World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
57
Citations
12207
World Ranking
3438
National Ranking
1318

Delphine K. Farmer 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 Delphine K. Farmer 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: 282 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: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 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 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 218 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

Delphine K. Farmer 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 Delphine K. Farmer 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: 198 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: 20 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: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 57 D-Index — 65th percentile

65% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

Delphine K. Farmer is affiliated with Colorado State University in the United States. Their research spans multiple areas within environmental and earth sciences, primarily focusing on atmospheric chemistry and aerosols, air quality, and related health impacts.

The main fields of study for Farmer include Environmental Science and Earth and Planetary Sciences. More specifically, their work covers subfields such as Health, Toxicology and Mutagenesis; Atmospheric Science; Global and Planetary Change; Environmental Engineering; and Plant Science.

Key topics in Farmer's research center around Atmospheric chemistry and aerosols, Air Quality and Health Impacts, Indoor Air Quality and Microbial Exposure, Atmospheric aerosols and clouds, Air Quality Monitoring and Forecasting, Atmospheric Ozone and Climate, and Fire effects on ecosystems.

Frequent coauthors collaborating with Farmer include Marina E. Vance, Lauren A. Garofalo, Jonathan P. D. Abbatt, Allen H. Goldstein, and Matson A. Pothier.

Farmer has published extensively in several notable scientific venues. The most frequent publication outlets are Environmental Science & Technology, Environmental Science Processes & Impacts, Journal of Geophysical Research Atmospheres, ACS Earth and Space Chemistry, and Geophysical Research Letters.

Among Farmer's recent publications are:

  • Quantification of organic aerosol and brown carbon evolution in fresh wildfire plumes, 2020, Proceedings of the National Academy of Sciences
  • The complex chemical effects of COVID-19 shutdowns on air quality, 2020, Nature Chemistry
  • Indoor Particulate Matter during HOMEChem: Concentrations, Size Distributions, and Exposures, 2020, Environmental Science & Technology
  • Dry Deposition of Ozone Over Land: Processes, Measurement, and Modeling, 2020, Reviews of Geophysics
  • Revisiting particle dry deposition and its role in radiative effect estimates, 2020, Proceedings of the National Academy of Sciences

Best Publications

  • Rainforest Aerosols as Biogenic Nuclei of Clouds and Precipitation in the Amazon

    U. Pöschl;S. T. Martin;B. Sinha;Q. Chen

  • Effects of aging on organic aerosol from open biomass burning smoke in aircraft and laboratory studies

    M. J. Cubison;M. J. Cubison;A. M. Ortega;A. M. Ortega;P. L. Hayes;P. L. Hayes;D. K. Farmer;D. K. Farmer

  • Response of an aerosol mass spectrometer to organonitrates and organosulfates and implications for atmospheric chemistry

    D. K. Farmer;A. Matsunaga;K. S. Docherty;J. D. Surratt

  • A simplified description of the evolution of organic aerosol composition in the atmosphere

    C. L. Heald;J. H. Kroll;J. L. Jimenez;K. S. Docherty

  • Cloud condensation nuclei in pristine tropical rainforest air of Amazonia: size-resolved measurements and modeling of atmospheric aerosol composition and CCN activity

    S. S. Gunthe;S. M. King;D. Rose;Q. Chen

  • A large and ubiquitous source of atmospheric formic acid

    D. B. Millet;M. Baasandorj;D. K. Farmer;J. A. Thornton

  • Quantification of organic aerosol and brown carbon evolution in fresh wildfire plumes

    Brett B. Palm;Qiaoyun Peng;Carley D. Fredrickson;Ben H. Lee

  • Atmospheric processes and their controlling influence on cloud condensation nuclei activity.

    Delphine K. Farmer;Christopher D. Cappa;Sonia M. Kreidenweis

  • Overview of HOMEChem: House Observations of Microbial and Environmental Chemistry

    D. K. Farmer;M. E. Vance;J. P. D. Abbatt;A. Abeleira

  • Indoor Particulate Matter during HOMEChem: Concentrations, Size Distributions, and Exposures.

    Sameer Patel;Sumit Sankhyan;Erin K. Boedicker;Peter F. DeCarlo

  • The complex chemical effects of COVID-19 shutdowns on air quality.

    Jesse H. Kroll;Colette L. Heald;Christopher D. Cappa;Delphine K. Farmer

  • An overview of the Amazonian Aerosol Characterization Experiment 2008 (AMAZE-08)

    S. T. Martin;M. O. Andreae;D. Althausen;P. Artaxo

  • Emission and evolution of submicron organic aerosol in smoke from wildfires in the western United States

    Lauren A. Garofalo;Matson A. Pothier;Ezra J. T. Levin;Teresa Campos

  • Mass spectral characterization of submicron biogenic organic particles in the Amazon Basin

    Q. Chen;D. K. Farmer;J. Schneider;S. R. Zorn

  • Acidity across the interface from the ocean surface to sea spray aerosol

    Kyle J. Angle;Daniel R. Crocker;Rebecca M. C. Simpson;Kathryn J. Mayer

  • Surface reservoirs dominate dynamic gas-surface partitioning of many indoor air constituents.

    Chen Wang;Douglas B. Collins;Douglas B. Collins;Caleb Arata;Allen H. Goldstein

  • Dry Deposition of Ozone over Land: Processes, Measurement, and Modeling.

    Olivia E. Clifton;Arlene M. Fiore;William J. Massman;Colleen B. Baublitz

  • Revisiting particle dry deposition and its role in radiative effect estimates

    Ethan W Emerson;Anna L Hodshire;Holly M DeBolt;Kelsey R Bilsback

  • Thermodynamic characterization of Mexico City aerosol during MILAGRO 2006

    C. Fountoukis;C. Fountoukis;A. Nenes;A. Sullivan;A. Sullivan;R. Weber

  • Evidence for a significant proportion of Secondary Organic Aerosol from isoprene above a maritime tropical forest

    N. H. Robinson;J. F. Hamilton;J. D. Allan;Ben Langford

  • Hazardous Air Pollutants in Fresh and Aged Western US Wildfire Smoke and Implications for Long-Term Exposure

    Katelyn O'Dell;Rebecca S Hornbrook;Wade Permar;Ezra J T Levin

  • Eddy covariance measurements with high-resolution time-of-flight aerosol mass spectrometry: a new approach to chemically resolved aerosol fluxes

    D. K. Farmer;J. R. Kimmel;G. Phillips;K. S. Docherty

Frequent Co-Authors

Jose L. Jimenez
Jose L. Jimenez University of Colorado Boulder
Jeffrey R. Pierce
Jeffrey R. Pierce Colorado State University
Allen H. Goldstein
Allen H. Goldstein University of California, Berkeley
Emily V. Fischer
Emily V. Fischer Colorado State University
Qi Chen
Qi Chen Peking University
Ilana B. Pollack
Ilana B. Pollack Colorado State University
Peter F. DeCarlo
Peter F. DeCarlo Johns Hopkins University
Joel A. Thornton
Joel A. Thornton University of Washington
Alex Guenther
Alex Guenther University of California, Irvine
Scot T. Martin
Scot T. Martin Harvard University

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