World's Best Scientists 2026 revealed!
Stephen J. Klippenstein

Stephen J. Klippenstein

D-Index & Metrics

Chemistry

D-Index
102
Citations
33310
World Ranking
1183
National Ranking
462

Stephen J. Klippenstein 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 Stephen J. Klippenstein 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: 374 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

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

Stephen J. Klippenstein 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 Stephen J. Klippenstein 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: 102 D-Index — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2020 - Polanyi Medal, Royal Society of Chemistry (UK)
  • 2018 - Fellow of the Combustion Institute for brilliant advances in accurate quantum calculation methods for combustion modeling with detailed chemistry
  • 2006 - Fellow of American Physical Society (APS) Citation For fundamental contributions to the development and application of quantative theoretical methods for predicting the kinetics of chemical reactions in the gas phase

Overview

Stephen J. Klippenstein is affiliated with Argonne National Laboratory in the United States. Their research primarily spans the field of Chemistry, with significant contributions in subfields such as Atmospheric Science, Atomic and Molecular Physics and Optics, Fluid Flow and Transfer Processes, Spectroscopy, and Organic Chemistry.

The research topics that Stephen J. Klippenstein focuses on include:

  • Atmospheric chemistry and aerosols
  • Advanced Combustion Engine Technologies
  • Advanced Chemical Physics Studies
  • Catalytic Processes in Materials Science
  • Combustion and flame dynamics
  • Catalysis and Oxidation Reactions
  • Free Radicals and Antioxidants

Frequent publication venues for their work are:

  • Combustion and Flame
  • The Journal of Physical Chemistry A
  • Proceedings of the Combustion Institute
  • Zenodo (CERN European Organization for Nuclear Research)
  • Faraday Discussions

Stephen J. Klippenstein has collaborated regularly with several coauthors, including:

  • Marsha I. Lester
  • Sarah N. Elliott
  • Ahren W. Jasper
  • Yuri Georgievskii
  • Raghu Sivaramakrishnan

Selected recent papers authored or coauthored by Stephen J. Klippenstein include:

  • Direct kinetic measurements and theoretical predictions of an isoprene-derived Criegee intermediate, 2020, Proceedings of the National Academy of Sciences
  • Theoretical kinetics predictions for NH2 + HO2, 2021, Combustion and Flame
  • Watching a hydroperoxyalkyl radical (•QOOH) dissociate, 2021, Science
  • H₂ + H₂: High level theory and the role of singlet channels, 2023, OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)
  • Automated theoretical chemical kinetics: Predicting the kinetics for the initial stages of pyrolysis, 2020, Proceedings of the Combustion Institute

Throughout their career, Stephen J. Klippenstein has received several awards, including:

  • Polanyi Medal, Royal Society of Chemistry (UK), 2020
  • Fellow of the Combustion Institute, 2018, for advances in accurate quantum calculation methods for combustion modeling with detailed chemistry
  • Fellow of American Physical Society (APS), 2006, for fundamental contributions to theoretical methods predicting kinetics of chemical reactions in the gas phase

Best Publications

  • Current status of transition-state theory

    Donald G. Truhlar;Bruce C. Garrett;Stephen J. Klippenstein

  • Modeling nitrogen chemistry in combustion

    Peter Glarborg;James A. Miller;Branko Ruscic;Stephen J. Klippenstein

  • Comprehensive H2/O2 kinetic model for high-pressure combustion

    Michael P. Burke;Marcos Chaos;Yiguang Ju;Frederick L. Dryer

  • Modeling the Kinetics of Bimolecular Reactions

    Antonio Fernández-Ramos;James A. Miller;Stephen J. Klippenstein;Stephen J. Klippenstein;Donald G. Truhlar

  • Reformulation and Solution of the Master Equation for Multiple-Well Chemical Reactions

    Yuri Georgievskii;James A. Miller;Michael P. Burke;Stephen J. Klippenstein

  • A KInetic Database for Astrochemistry (KIDA)

    V. Wakelam;V. Wakelam;E. Herbst;E. Herbst;J. C Loison;J. C Loison;I. W. M. Smith

  • Disequilibrium Carbon, Oxygen, and Nitrogen Chemistry in the Atmospheres of HD 189733b and HD 209458b

    Julianne I. Moses;Channon Visscher;Jonathan J. Fortney;Adam P. Showman

  • DISEQUILIBRIUM CARBON, OXYGEN, AND NITROGEN CHEMISTRY IN THE ATMOSPHERES OF HD 189733b AND HD 209458b

    Julianne I. Moses;C. Visscher;J. J. Fortney;A. P. Showman

  • Master equation methods in gas phase chemical kinetics.

    James A. Miller;Stephen J. Klippenstein

  • The role of NNH in NO formation and control

    Stephen J. Klippenstein;Lawrence B. Harding;Peter Glarborg;James A. Miller

  • The Recombination of Propargyl Radicals and Other Reactions on a C6H6 Potential

    James A. Miller and;Stephen J. Klippenstein

  • THE 2014 KIDA NETWORK FOR INTERSTELLAR CHEMISTRY

    V. Wakelam;J. C. Loison;E. Herbst;B. Pavone

  • Enols are common intermediates in hydrocarbon oxidation.

    Craig A. Taatjes;Craig A. Taatjes;Nils Hansen;Andrew McIlroy;James A. Miller

  • Variational optimizations in the Rice-Ramsperger-Kassel-Marcus theory calculations for unimolecular dissociations with no reverse barrier

    Stephen J. Klippenstein

  • From theoretical reaction dynamics to chemical modeling of combustion

    Stephen J. Klippenstein

  • Long-range transition state theory.

    Yuri Georgievskii;Stephen J. Klippenstein

  • Role of O2 + QOOH in low-temperature ignition of propane. 1. Temperature and pressure dependent rate coefficients.

    C. Franklin Goldsmith;William H. Green;Stephen J. Klippenstein

  • Chemical kinetics and mechanisms of complex systems: A perspective on recent theoretical advances

    Stephen J. Klippenstein;Vijay S. Pande;Donald G. Truhlar

  • Predictive theory for the combination kinetics of two alkyl radicals

    Stephen J. Klippenstein;Stephen J. Klippenstein;Yuri Georgievskii;Lawrence B. Harding

  • A two transition state model for radical-molecule reactions: a case study of the addition of OH to C2H4.

    Erin E. Greenwald;Simon W. North;Yuri Georgievskii;Stephen J. Klippenstein

  • From the time-dependent, multiple-well master equation to phenomenological rate coefficients

    Stephen J. Klippenstein;James A. Miller

Frequent Co-Authors

Lawrence B. Harding
Lawrence B. Harding Argonne National Laboratory
James A. Miller
James A. Miller Argonne National Laboratory
Craig A. Taatjes
Craig A. Taatjes Sandia National Laboratories
Nils Hansen
Nils Hansen Sandia National Laboratories
Marsha I. Lester
Marsha I. Lester University of Pennsylvania
Phillip R. Westmoreland
Phillip R. Westmoreland North Carolina State University
Roger V. Yelle
Roger V. Yelle University of Arizona
Katharina Kohse-Höinghaus
Katharina Kohse-Höinghaus Bielefeld University
Robert C. Dunbar
Robert C. Dunbar Case Western Reserve University
David L. Osborn
David L. Osborn Sandia National Laboratories

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