World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
47
Citations
8419
World Ranking
11113
National Ranking
689

Keiichiro Oh-ishi publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Keiichiro Oh-ishi sits on this spectrum.

50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50 publications 1,163+

This scientist: 141 publications — 11th percentile

11% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

Keiichiro Oh-ishi D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Keiichiro Oh-ishi sits on this spectrum.

40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40 D-Index 165+

This scientist: 47 D-Index — 15th percentile

15% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

Overview

Keiichiro Oh-ishi is affiliated with Nagaoka University of Technology in Japan. Their research primarily spans the fields of engineering and materials science, with a particular focus on mechanical engineering, materials chemistry, electrical and electronic engineering, renewable energy, sustainability, and automotive engineering.

Their work covers a range of specialized topics including:

  • Additive Manufacturing Materials and Processes
  • Electrocatalysts for Energy Conversion
  • Additive Manufacturing and 3D Printing Technologies
  • Aluminum Alloys Composites Properties
  • High Entropy Alloys Studies
  • Electron and X-Ray Spectroscopy Techniques
  • Aluminum Alloy Microstructure Properties

Keiichiro Oh-ishi has contributed to several important publications throughout their career. Notable recent papers include:

  • "Dynamic microstructure evolution and mechanical properties of dilute Mg-Al-Ca-Mn alloy during hot rolling" (2022) published in the Journal of Material Science and Technology
  • "Synthesis of a Mesoporous SnO2 Catalyst Support and the Effect of Its Pore Size on the Performance of Polymer Electrolyte Fuel Cells" (2024) published in ACS Applied Materials & Interfaces
  • "Dimensional changes induced by precipitation of supersaturated solid solution Si in selectively laser-melted AlSi10Mg alloy during heat treatment" (2021) published in Materials Characterization
  • "Dynamic recrystallization behavior of as-cast AZ91 magnesium alloy during hot compressive" (2022) published in the Journal of Materials Research and Technology
  • "Inelastic mean free path measurement by STEM-EELS technique using needle-shaped specimen" (2020) published in Ultramicroscopy

Their research outputs have been published extensively in venues frequently associated with Keiichiro Oh-ishi's work, including:

  • MATERIALS TRANSACTIONS
  • Journal of the Japan Institute of Metals and Materials
  • Journal of Materials Chemistry A
  • ACS Applied Materials & Interfaces
  • Journal of Material Science and Technology

Coauthor collaborations form an integral part of Keiichiro Oh-ishi's research presence. Frequent coauthors include:

  • Naoko Takahashi
  • Satoru Kosaka
  • Jun Yaokawa
  • Shuxin Dong
  • Noritake Isomura

Best Publications

  • Solute segregation and precipitation in a creep-resistant Mg–Gd–Zn alloy

    Jian Feng Nie;Jian Feng Nie;K Oh-ishi;Xiang Sam Gao;K Hono

  • Age-hardening response of Mg-0.3 at.%Ca alloys with different Zn contents

    K. Oh-ishi;R. Watanabe;C.L. Mendis;K. Hono;K. Hono

  • Towards the development of heat-treatable high-strength wrought Mg alloys

    K. Hono;C.L. Mendis;T.T. Sasaki;K. Oh-ishi

  • Enhanced age hardening response by the addition of Zn in Mg–Sn alloys

    T.T. Sasaki;K. Oh-ishi;T. Ohkubo;K. Hono;K. Hono

  • Processing of a low-carbon steel by equal-channel angular pressing

    Y Fukuda;K Oh-ishi;Z Horita;T.G Langdon

  • Precipitation-hardenable Mg-2.4Zn-0.1Ag-0.1Ca-0.16Zr (at.%) wrought magnesium alloy

    C.L. Mendis;K. Oh-ishi;Y. Kawamura;T. Honma

  • Optimizing the rotation conditions for grain refinement in equal-channel angular pressing

    Keiichiro Oh-Ishi;Zenji Horita;Minoru Nemoto;Minoru Furukawa

  • An investigation of microstructure and grain-boundary evolution during ECA pressing of pure aluminum

    S. D. Terhune;D. L. Swisher;K. Oh-Ishi;Z. Horita

  • High-strength extruded Mg–Al–Ca–Mn alloy

    S.W. Xu;K. Oh-ishi;S. Kamado;F. Uchida

  • Microstructural evolution in commercial purity aluminum during high-pressure torsion

    A.P. Zhilyaev;K. Oh-ishi;T.G. Langdon;T.R. McNelley

  • Enhanced age hardening in a Mg–2.4 at.% Zn alloy by trace additions of Ag and Ca

    C.L. Mendis;K. Oh-ishi;K. Hono

  • Bimodally grained microstructure development during hot extrusion of Mg–2.4 Zn–0.1 Ag–0.1 Ca–0.16 Zr (at.%) alloys

    K. Oh-ishi;C.L. Mendis;T. Homma;S. Kamado

  • The building block of long-period structures in Mg–RE–Zn alloys

    Yuman Zhu;Matthew Weyland;Allan James Morton;K Oh-ishi

  • High-pressure torsion for enhanced atomic diffusion and promoting solid-state reactions in the aluminum–copper system

    Keiichiro Oh-ishi;Kaveh Edalati;Kaveh Edalati;Hyoung Seop Kim;Kazuhiro Hono

  • Effect of pre-aging and Al addition on age-hardening and microstructure in Mg-6 wt% Zn alloys

    K. Oh-ishi;K. Hono;K.S. Shin

  • Bimodally grained high-strength Fe fabricated by mechanical alloying and spark plasma sintering

    B. Srinivasarao;B. Srinivasarao;K. Oh-ishi;T. Ohkubo;K. Hono

  • Enhanced precipitation hardening of Mg-Ca alloy by Al addition

    J. Jayaraj;C.L. Mendis;T. Ohkubo;K. Oh-ishi

  • Effect of double aging and microalloying on the age hardening behavior of a Mg–Sn–Zn alloy

    T.T. Sasaki;K. Oh-ishi;T. Ohkubo;K. Hono

  • Microtexture and microstructure evolution during processing of pure aluminum by repetitive ECAP

    A.P. Zhilyaev;D.L. Swisher;K. Oh-ishi;T.G. Langdon

  • The application of equal-channel angular pressing to an aluminum single crystal

    Yukihide Fukuda;Keiichiro Oh-ishi;Minoru Furukawa;Zenji Horita

  • High-speed extrusion of heat-treatable Mg–Al–Ca–Mn dilute alloy

    T. Nakata;T. Mezaki;R. Ajima;C. Xu

  • Microstructural development in equal-channel angular pressing using a 60° die

    Kazuko Furuno;Hiroki Akamatsu;Keiichiro Oh-ishi;Minoru Furukawa

Frequent Co-Authors

Kazuhiro Hono
Kazuhiro Hono National Institute for Materials Science
Tadakatsu Ohkubo
Tadakatsu Ohkubo National Institute for Materials Science
Shigeharu Kamado
Shigeharu Kamado Nagaoka University of Technology
Terry R. McNelley
Terry R. McNelley Naval Postgraduate School
Tsuyoshi Honma
Tsuyoshi Honma Nagaoka University of Technology
Takayuki Komatsu
Takayuki Komatsu Nagaoka University of Technology
Alexander P. Zhilyaev
Alexander P. Zhilyaev Russian Academy of Sciences
Takayoshi Sasaki
Takayoshi Sasaki National Institute for Materials Science
Upadrasta Ramamurty
Upadrasta Ramamurty Nanyang Technological University
Jian Feng Nie
Jian Feng Nie Monash University

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