World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
42
Citations
7280
World Ranking
7371
National Ranking
471

Ralf Koppmann 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 Ralf Koppmann 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: 154 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Ralf Koppmann 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 Ralf Koppmann 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: 42 D-Index — 25th percentile

25% of scientists in this discipline score the same or lower.

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

Overview

Ralf Koppmann is affiliated with the University of Wuppertal in Germany. Their research focuses primarily on Environmental Science and Earth and Planetary Sciences, with significant contributions in Atmospheric Science and Global and Planetary Change. Their work also encompasses subfields such as Spectroscopy, Health, Toxicology and Mutagenesis, and Atomic and Molecular Physics, and Optics.

The scientist has authored multiple papers published in notable venues. Recent papers include:

  • Overview: On the transport and transformation of pollutants in the outflow of major population centres - observational data from the EMeRGe European intensive operational period in summer 2017, 2022, Atmospheric chemistry and physics
  • Thermally stable monolithic Doppler asymmetric spatial heterodyne interferometer: optical design and laboratory performance, 2020, Optics Express
  • Modeling and correction of fringe patterns in Doppler asymmetric spatial heterodyne interferometry, 2022, Applied Optics
  • Very long-period oscillations in the atmosphere (0-110 km), 2021, Atmospheric chemistry and physics
  • GRIPS-HI, a novel spectral imager for ground based measurements of mesopause temperatures, 2021, tm - Technisches Messen

The frequent co-authors who have collaborated with Koppmann include:

  • Peter Knieling
  • Christoph Kalicinsky
  • Martin Kaufmann
  • F. Olschewski
  • Daikang Wei

Koppmann's work is often published in specific venues, with a particular concentration in:

  • Atmospheric chemistry and physics
  • Optics Express
  • Applied Optics
  • tm - Technisches Messen
  • Atmospheric measurement techniques

The main research topics addressed include:

  • Atmospheric Ozone and Climate
  • Climate variability and models
  • Spectroscopy and Laser Applications
  • Atmospheric and Environmental Gas Dynamics
  • Atmospheric chemistry and aerosols
  • Air Quality and Health Impacts
  • Advanced Frequency and Time Standards

Best Publications

  • A review of biomass burning emissions part III: intensive optical properties of biomass burning particles

    J. S. Reid;T. F. Eck;S. A. Christopher;R. Koppmann

  • Daytime formation of nitrous acid: A major source of OH radicals in a forest

    Jörg Kleffmann;Traian Gavriloaiei;Andreas Hofzumahaus;Frank Holland

  • Volatile Organic Compounds in the Atmosphere

    Ralf Koppmann

  • A review of biomass burning emissions, part I: gaseous emissions of carbon monoxide, methane, volatile organic compounds, and nitrogen containing compounds

    R. Koppmann;R. Koppmann;K. von Czapiewski;J. S. Reid

  • Methyl Halide Emissions from Savanna Fires in Southern Africa

    M. O. Andreae;E. Atlas;G. W. Harris;G. W. Harris;G. Helas

  • Volatile organic compounds in the exhaled breath of young patients with cystic fibrosis

    Barker M;Hengst M;Schmid J;Buers Hj

  • The budgets of ethane and tetrachloroethene: Is there evidence for an impact of reactions with chlorine atoms in the troposphere?

    J. Rudolph;R. Koppmann;Ch. Plass-Dülmer

  • Monoterpene emissions from Scots pine (Pinus sylvestris): Field studies of emission rate variabilities

    M. Komenda;R. Koppmann

  • Light nonmethane hydrocarbons in seawater

    C. Plass-Dülmer;R. Koppmann;M. Ratte;J. Rudolph

  • Volatile organic compound emissions from Scots pine: Mechanisms and description by algorithms

    Min Shao;Kristin V. Czapiewski;Arnd C. Heiden;Klaus Kobel

  • Technical Note: Intercomparison of formaldehyde measurements at the atmosphere simulation chamber SAPHIR

    A. Wisthaler;E. C. Apel;J. Bossmeyer;A. Hansel

  • Toluene emissions from plants

    A. C. Heiden;K. Kobel;M. Komenda;R. Koppmann

  • Diurnal and seasonal variation of monoterpene and sesquiterpene emissions from Scots pine ( Pinus sylvestris L.)

    C. Holzke;T. Hoffmann;L. Jaeger;R. Koppmann

  • Hydrocarbon measurements during tropospheric ozone depletion events : Evidence for halogen atom chemistry

    B. Ramacher;J. Rudolph;R. Koppmann

  • Long‐term trends and solar cycle variations of mesospheric temperature and dynamics

    D. Offermann;P. Hoffmann;P. Knieling;R. Koppmann

  • Field study of the emissions of methyl chloride and other halocarbons from biomass burning in Western Africa

    J. Rudolph;A. Khedim;R. Koppmann;B. Bonsang

  • Distribution of methylchloride, dichloromethane, trichloroethene and tetrachloroethene over the north and south Atlantic

    R. Koppmann;F. J. Johnen;C. Plass-Dülmer;J. Rudolph

  • Product study of the reaction of OH radicals with isoprene in the atmosphere simulation chamber SAPHIR

    M. Karl;H.-P. Dorn;F. Holland;R. Koppmann

  • Joint modelling of obstacle induced and mesoscale changes—Current limits and challenges

    K. Heinke Schlünzen;David Grawe;Sylvia I. Bohnenstengel;Ingo Schlüter

  • Simulation chamber investigation of the reactions of ozone with short-chained alkenes

    Robert Wegener;Theo Brauers;Ralf Koppmann;Ralf Koppmann;Sonia Rodríguez Bares

Frequent Co-Authors

Jochen Rudolph
Jochen Rudolph Keele University
Theo Brauers
Theo Brauers Forschungszentrum Jülich
Wolfgang Steinbrecht
Wolfgang Steinbrecht German Meteorological Service
Franz Rohrer
Franz Rohrer Forschungszentrum Jülich
Armin Wisthaler
Armin Wisthaler University of Oslo
Armin Hansel
Armin Hansel University of Innsbruck
Ralf Tillmann
Ralf Tillmann Forschungszentrum Jülich
Andreas Hofzumahaus
Andreas Hofzumahaus Forschungszentrum Jülich
Andreas Wahner
Andreas Wahner Forschungszentrum Jülich
Martin Riese
Martin Riese Forschungszentrum Jülich

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