World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
50
Citations
7654
World Ranking
5078
National Ranking
1865

Harald Stark 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 Harald Stark 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: 115 publications — 21st percentile

21% of scientists in this discipline score the same or lower.

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

Harald Stark 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 Harald Stark 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: 50 D-Index — 50th percentile

50% of scientists in this discipline score the same or lower.

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

Overview

Harald Stark is affiliated with the University of Colorado Boulder in the United States. Their research primarily focuses on environmental sciences, particularly within the subfields of atmospheric science, health, toxicology and mutagenesis, global and planetary change, environmental engineering, and pulmonary and respiratory medicine.

The scientist's work covers several main topics including atmospheric chemistry and aerosols, air quality and health impacts, atmospheric aerosols and clouds, air quality monitoring and forecasting, atmospheric ozone and climate, indoor air quality and microbial exposure, and atmospheric and environmental gas dynamics.

Harald Stark frequently publishes in venues such as Atmospheric Chemistry and Physics, Atmospheric Measurement Techniques, Environmental Science & Technology, ACS Earth and Space Chemistry, and OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information).

Notable recent papers include:

  • Chemical characterization of secondary organic aerosol at a rural site in the southeastern US: insights from simultaneous high-resolution time-of-flight aerosol mass spectrometer (HR-ToF-AMS) and FIGAERO chemical ionization mass spectrometer (CIMS) measurements, 2020, Atmospheric Chemistry and Physics
  • Predictions of the glass transition temperature and viscosity of organic aerosols from volatility distributions, 2020, Atmospheric Chemistry and Physics
  • Evaluation of the chemical composition of gas- and particle-phase products of aromatic oxidation, 2020, Atmospheric Chemistry and Physics
  • Real-time organic aerosol chemical speciation in the indoor environment using extractive electrospray ionization mass spectrometry, 2020, Indoor Air
  • Airborne extractive electrospray mass spectrometry measurements of the chemical composition of organic aerosol, 2021, Atmospheric Measurement Techniques

Their frequent co-authors include:

  • J. L. Jiménez
  • Manjula R. Canagaratna
  • Douglas A. Day
  • Jordan Krechmer
  • E. C. Browne

Harald Stark's research contributes to multiple aspects of environmental science with a focus on the chemical and physical characterization of aerosols and air quality. Their publications often address both indoor and outdoor atmospheric environments, utilizing advanced mass spectrometry techniques to elucidate aerosol composition and dynamics.

Best Publications

  • High levels of nitryl chloride in the polluted subtropical marine boundary layer

    Hans D. Osthoff;Hans D. Osthoff;Hans D. Osthoff;James M. Roberts;A. R. Ravishankara;A. R. Ravishankara;Eric J. Williams;Eric J. Williams

  • Organic aerosol formation in urban and industrial plumes near Houston and Dallas, Texas

    R. Bahreini;R. Bahreini;B. Ervens;B. Ervens;A. M. Middlebrook;C. Warneke;C. Warneke

  • Characteristics, sources, and transport of aerosols measured in spring 2008 during the aerosol, radiation, and cloud processes affecting Arctic Climate (ARCPAC) Project

    C. A. Brock;J. Cozic;J. Cozic;R. Bahreini;R. Bahreini;K. D. Froyd;K. D. Froyd

  • 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

  • Gasoline emissions dominate over diesel in formation of secondary organic aerosol mass

    R. Bahreini;R. Bahreini;A. M. Middlebrook;J. A. de Gouw;J. A. de Gouw;C. Warneke;C. Warneke

  • 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

  • Impact of Thermal Decomposition on Thermal Desorption Instruments: Advantage of Thermogram Analysis for Quantifying Volatility Distributions of Organic Species.

    Harald Stark;Harald Stark;Reddy L. N. Yatavelli;Reddy L. N. Yatavelli;Samantha L. Thompson;Samantha L. Thompson;Hyungu Kang;Hyungu Kang

  • Comparison of daytime and nighttime oxidation of biogenic and anthropogenic VOCs along the New England coast in summer during New England Air Quality Study 2002

    C. Warneke;C. Warneke;J. A. de Gouw;J. A. de Gouw;P. D. Goldan;W. C. Kuster

  • Simultaneous in situ detection of atmospheric NO3 and N2O5 via cavity ring-down spectroscopy

    Steven S. Brown;Harald Stark;Steven J. Ciciora;Richard J. McLaughlin

  • Nighttime removal of NOx in the summer marine boundary layer

    S. S. Brown;S. S. Brown;J. E. Dibb;H. Stark;H. Stark;M. Aldener;M. Aldener

  • Nitrogen oxides in the nocturnal boundary layer: Simultaneous in situ measurements of NO3, N2O5, NO2, NO, and O3

    Steven S. Brown;Steven S. Brown;Harald Stark;Harald Stark;Thomas B. Ryerson;Eric J. Williams

  • Vertically resolved measurements of nighttime radical reservoirs in Los Angeles and their contribution to the urban radical budget.

    Cora J. Young;Cora J. Young;Rebecca A. Washenfelder;Rebecca A. Washenfelder;James M. Roberts;Levi H. Mielke

  • Methods to extract molecular and bulk chemical information from series of complex mass spectra with limited mass resolution

    Harald Stark;Harald Stark;Reddy L.N. Yatavelli;Reddy L.N. Yatavelli;Samantha L. Thompson;Samantha L. Thompson;Joel R. Kimmel

  • Applicability of the steady state approximation to the interpretation of atmospheric observations of NO3 and N2O5

    Steven S. Brown;Steven S. Brown;Harald Stark;Harald Stark;A. R. Ravishankara;A. R. Ravishankara

  • Atmospheric emissions from the Deepwater Horizon spill constrain air‐water partitioning, hydrocarbon fate, and leak rate

    T. B. Ryerson;K. C. Aikin;K. C. Aikin;W. M. Angevine;W. M. Angevine;E. L. Atlas

  • Non-OH chemistry in oxidation flow reactors for the study of atmospheric chemistry systematically examined by modeling

    Zhe Peng;Zhe Peng;Douglas A. Day;Douglas A. Day;Amber Marie Ortega;Amber Marie Ortega;Amber Marie Ortega;Brett Brian Palm;Brett Brian Palm

  • Secondary formation of nitrated phenols: insights from observations during the Uintah Basin Winter Ozone Study (UBWOS) 2014

    Bin Yuan;Bin Yuan;John Liggio;Jeremy Wentzell;Shao-Meng Li

  • HO x radical chemistry in oxidation flow reactors with low-pressure mercury lamps systematically examined by modeling

    Z. Peng;Z. Peng;D. A. Day;D. A. Day;H. Stark;H. Stark;R. Li;R. Li;R. Li

  • The glyoxal budget and its contribution to organic aerosol for Los Angeles, California, during CalNex 2010

    R. A. Washenfelder;R. A. Washenfelder;C. J. Young;C. J. Young;S. S. Brown;W. M. Angevine;W. M. Angevine

  • Biogenic emission measurement and inventories determination of biogenic emissions in the eastern United States and Texas and comparison with biogenic emission inventories

    C. Warneke;C. Warneke;J. A. de Gouw;J. A. de Gouw;L. Del Negro;J. Brioude;J. Brioude

  • Time-Resolved Measurements of Indoor Chemical Emissions, Deposition, and Reactions in a University Art Museum

    Demetrios Pagonis;Derek J. Price;Lucas B. Algrim;Douglas A. Day

  • Reactivity and loss mechanisms of NO3 and N2O5 in a polluted marine environment : Results from in situ measurements during New England Air Quality Study 2002

    Mattias Aldener;Mattias Aldener;Steven S. Brown;Harald Stark;Harald Stark;Eric J. Williams;Eric J. Williams

Frequent Co-Authors

Steven S. Brown
Steven S. Brown National Oceanic and Atmospheric Administration
Jose L. Jimenez
Jose L. Jimenez University of Colorado Boulder
Carsten Warneke
Carsten Warneke National Oceanic and Atmospheric Administration
A. R. Ravishankara
A. R. Ravishankara Colorado State University
Douglas A. Day
Douglas A. Day University of Colorado Boulder
Jordan E. Krechmer
Jordan E. Krechmer Cooperative Institute for Research in Environmental Sciences
Fred C. Fehsenfeld
Fred C. Fehsenfeld Cooperative Institute for Research in Environmental Sciences
Brian M. Lerner
Brian M. Lerner Aerodyne Research
John S. Holloway
John S. Holloway National Oceanic and Atmospheric Administration

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