World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
69
Citations
17630
World Ranking
6169
National Ranking
1877

Geoffrey S. Tyndall 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 Geoffrey S. Tyndall 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: 192 publications — 30th percentile

30% of scientists in this discipline score the same or lower.

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

Geoffrey S. Tyndall 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 Geoffrey S. Tyndall 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

Geoffrey S. Tyndall is affiliated with the National Center for Atmospheric Research in the United States. Their work focuses primarily on Earth and Planetary Sciences as well as Environmental Science, with significant contributions in the subfields of Atmospheric Science, Global and Planetary Change, Health, Toxicology and Mutagenesis, Environmental Chemistry, and Civil and Structural Engineering.

The scientist's research heavily involves topics related to atmospheric chemistry and aerosols, atmospheric ozone and climate, air quality and health impacts, atmospheric and environmental gas dynamics, fire effects on ecosystems, atmospheric aerosols and clouds, and per- and polyfluoroalkyl substances research.

They have published in several prominent venues, including:

  • Journal of Geophysical Research Atmospheres
  • Atmospheric chemistry and physics
  • Environmental Science & Technology
  • ACS Earth and Space Chemistry
  • Journal of Advances in Modeling Earth Systems

Among their recent papers are:

  • The Chemistry Mechanism in the Community Earth System Model Version 2 (CESM2), 2020, Journal of Advances in Modeling Earth Systems
  • Daytime Oxidized Reactive Nitrogen Partitioning in Western U.S. Wildfire Smoke Plumes, 2020, Journal of Geophysical Research Atmospheres
  • Emissions of Reactive Nitrogen From Western U.S. Wildfires During Summer 2018, 2020, Journal of Geophysical Research Atmospheres
  • Comprehensive isoprene and terpene gas-phase chemistry improves simulated surface ozone in the southeastern US, 2020, Atmospheric chemistry and physics
  • Nighttime and daytime dark oxidation chemistry in wildfire plumes: an observation and model analysis of FIREX-AQ aircraft data, 2021, Atmospheric chemistry and physics

The scientist frequently collaborates with colleagues including John J. Orlando, Brett B. Palm, A. J. Weinheimer, Joel A. Thornton, and F. Flocke.

Best Publications

  • Description and evaluation of the Model for Ozone and Related chemical Tracers, version 4 (MOZART-4)

    Louisa K. Emmons;Stacy Walters;Peter G. Hess;Peter G. Hess;Jean-François Lamarque

  • A global simulation of tropospheric ozone and related tracers: Description and evaluation of MOZART, version 2

    Larry W. Horowitz;Stacy Walters;Denise Leonore Mauzerall;Louisa K. Emmons

  • Atmospheric chemistry and global change

    Guy. Brasseur;John J. Orlando;Geoffrey S. Tyndall

  • CAM-chem: description and evaluation of interactive atmospheric chemistry in the Community Earth System Model

    J.-F. Lamarque;L. Emmons;Peter Hess;Douglas E. Kinnison

  • Laboratory studies of organic peroxy radical chemistry: an overview with emphasis on recent issues of atmospheric significance

    John J. Orlando;Geoffrey S. Tyndall

  • The Chemistry Mechanism in the Community Earth System Model Version 2 (CESM2)

    Louisa K. Emmons;Rebecca H. Schwantes;Rebecca H. Schwantes;Rebecca H. Schwantes;John J. Orlando;Geoff Tyndall

  • Atmospheric chemistry of small organic peroxy radicals

    G. S. Tyndall;R. A. Cox;C. Granier;R. Lesclaux

  • The Atmospheric Chemistry of Alkoxy Radicals

    John J. Orlando;Geoffrey S. Tyndall;Timothy J. Wallington

  • Atmospheric oxidation of reduced sulfur species

    Geoffrey S. Tyndall;A. R. Ravishankara

  • Absorption cross-sections of NO2 in the UV and visible region (200 – 700 nm) at 298 K

    Wolfgang Schneider;Geert K. Moortgat;Geoffrey S. Tyndall;John P. Burrows

  • Formation of Low Volatility Organic Compounds and Secondary Organic Aerosol from Isoprene Hydroxyhydroperoxide Low-NO Oxidation.

    Jordan E. Krechmer;Jordan E. Krechmer;Matthew M. Coggon;Paola Massoli;Tran B. Nguyen

  • A product yield study of the reaction of HO2 radicals with ethyl peroxy (C2H5O2), acetyl peroxy (CH3C(O)O2), and acetonyl peroxy (CH3C(O)CH2O2) radicals

    Alam S. Hasson;Geoffrey S. Tyndall;John J. Orlando

  • Simulation of semi-explicit mechanisms of SOA formation from glyoxal in aerosol in a 3-D model

    C. Knote;A. Hodzic;J. L. Jimenez;R. Volkamer

  • Atmospheric fates of Criegee intermediates in the ozonolysis of isoprene

    Tran B. Nguyen;Geoffrey S. Tyndall;John D. Crounse;Alexander P. Teng

  • Absorption cross sections for OClO as a function of temperature in the wavelength range 240-480 nm

    Andreas. Wahner;Geoffrey S. Tyndall;A. R. Ravishankara

  • Measuring atmospheric composition change

    Paolo Laj;J. Klausen;M. Bilde;C. Plaß-Duelmer

  • Role of excited CF3CFHO radicals in the atmospheric chemistry of HFC-134a

    T. J. Wallington;M. D. Hurley;J. M. Fracheboud;J. J. Orlando

  • Emissions and ambient distributions of Biogenic Volatile Organic Compounds (BVOC) in a ponderosa pine ecosystem: interpretation of PTR-MS mass spectra

    S. Kim;T. Karl;A. Guenther;G. Tyndall

  • Rapid formation of isoprene photo-oxidation products observed in Amazonia

    T. Karl;A. Guenther;A. Turnipseed;G. Tyndall

  • Kinetics and mechanisms of the reactions of chlorine atoms with ethane, propane, and n‐butane

    G. S. Tyndall;J. J. Orlando;T. J. Wallington;M. Dill

  • Laboratory and theoretical study of the oxy radicals in the OH- and Cl-initiated oxidation of ethene

    John J. Orlando;Geoffrey S. Tyndall;Merete Bilde;Corinne Ferronato

Frequent Co-Authors

John J. Orlando
John J. Orlando National Center for Atmospheric Research
Timothy J. Wallington
Timothy J. Wallington Ford Motor Company (United States)
Jack G. Calvert
Jack G. Calvert Oak Ridge National Laboratory
Eric C. Apel
Eric C. Apel National Center for Atmospheric Research
Christopher A. Cantrell
Christopher A. Cantrell University of Colorado Boulder
Frank Flocke
Frank Flocke National Center for Atmospheric Research
Geert K. Moortgat
Geert K. Moortgat Max Planck Society
Andrew J. Weinheimer
Andrew J. Weinheimer National Center for Atmospheric Research
Jose L. Jimenez
Jose L. Jimenez University of Colorado Boulder
Teresa L. Campos
Teresa L. Campos National Center for Atmospheric Research

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