World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
36
Citations
6788
World Ranking
9075
National Ranking
3256

Christopher J. Hennigan publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Christopher J. Hennigan sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 83 publications — 6th percentile

6% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Christopher J. Hennigan D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Christopher J. Hennigan sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 36 D-Index — 7th percentile

7% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Christopher J. Hennigan is affiliated with the University of Maryland, Baltimore County in the United States. Their research primarily involves environmental science and earth and planetary sciences, with a focus on atmospheric processes and effects.

The main fields of study for Hennigan include:

  • Environmental Science
  • Earth and Planetary Sciences

Their subfields highlight areas such as:

  • Atmospheric Science
  • Health, Toxicology and Mutagenesis
  • Global and Planetary Change
  • Environmental Engineering
  • Pollution

Their main research topics consist of:

  • Atmospheric chemistry and aerosols
  • Atmospheric Ozone and Climate
  • Air Quality and Health Impacts
  • Atmospheric aerosols and clouds
  • Air Quality Monitoring and Forecasting
  • Heavy metals in environment
  • Toxic Organic Pollutants Impact

Frequent publication venues where Christopher J. Hennigan's work appears include:

  • Atmospheric chemistry and physics
  • Environmental Science Processes & Impacts
  • ACS Earth and Space Chemistry
  • Accounts of Chemical Research
  • Geophysical Research Letters

Collaborations are evident through repeated co-authorship with several researchers, including:

  • Annmarie G. Carlton
  • Vikram Pratap
  • Jayashree Yalamanchili
  • Brian E. Reed
  • Michael A. Battaglia

Recent publications by Christopher J. Hennigan include:

  • The acidity of atmospheric particles and clouds, 2020, Atmospheric chemistry and physics
  • Multiphase Atmospheric Chemistry in Liquid Water: Impacts and Controllability of Organic Aerosol, 2020, Accounts of Chemical Research
  • Partitioning of Ambient Organic Gases to Inorganic Salt Solutions: Influence of Salt Identity, Ionic Strength, and pH, 2021, Geophysical Research Letters
  • Artificial intelligence and information warfare in major power states: how the US, China, and Russia are using artificial intelligence in their information warfare and influence operations, 2024, Defense and Security Analysis
  • On Aerosol Liquid Water and Sulfate Associations: The Potential for Fine Particulate Matter Biases, 2020, Atmosphere

Best Publications

  • The acidity of atmospheric particles and clouds

    Havala O. T. Pye;Athanasios Nenes;Becky Alexander;Andrew P. Ault

  • Levoglucosan stability in biomass burning particles exposed to hydroxyl radicals

    Christopher J. Hennigan;Amy P. Sullivan;Jeffrey L. Collett;Allen L. Robinson

  • Absorptivity of brown carbon in fresh and photo-chemically aged biomass-burning emissions

    R. Saleh;C. J. Hennigan;G. R. McMeeking;W. K. Chuang

  • A critical evaluation of proxy methods used to estimate the acidity of atmospheric particles

    C. J. Hennigan;J. Izumi;A. P. Sullivan;R. J. Weber

  • Chemical and physical transformations of organic aerosol from the photo-oxidation of open biomass burning emissions in an environmental chamber

    C. J. Hennigan;M. A. Miracolo;G. J. Engelhart;A. A. May

  • Intermediate-Volatility Organic Compounds: A Large Source of Secondary Organic Aerosol

    Yunliang Zhao;Christopher J. Hennigan;Andrew A. May;Daniel S. Tkacik

  • Intermediate Volatility Organic Compound Emissions from On-Road Diesel Vehicles: Chemical Composition, Emission Factors, and Estimated Secondary Organic Aerosol Production

    Yunliang Zhao;Ngoc T. Nguyen;Albert A. Presto;Christopher J. Hennigan

  • Unspeciated organic emissions from combustion sources and their influence on the secondary organic aerosol budget in the United States

    Shantanu H. Jathar;Timothy D. Gordon;Christopher J. Hennigan;Havala O. T. Pye

  • Intermediate Volatility Organic Compound Emissions from On-Road Gasoline Vehicles and Small Off-Road Gasoline Engines.

    Yunliang Zhao;Ngoc T. Nguyen;Albert A. Presto;Christopher J. Hennigan

  • Gas-particle partitioning of primary organic aerosol emissions: 3. Biomass burning

    Andrew A. May;Andrew A. May;Ezra J. T. Levin;Christopher J. Hennigan;Christopher J. Hennigan;Ilona Riipinen;Ilona Riipinen

  • Enhanced secondary organic aerosol formation due to water uptake by fine particles

    Christopher J. Hennigan;Michael H. Bergin;Jack E. Dibb;Rodney J. Weber

  • Gas-particle partitioning of primary organic aerosol emissions: (1) Gasoline vehicle exhaust

    Andrew A. May;Albert A. Presto;Christopher J. Hennigan;Ngoc T. Nguyen

  • Gas/particle partitioning of water-soluble organic aerosol in Atlanta

    C. J. Hennigan;C. J. Hennigan;M. H. Bergin;A. G. Russell;A. Nenes

  • Investigation of molar volume and surfactant characteristics of water-soluble organic compounds in biomass burning aerosol

    A. Asa-Awuku;A. P. Sullivan;A. P. Sullivan;C. J. Hennigan;R. J. Weber

  • Gas-particle partitioning of primary organic aerosol emissions: (2) diesel vehicles.

    Andrew A. May;Albert A. Presto;Christopher J. Hennigan;Ngoc T. Nguyen

  • Cloud condensation nuclei activity of fresh primary and aged biomass burning aerosol

    G. J. Engelhart;C. J. Hennigan;M. A. Miracolo;A. L. Robinson

  • Comparison of chemical characteristics of 495 biomass burning plumes intercepted by the NASA DC-8 aircraft during the ARCTAS/CARB-2008 field campaign

    A. Hecobian;A. Hecobian;Z. Liu;C. J. Hennigan;C. J. Hennigan;L. G. Huey

  • Effective rate constants and uptake coefficients for the reactions of organic molecular markers (n-alkanes, hopanes, and steranes) in motor oil and diesel primary organic aerosols with hydroxyl radicals.

    Andrew T. Lambe;Marissa A. Miracolo;Christopher J. Hennigan;Allen L. Robinson

  • Diagnosis of aged prescribed burning plumes impacting an urban area.

    Sangil Lee;Hyeon K. Kim;Bo Yan;Charles E. Cobb

  • Investigation of cloud condensation nuclei properties and droplet growth kinetics of the water-soluble aerosol fraction in Mexico City

    Luz T. Padró;Daniel Tkacik;Daniel Tkacik;Terry Lathem;Chris J. Hennigan;Chris J. Hennigan

  • Volatility of Organic Molecular Markers Used for Source Apportionment Analysis: Measurements and Implications for Atmospheric Lifetime

    Andrew A. May;Rawad Saleh;Christopher J. Hennigan;Neil M. Donahue

  • Unspeciated Organic Emissions From Combustion Sources And Their Influence On The Secondary Organic Aerosol Budget In The United States

    S. Jathar;T. Gordon;C. J. Hennigan;H. O. Pye

Frequent Co-Authors

Allen L. Robinson
Allen L. Robinson Colorado State University
Neil M. Donahue
Neil M. Donahue Carnegie Mellon University
Albert A. Presto
Albert A. Presto Carnegie Mellon University
Rodney J. Weber
Rodney J. Weber Georgia Institute of Technology
Amy P. Sullivan
Amy P. Sullivan Colorado State University
Athanasios Nenes
Athanasios Nenes École Polytechnique Fédérale de Lausanne
Spyros N. Pandis
Spyros N. Pandis University of Patras
Jeffrey L. Collett
Jeffrey L. Collett Colorado State University
Annmarie G. Carlton
Annmarie G. Carlton University of California, Irvine
Taehyoung Lee
Taehyoung Lee Hankuk University of Foreign Studies

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Related Online Degrees & Career Pathways

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By combining Environmental Sciences with these related degrees and career pathways, students can position themselves for a diverse array of sustainable and impactful professional roles.

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