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Chemistry
Canada
2025

D-Index & Metrics

Chemistry

D-Index
77
Citations
16373
World Ranking
4143
National Ranking
102

Allan K. Bertram 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 Allan K. Bertram 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: 209 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Allan K. Bertram 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 Allan K. Bertram 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: 77 D-Index — 78th percentile

78% 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

  • 2025 - Research.com Chemistry in Canada Leader Award
  • 2022 - Research.com Chemistry in Canada Leader Award

Overview

Allan K. Bertram is affiliated with the University of British Columbia in Canada. Their primary fields of study encompass Earth and Planetary Sciences, with a particular focus on Environmental Science. The scientist's work includes substantial contributions to Atmospheric Science and related subfields such as Global and Planetary Change, Health, Toxicology and Mutagenesis, Oceanography, and Aerospace Engineering.

The research topics covered by Allan K. Bertram are diverse within atmospheric and environmental sciences. Main themes include Atmospheric chemistry and aerosols, Atmospheric aerosols and clouds, Atmospheric Ozone and Climate, Air Quality and Health Impacts, nanoparticles nucleation surface interactions, Atmospheric and Environmental Gas Dynamics, and Indoor Air Quality and Microbial Exposure.

Their publications appear frequently in several specialized scientific journals. Key venues for their work include ACS Earth and Space Chemistry, Environmental Science & Technology, Atmospheric chemistry and physics, Environmental Science Atmospheres, and Proceedings of the National Academy of Sciences.

Recent publications illustrate the focus and scope of their research:

  • "Coexistence of three liquid phases in individual atmospheric aerosol particles" (2021) published in Proceedings of the National Academy of Sciences
  • "Rate of atmospheric brown carbon whitening governed by environmental conditions" (2022) published in Proceedings of the National Academy of Sciences
  • "Humidity-Dependent Viscosity of Secondary Organic Aerosol from Ozonolysis of β-Caryophyllene: Measurements, Predictions, and Implications" (2021) published in ACS Earth and Space Chemistry
  • "The ice-nucleating activity of Arctic sea surface microlayer samples and marine algal cultures" (2020) published in Atmospheric chemistry and physics
  • "Viscosity and liquid-liquid phase separation in healthy and stressed plant SOA" (2021) published in Environmental Science Atmospheres

Allan K. Bertram frequently collaborates with several researchers. Coauthors include Fabian Mahrt, Sergey A. Nizkorodov, Yuanzhou Huang, Sepehr Nikkho, and Manabu Shiraiwa. These collaborations indicate a multidisciplinary approach and integration of expertise across atmospheric chemistry and environmental sciences.

Best Publications

  • A marine biogenic source of atmospheric ice-nucleating particles

    Theodore W. Wilson;Luis A. Ladino;Peter A. Alpert;Mark N. Breckels

  • High concentrations of biological aerosol particles and ice nuclei during and after rain

    J. A. Huffman;J. A. Huffman;A. J. Prenni;P. J. DeMott;C. Pohlker

  • Viscosity of α-pinene secondary organic material and implications for particle growth and reactivity

    Lindsay Renbaum-Wolff;James W. Grayson;Adam P. Bateman;Mikinori Kuwata

  • The viscosity of atmospherically relevant organic particles

    Jonathan P. Reid;Allan K. Bertram;David O. Topping;Alexander Laskin

  • Predicting the relative humidities of liquid-liquid phase separation, efflorescence, and deliquescence of mixed particles of ammonium sulfate, organic material, and water using the organic-to-sulfate mass ratio of the particle and the oxygen-to-carbon elemental ratio of the organic component

    A. K. Bertram;S. T. Martin;S. J. Hanna;M. L. Smith

  • The Reaction Probability of OH on Organic Surfaces of Tropospheric Interest

    Allan K. Bertram;Andrey V. Ivanov;Martin Hunter;Luisa T. Molina

  • The formation of cubic ice under conditions relevant to Earth's atmosphere

    Benjamin J. Murray;Daniel A. Knopf;Allan K. Bertram

  • Gas–particle partitioning of atmospheric aerosols: interplay of physical state, non-ideal mixing and morphology

    Manabu Shiraiwa;Andreas Zuend;Allan K. Bertram;John H. Seinfeld

  • Images reveal that atmospheric particles can undergo liquid-liquid phase separations

    Yuan You;Lindsay Renbaum-Wolff;Marc Carreras-Sospedra;Sarah J. Hanna

  • Contribution of feldspar and marine organic aerosols to global ice nucleating particle concentrations

    Jesús Vergara-Temprado;Benjamin J. Murray;Theodore W. Wilson;Daniel O'Sullivan

  • Liquid–liquid phase separation in atmospherically relevant particles consisting of organic species and inorganic salts

    Yuan You;Mackenzie L. Smith;Mijung Song;Scot T. Martin

  • Predicting the glass transition temperature and viscosity of secondary organic material using molecular composition

    Wing-Sy Wong DeRieux;Ying Li;Peng Lin;Julia Laskin

  • Overview paper: New insights into aerosol and climate in the Arctic

    Jonathan P. D. Abbatt;W. Richard Leaitch;Amir A. Aliabadi;Allan K. Bertram

  • Heterogeneous nucleation of ice in (NH4)2SO4‐H2O particles with mineral dust immersions

    Bilal Zuberi;Allan K. Bertram;Allan K. Bertram;Christopher A. Cassa;Luisa T. Molina

  • Dimethyl sulfide control of the clean summertime Arctic aerosol and cloud

    W. Richard Leaitch;Sangeeta Sharma;Lin Huang;Desiree Toom-Sauntry

  • Deposition ice nucleation on soot at temperatures relevant for the lower troposphere

    Magdalena Dymarska;Benjamin J. Murray;Limin Sun;Michael L. Eastwood

  • Ice Nucleation Efficiency of Hydroxylated Organic Surfaces Is Controlled by Their Structural Fluctuations and Mismatch to Ice

    Yuqing Qiu;Nathan Odendahl;Arpa Hudait;Ryan H Mason

  • Resolving the mechanisms of hygroscopic growth and cloud condensation nuclei activity for organic particulate matter

    Pengfei Liu;Mijung Song;Tianning Zhao;Sachin S. Gunthe;Sachin S. Gunthe

  • Formation and stability of cubic ice in water droplets.

    Benjamin J. Murray;Allan K. Bertram

  • Hygroscopic influence on the semisolid-to-liquid transition of secondary organic materials.

    Adam P. Bateman;Allan K. Bertram;Scot T. Martin

  • Contribution of Feldspar and Marine Organic aerosols to global ice nucleating particles concentrations

    Jesús Vergara Temprado;Benjamin J. Murray;Theodore W. Wilson;Daniel O'Sullivan

  • Images reveal that atmospheric particles can undergo liquid-liquid phase separations

    A. K. Bertram;Y. You;L. Renbaum-Wolff;M. Carreras-Sospedra

  • Viscosity of α-pinene secondary organic material and implications for particle growth and reactivity

    Lindsay Renbaum-Wolff;James W. Grayson;Mikinori Kuwata;Adam P. Bateman

Frequent Co-Authors

Benjamin J. Murray
Benjamin J. Murray University of Leeds
Scot T. Martin
Scot T. Martin Harvard University
Paul J. DeMott
Paul J. DeMott Colorado State University
Daniel A. Knopf
Daniel A. Knopf Stony Brook University
Alexander Laskin
Alexander Laskin Purdue University West Lafayette
W. R. Leaitch
W. R. Leaitch Environment and Climate Change Canada
Sergey A. Nizkorodov
Sergey A. Nizkorodov University of California, Irvine
Manabu Shiraiwa
Manabu Shiraiwa University of California, Irvine
Scot T. Martin
Scot T. Martin Harvard University
G. N. Patey
G. N. Patey University of British Columbia

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