Katsura Kobayashi
Katsura Kobayashi Okayama University
B. Nagender Nath
B. Nagender Nath National Institute of Oceanography
Tatsuki Tsujimori
Tatsuki Tsujimori Tohoku University
Akimasa Masuda
Akimasa Masuda University of Tokyo
Kazuyuki Horie
Kazuyuki Horie University of Tokyo
Isao Karube
Isao Karube Tokyo University of Technology
John D. Mackenzie
John D. Mackenzie University of California, Los Angeles
Eiichi Tamiya
Eiichi Tamiya Osaka University
Fumio Watari
Fumio Watari Hokkaido University

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