World's Best Scientists 2026 revealed!
Tomohiro Akiyama

Tomohiro Akiyama

D-Index & Metrics

Materials Science

D-Index
62
Citations
13881
World Ranking
6468
National Ranking
330

Tomohiro Akiyama 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 Tomohiro Akiyama 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: 406 publications — 78th percentile

78% of scientists in this discipline score the same or lower.

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

Tomohiro Akiyama 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 Tomohiro Akiyama 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: 62 D-Index — 51st percentile

51% of scientists in this discipline score the same or lower.

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

Overview

Tomohiro Akiyama is affiliated with Hokkaido University in Japan. Their research contributions span multiple fields within engineering and materials science, with a notable focus on phase change materials and energy-related systems.

The primary fields of study for Akiyama include Engineering and Materials Science, with significant subfields being Mechanical Engineering, Renewable Energy, Sustainability and the Environment, Materials Chemistry, Biomedical Engineering, and Water Science and Technology.

Their research addresses several main topics, including:

  • Phase Change Materials Research
  • Solar Thermal and Photovoltaic Systems
  • Adsorption and Cooling Systems
  • Iron and Steelmaking Processes
  • Advancements in Solid Oxide Fuel Cells
  • Minerals Flotation and Separation Techniques
  • Hydrogen Storage and Materials

Akiyama has published in a variety of scientific journals. The most frequent publication venues include:

  • ISIJ International
  • Applied Energy
  • Journal of Alloys and Compounds
  • Tetsu-to-Hagane
  • Metallurgical and Materials Transactions B

Recent papers authored by Akiyama cover several topics related to materials and energy storage, including:

  • A high-thermal-conductivity, high-durability phase-change composite using a carbon fibre sheet as a supporting matrix, 2020, Applied Energy
  • Fabrication of heat storage pellets composed of microencapsulated phase change material for high-temperature applications, 2020, Applied Energy
  • Reduction Behaviors and Generated Phases of Iron Ores using Ammonia as Reducing Agent, 2022, ISIJ International
  • Fabrication of Heat Storage Pellets Consisting of a Metallic Latent Heat Storage Microcapsule and an Al2O3 Matrix, 2020, ISIJ International
  • Rapid oxygen storage and release with Brownmillerite-structured Ca2AlMnO5, 2020, Journal of Alloys and Compounds

Frequent collaborators with Akiyama include Takahiro Nomura, Ade Kurniawan, Hiroki Sakai, Keisuke Abé, and Nan Sheng.

Best Publications

  • DEVELOPMENT OF PHASE CHANGE MATERIALS BASED MICROENCAPSULATED TECHNOLOGY FOR BUILDINGS: A REVIEW

    V.V. Tyagi;S.C. Kaushik;S.K. Tyagi;T. Akiyama

  • Impregnation of porous material with phase change material for thermal energy storage

    Takahiro Nomura;Noriyuki Okinaka;Tomohiro Akiyama

  • Synthesis, characterization and thermal properties of paraffin microcapsules modified with nano-Al2O3

    Xiang Jiang;Ruilian Luo;Feifei Peng;Yutang Fang

  • Thermal conductivity enhancement of erythritol as PCM by using graphite and nickel particles

    Teppei Oya;Takahiro Nomura;Masakatsu Tsubota;Noriyuki Okinaka

  • Microencapsulation of phase change materials with binary cores and calcium carbonate shell for thermal energy storage

    Tingyu Wang;Shuangfeng Wang;Ruilian Luo;Chunyu Zhu

  • Nanomaterial synthesis using plasma generation in liquid

    Genki Saito;Tomohiro Akiyama

  • Thermophysical and heat transfer properties of phase change material candidate for waste heat transportation system

    Akihide Kaizawa;Nobuhiro Maruoka;Nobuhiro Maruoka;Atsushi Kawai;Hiroomi Kamano

  • Microencapsulation of metal-based phase change material for high-temperature thermal energy storage.

    Takahiro Nomura;Chunyu Zhu;Nan Sheng;Genki Saito

  • Phase change composite based on porous nickel and erythritol

    Teppei Oya;Takahiro Nomura;Noriyuki Okinaka;Tomohiro Akiyama

  • Thermal and flow behaviors in heat transportation container using phase change material

    Akihide Kaizawa;Hiroomi Kamano;Atsushi Kawai;Tetsuji Jozuka

  • Microencapsulated phase change materials with high heat capacity and high cyclic durability for high-temperature thermal energy storage and transportation

    Takahiro Nomura;Nan Sheng;Chunyu Zhu;Genki Saito

  • Macro-encapsulation of metallic phase change material using cylindrical-type ceramic containers for high-temperature thermal energy storage

    Ryo Fukahori;Takahiro Nomura;Chunyu Zhu;Nan Sheng

  • High thermal conductivity phase change composite with percolating carbon fiber network

    Takahiro Nomura;Kazuki Tabuchi;Chunyu Zhu;Nan Sheng

  • Feasibility of Rotary Cup Atomizer for Slag Granulation

    Toshio Mizuochi;Tomohiro Akiyama;Taihei Shimada;Eiki Kasai

  • Hydrogen Production from Waste Aluminum at Different Temperatures, with LCA

    Takehito Hiraki;Masato Takeuchi;Masaaki Hisa;Tomohiro Akiyama

  • Hydrogen production from biogas using hot slag

    Hadi Purwanto;Tomohiro Akiyama

  • Cotton-derived carbon sponge as support for form-stabilized composite phase change materials with enhanced thermal conductivity

    Nan Sheng;Takahiro Nomura;Chunyu Zhu;Hiroki Habazaki

  • Storage of thermal energy for effective use of waste heat from industries

    J. Yagi;T. Akiyama

  • Measurement and Modeling of Thermal Conductivity for Dense Iron Oxide and Porous Iron Ore Agglomerates in Stepwise Reduction

    Tomohiro Akiyama;Hiromichi Ohta;Reijiro Takahashi;Yoshio Waseda

  • Thermal analysis of Al–Si alloys as high-temperature phase-change material and their corrosion properties with ceramic materials

    Ryo Fukahori;Takahiro Nomura;Chunyu Zhu;Nan Sheng

  • Hydriding combustion synthesis for the production of hydrogen storage alloy

    T Akiyama;H Isogai;J Yagi

Frequent Co-Authors

Atsushi Tsutsumi
Atsushi Tsutsumi University of Tokyo
Shuangfeng Wang
Shuangfeng Wang South China University of Technology
Hiroki Habazaki
Hiroki Habazaki Hokkaido University
Tatsumi Ishihara
Tatsumi Ishihara Kyushu University
Makoto Komiyama
Makoto Komiyama University of Tokyo
Hiroyuki Asanuma
Hiroyuki Asanuma Nagoya University
Jun-ichiro Hayashi
Jun-ichiro Hayashi Kyushu University
Zhonghao Rao
Zhonghao Rao Hebei University of Technology
Fumio Saito
Fumio Saito Tohoku University
Etsuo Akiba
Etsuo Akiba Kyushu University

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