World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
66
Citations
30333
World Ranking
7144
National Ranking
409

Ifan E. L. Stephens publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Ifan E. L. Stephens sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 272 publications — 56th percentile

56% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Ifan E. L. Stephens D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Ifan E. L. Stephens sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 66 D-Index — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Ifan E. L. Stephens is affiliated with Imperial College London in the United Kingdom. Their research primarily focuses on engineering and energy, with notable activity in renewable energy, sustainability, and environmental fields. Additional subfields of study include electrical and electronic engineering, materials chemistry, catalysis, and electrochemistry.

The scientist's publications encompass a wide array of topics related to energy conversion and storage. These main topics include:

  • Electrocatalysts for Energy Conversion
  • Ammonia Synthesis and Nitrogen Reduction
  • Fuel Cells and Related Materials
  • Advanced Battery Technologies Research
  • Hydrogen Storage and Materials
  • Catalytic Processes in Materials Science
  • Electrochemical Analysis and Applications

Their frequent co-authors include Maria-Magdalena Titirici, Jesús Barrio, Reshma R. Rao, Mary P. Ryan, and Alexander Bagger, reflecting collaborations across various related scientific areas.

Publication venues where Ifan E. L. Stephens has consistently contributed are:

  • ECS Meeting Abstracts
  • ACS Catalysis
  • ACS Energy Letters
  • Proceedings of the Materials for Sustainable Development Conference (MAT-SUS)
  • Zenodo (CERN European Organization for Nuclear Research)

Recent papers authored or co-authored by Stephens include:

  • "Progress and Perspectives in Photo- and Electrochemical-Oxidation of Biomass for Sustainable Chemicals and Hydrogen Production," 2021, Advanced Energy Materials
  • "Operando identification of site-dependent water oxidation activity on ruthenium dioxide single-crystal surfaces," 2020, Nature Catalysis
  • "Methods for nitrogen activation by reduction and oxidation," 2021, Nature Reviews Methods Primers
  • "Impact of impurities on water electrolysis: a review," 2023, Sustainable Energy & Fuels
  • "2022 roadmap on low temperature electrochemical CO2 reduction," 2022, Journal of Physics Energy

Best Publications

  • Progress and Perspectives of Electrochemical CO2 Reduction on Copper in Aqueous Electrolyte

    Stephanie A. Nitopi;Erlend Bertheussen;Søren Bertelsen Scott;Xinyan Liu

  • Alloys of platinum and early transition metals as oxygen reduction electrocatalysts

    J. Greeley;I. E. L. Stephens;A. S. Bondarenko;T. P. Johansson

  • Enabling direct H2O2 production through rational electrocatalyst design

    Samira Siahrostami;Arnau Verdaguer-Casadevall;Mohammadreza Karamad;Davide Deiana

  • A rigorous electrochemical ammonia synthesis protocol with quantitative isotope measurements

    Suzanne Zamany Andersen;Viktor Čolić;Sungeun Yang;Sungeun Yang;Jay A. Schwalbe

  • Understanding the electrocatalysis of oxygen reduction on platinum and its alloys

    Ifan E. L. Stephens;Alexander S. Bondarenko;Alexander S. Bondarenko;Ulrik Grønbjerg;Jan Rossmeisl

  • Recommended Practices and Benchmark Activity for Hydrogen and Oxygen Electrocatalysis in Water Splitting and Fuel Cells.

    Chao Wei;Reshma R. Rao;Jiayu Peng;Botao Huang

  • Toward the Decentralized Electrochemical Production of H2O2: A Focus on the Catalysis

    Sungeun Yang;Arnau Verdaguer-Casadevall;Logi Arnarson;Luca Silvioli

  • Tuning the activity of Pt alloy electrocatalysts by means of the lanthanide contraction

    María Escudero-Escribano;María Escudero-Escribano;Paolo Malacrida;Martin H. Hansen;Martin H. Hansen;Ulrik G. Vej-Hansen

  • Trends in the Electrochemical Synthesis of H2O2: Enhancing Activity and Selectivity by Electrocatalytic Site Engineering

    Arnau Verdaguer-Casadevall;Davide Deiana;Mohammadreza Karamad;Samira Siahrostami

  • Probing the Active Surface Sites for CO Reduction on Oxide-Derived Copper Electrocatalysts

    Arnau Verdaguer-Casadevall;Christina W. Li;Tobias P. Johansson;Soren B. Scott

  • Tuning the activity of Pt(111) for oxygen electroreduction by subsurface alloying.

    Ifan E. L. Stephens;Alexander S. Bondarenko;Alexander S. Bondarenko;Francisco J. Perez-Alonso;Federico Calle-Vallejo

  • Toward sustainable fuel cells.

    Ifan Erfyl Lester Stephens;Jan Rossmeisl;Ib Chorkendorff

  • Impact of nanoparticle size and lattice oxygen on water oxidation on NiFeOxHy

    C. Roy;B. Sebok;S. B. Scott;E. M. Fiordaliso

  • The Effect of Size on the Oxygen Electroreduction Activity of Mass‐Selected Platinum Nanoparticles

    Francisco J Perez-Alonso;David Norman McCarthy;Anders Nierhoff;Patricia Hernández-Fernández

  • Towards identifying the active sites on RuO2(110) in catalyzing oxygen evolution

    Reshma R. Rao;Manuel J. Kolb;Niels Bendtsen Halck;Anders Filsøe Pedersen

  • Benchmarking the Stability of Oxygen Evolution Reaction Catalysts: The Importance of Monitoring Mass Losses

    Rasmus Frydendal;Elisa Antares Paoli;Brian Peter Knudsen;Björn Wickman;Björn Wickman

  • Progress and Perspectives in Photo- and Electrochemical-Oxidation of Biomass for Sustainable Chemicals and Hydrogen Production

    Hui Luo;Jesús Barrio;Nixon Sunny;Alain Li

  • Mass-selected nanoparticles of PtxY as model catalysts for oxygen electroreduction

    Patricia Hernandez-Fernandez;Federico Masini;David Norman McCarthy;Christian Ejersbo Strebel

  • Oxygen evolution on well-characterized mass-selected Ru and RuO2 nanoparticles

    Elisa Antares Paoli;Federico Masini;Rasmus Frydendal;Davide Deiana

  • Orientation-Dependent Oxygen Evolution on RuO2 without Lattice Exchange

    Kelsey A. Stoerzinger;Oscar Diaz-Morales;Manuel Kolb;Reshma R. Rao

  • Pt5Gd as a highly active and stable catalyst for oxygen electroreduction.

    María Escudero-Escribano;Arnau Verdaguer-Casadevall;Paolo Malacrida;Ulrik Grønbjerg

Frequent Co-Authors

Ib Chorkendorff
Ib Chorkendorff Technical University of Denmark
Jan Rossmeisl
Jan Rossmeisl University of Copenhagen
Jens K. Nørskov
Jens K. Nørskov Technical University of Denmark
Thomas Willum Hansen
Thomas Willum Hansen Technical University of Denmark
Anders Nilsson
Anders Nilsson Stockholm University
Aliaksandr S. Bandarenka
Aliaksandr S. Bandarenka Technical University of Munich
Thomas F. Jaramillo
Thomas F. Jaramillo Stanford University
Jakob Birkedal Wagner
Jakob Birkedal Wagner Technical University of Denmark
Brian Seger
Brian Seger Technical University of Denmark

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