World's Best Scientists 2026 revealed!

D-Index & Metrics

Materials Science

D-Index
66
Citations
22817
World Ranking
5239
National Ranking
1370

Ryan O'Hayre 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 Ryan O'Hayre 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: 247 publications — 46th percentile

46% of scientists in this discipline score the same or lower.

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

Ryan O'Hayre 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 Ryan O'Hayre 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: 66 D-Index — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Overview

Ryan O'Hayre is affiliated with the Colorado School of Mines in the United States. Their research primarily spans the fields of Materials Science and Engineering, with significant contributions to the subfields of Materials Chemistry, Electrical and Electronic Engineering, Electronic, Optical and Magnetic Materials, Renewable Energy, Sustainability and the Environment, and Catalysis.

The scientist's main research topics include:

  • Advancements in Solid Oxide Fuel Cells
  • Fuel Cells and Related Materials
  • Electronic and Structural Properties of Oxides
  • Magnetic and transport properties of perovskites and related materials
  • Advanced battery technologies research
  • Chemical Looping and Thermochemical Processes
  • Electrocatalysts for Energy Conversion

A number of recent papers demonstrate O'Hayre's focus on energy-related oxide materials and electrochemical devices:

  • Direct evidence of boosted oxygen evolution over perovskite by enhanced lattice oxygen participation, 2020, Nature Communications
  • Thermal-expansion offset for high-performance fuel cell cathodes, 2021, Nature
  • Proton-conducting oxides for energy conversion and storage, 2020, Applied Physics Reviews
  • Triple ionic-electronic conducting oxides for next-generation electrochemical devices, 2020, Nature Materials
  • Advancing electrochemical impedance analysis through innovations in the distribution of relaxation times method, 2024, Joule

Their frequent co-authors include Neal P. Sullivan, Jake Huang, Charlie Meisel, Andriy Zakutayev, and Long Le. These collaborations have contributed to a sustained publication record.

O'Hayre has published extensively in scientific venues such as ECS Meeting Abstracts, Journal of Power Sources, SSRN Electronic Journal, Journal of Physics Energy, and Journal of Materials Chemistry A. The scientist's contributions are well represented in these forums, with the ECS Meeting Abstracts featuring the highest number of publications.

Best Publications

  • Fuel Cell Fundamentals

    Ryan O'Hayre

  • Readily processed protonic ceramic fuel cells with high performance at low temperatures

    Chuancheng Duan;Jianhua Tong;Meng Shang;Stefan Nikodemski

  • Highly durable, coking and sulfur tolerant, fuel-flexible protonic ceramic fuel cells

    Chuancheng Duan;Robert J. Kee;Huayang Zhu;Canan Karakaya

  • Highly efficient reversible protonic ceramic electrochemical cells for power generation and fuel production

    Chuancheng Duan;Robert Kee;Huayang Zhu;Neal Sullivan

  • Enhancement of Pt and Pt-alloy fuel cell catalyst activity and durability via nitrogen-modified carbon supports

    Yingke Zhou;Yingke Zhou;Kenneth Neyerlin;Tim S. Olson;Svitlana Pylypenko;Svitlana Pylypenko

  • Recent progress on nitrogen/carbon structures designed for use in energy and sustainability applications

    Kevin N. Wood;Ryan O'Hayre;Svitlana Pylypenko

  • Direct evidence of boosted oxygen evolution over perovskite by enhanced lattice oxygen participation.

    Yangli Pan;Yangli Pan;Xiaomin Xu;Yijun Zhong;Lei Ge

  • Thermal-expansion offset for high-performance fuel cell cathodes

    Yuan Zhang;Bin Chen;Bin Chen;Daqin Guan;Meigui Xu

  • Solution processing of transparent conductors: from flask to film

    Robert M. Pasquarelli;David S. Ginley;Ryan O'Hayre

  • Proton-conducting oxides for energy conversion and storage

    Chuancheng Duan;Jake Huang;Neal Sullivan;Ryan O'Hayre

  • Sr- and Mn-doped LaAlO3-δ for solar thermochemical H2 and CO production

    Anthony H. McDaniel;Elizabeth C. Miller;Darwin Arifin;Andrea Ambrosini

  • Zr and Y co-doped perovskite as a stable, high performance cathode for solid oxide fuel cells operating below 500 °C

    Chuancheng Duan;David Hook;Yachao Chen;Jianhua Tong

  • A sharp peak in the performance of sputtered platinum fuel cells at ultra-low platinum loading

    Ryan O'Hayre;Sang Joon John Lee;Suk-Won Cha;Fritz B. Prinz

  • Cost-effective solid-state reactive sintering method for high conductivity proton conducting yttrium-doped barium zirconium ceramics

    Jianhua Tong;Daniel Clark;Michael Hoban;Ryan O'Hayre

  • The use of nitrogen-doped graphene supporting Pt nanoparticles as a catalyst for methanol electrocatalytic oxidation

    Bin Xiong;Yingke Zhou;Yingke Zhou;Yuanyuan Zhao;Jie Wang

  • Design and fabrication of a micro fuel cell array with “flip-flop” interconnection

    Sang Joon John Lee;A. Chang-Chien;S. W. Cha;R. O'Hayre

  • Facile Synthesis of Nanocrystalline TiO2 Mesoporous Microspheres for Lithium-Ion Batteries

    Jie Wang;Yingke Zhou;Yuanyuan Hu;Ryan O’Hayre

  • Triple ionic-electronic conducting oxides for next-generation electrochemical devices.

    Meagan Papac;Meagan Papac;Vladan Stevanović;Vladan Stevanović;Andriy Zakutayev;Andriy Zakutayev;Ryan P. O'hayre

  • The Triple Phase Boundary A Mathematical Model and Experimental Investigations for Fuel Cells

    Ryan O’Hayre;David M. Barnett;Fritz B. Prinz

  • General mobility and carrier concentration relationship in transparent amorphous indium zinc oxide films

    Andrew J. Leenheer;John D. Perkins;Maikel F. A. M. van Hest;Joseph J. Berry

  • Solid-state reactive sintering mechanism for large-grained yttrium-doped barium zirconate proton conducting ceramics

    Jianhua Tong;Daniel Clark;Lisa Bernau;Michael Sanders

Frequent Co-Authors

Fritz B. Prinz
Fritz B. Prinz Stanford University
Svitlana Pylypenko
Svitlana Pylypenko Colorado School of Mines
David S. Ginley
David S. Ginley National Renewable Energy Laboratory
Suk Won Cha
Suk Won Cha Seoul National University
Joseph J. Berry
Joseph J. Berry National Renewable Energy Laboratory
Philip A. Parilla
Philip A. Parilla National Renewable Energy Laboratory
Huayang Zhu
Huayang Zhu Colorado School of Mines
Robert J. Kee
Robert J. Kee Colorado School of Mines
Zongping Shao
Zongping Shao Curtin University
Vladan Stevanović
Vladan Stevanović Colorado School of Mines

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Best Scientists Citing Ryan O'Hayre

Trending Scientists

Recently Published Articles