World's Best Scientists 2026 revealed!
John C. Polanyi

John C. Polanyi

D-Index & Metrics

Chemistry

D-Index
69
Citations
15597
World Ranking
6256
National Ranking
163

John C. Polanyi 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 John C. Polanyi 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: 300 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

John C. Polanyi 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 John C. Polanyi 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: 69 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

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

Overview

John C. Polanyi is affiliated with the University of Toronto in Canada. Their research spans multiple areas at the intersection of physics, chemistry, and engineering. The main fields of study they contribute to are Physics and Astronomy and Engineering, with particular subfield expertise in Atomic and Molecular Physics, and Optics, Biomedical Engineering, Materials Chemistry, Electrical and Electronic Engineering, and Condensed Matter Physics.

Their work involves advanced studies in physical and chemical molecular interactions, focusing notably on surface chemistry and catalysis. The primary topics covered in their research include advanced chemical physics studies, surface chemistry and catalysis, force microscopy techniques and applications, theoretical and computational physics, nanoparticles nucleation surface interactions, and catalytic processes in materials science.

Their recent published papers include the following:

  • Direct observation of knock-on reaction with umbrella inversion arising from zero-impact-parameter collision at a surface, 2021, Communications Chemistry
  • Contrasting Efficiency of Electron-Induced Reaction at Cu(110) in Aliphatic and Aromatic Bromides, 2020, Journal of the American Chemical Society
  • Reversible 1D chain-reaction gives rise to an atomic-scale Newton's cradle, 2021, Chemical Communications
  • Abortive reaction leads to selective adsorbate rotation, 2024, Faraday Discussions
  • Direct Observation of Knock-on in Surface Reactions at Zero Impact Parameter, 2021, Journal of the American Chemical Society

Frequently collaborating co-authors associated with their research include:

  • Matthew J. Timm
  • Lydie Leung
  • Kelvin Anggara
  • Yi-Fang Lai
  • Gilbert C. Walker

John C. Polanyi's work has been published in several prominent venues, with a concentration in journals such as:

  • Journal of the American Chemical Society
  • Communications Chemistry
  • Faraday Discussions
  • Chemical Communications
  • Journal of Physics Condensed Matter

Best Publications

  • Concepts in reaction dynamics

    John C. Polanyi

  • Direct Observation of the Transition State

    John C. Polanyi;Ahmed H. Zewail

  • Some concepts in reaction dynamics.

    John C. Polanyi

  • Mechanism of Rotational Relaxation

    Unknown

  • Energy Distribution Among Products of Exothermic Reactions. II. Repulsive, Mixed, and Attractive Energy Release

    Unknown

  • Effect of changing reagent energy on reaction probability and product energy-distribution

    A. M. G. Ding;L. J. Kirsch;D. S. Perry;J. C. Polanyi

  • Energy Distribution Among Reaction Products. IV. X+HY (X ≡ Cl, Br; Y ≡ Br, I), Cl+DI

    D. H. Maylotte;J. C. Polanyi;K. B. Woodall

  • Formation of Vibrationally Excited OH by the Reaction H + O(3).

    P. E. Charters;R. G. Macdonald;J. C. Polanyi

  • Energy Distribution Among Reaction Products. V. H + X2 (X ≡ Cl, Br), D + Cl2

    K. G. Anlauf;D. S. Horne;R. G. Macdonald;J. C. Polanyi

  • The reaction of F + H2→ HF + H. A case study in reaction dynamics

    John C. Polanyi;Jerry L. Schreiber

  • Location of Energy Barriers. II. Correlation with Barrier Height

    Unknown

  • Photodissociation, photoreaction and photodesorption of adsorbed species. Part 2.—CH3Br and H2S on LiF(001)

    E. B. D. Bourdon;P. Das;I. Harrison;J. C. Polanyi

  • UV photodissociation and photodesorption of adsorbed molecules. 1. Methyl bromide on lithium fluoride(001)

    E. B. D. Bourdon;J. P. Cowin;I. Harrison;J. C. Polanyi

  • Energy distribution among reaction products. Part 2.—H + X2 and X + HY

    Unknown

  • Energy distribution among reaction products. IX. F + H2, HD and D2

    D.S. Perry;J.C. Polanyi

  • Rotationally inelastic scattering from surfaces CO(g) + LiF(OO1)

    J.W. Hepburn;F.J. Northrup;G.L. Ogram;J.C. Polanyi

  • Energy Distribution Among Reaction Products. VI. F+H 2 , D 2

    Unknown

  • Ab Initio SCF–MO–CI Calculations for H−, H2, and H3+ Using Gaussian Basis Sets

    I. G. Csizmadia;R. E. Kari;J. C. Polanyi;A. C. Roach

  • Distribution of reaction products (theory). VIII. Cl+HI, Cl+DI

    Unknown

  • Dynamics of simple gas–surface interaction. II. Rotationally inelastic collisions at rigid and moving surfaces

    J. C. Polanyi;R. J. Wolf

  • Energy Distribution in the Exothermic Reaction F + H2 and the Endothermic Reaction HF + H

    Unknown

  • Distribution of Reaction Products. IV. Reactions Forming an Ionic Bond, M+XC (2d)

    Unknown

  • Photochemistry of adsorbed molecules. III. Photodissociation and photodesorption of CH3Br adsorbed on LiF(001)

    I. Harrison;J. C. Polanyi;P. A. Young

  • Photochemistry of adsorbed molecules. XI. Charge‐transfer photodissociation and photoreaction in chloromethanes on Ag(111)

    St. J. Dixon‐Warren;E. T. Jensen;J. C. Polanyi

  • Translational Energy‐Distribution in the Products of Some Exothermic Reactions

    K. G. Anlauf;P. E. Charters;D. S. Horne;R. G. Macdonald

  • Effect of changing reagent energy. IX. Dependence of reaction rate on rotational excitation in HX(J:ν) + Na → H + NaX (X = F, Cl)

    B.A. Blackwell;J.C. Polanyi;J.J. Sloan

  • Direct evidence for charge-transfer photodissociation at a metal surface: CCl4/Ag(111).

    St. J. Dixon-Warren;E. T. Jensen;J. C. Polanyi

  • Location of energy barriers. VI. The dynamics of endothermic reactions, ab + c

    D.S. Perry;J.C. Polanyi;C. Woodrow Wilson

Frequent Co-Authors

Guo Qin Xu
Guo Qin Xu National University of Singapore
Kopin Liu
Kopin Liu Academia Sinica
Shihe Yang
Shihe Yang Hong Kong University of Science and Technology
Wei Ji
Wei Ji Renmin University of China
Piotr Piecuch
Piotr Piecuch Michigan State University
Joseph G. Shapter
Joseph G. Shapter University of Queensland
Hong Guo
Hong Guo McGill University
Torsten N. Wiesel
Torsten N. Wiesel Rockefeller University
Gang Zhang
Gang Zhang Agency for Science, Technology and Research
Haiping Lin
Haiping Lin Soochow University, Taiwan

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