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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 76 4331 3933 251 224 324 17384

Dwayne E. Heard publications per year

The chart shows the history of publications by Dwayne E. Heard between 1989 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Dwayne E. Heard published across 37 years, from 1989 to 2025, averaging 11.3 papers a year. Output peaked at 31 publications in 2017. 31 of the 417 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1989 to 2025. Vertical axis: number of publications, 0 to 31. Peak 31 publications in 2017. 1989: 1 publication 1990: 1 publication 1991: 7 publications 1992: 5 publications 1993: 1 publication 1994: 0 publications 1995: 1 publication 1996: 3 publications 1997: 5 publications 1998: 5 publications 1999: 4 publications 2000: 4 publications 2001: 7 publications 2002: 8 publications 2003: 8 publications 2004: 6 publications 2005: 13 publications 2006: 12 publications 2007: 13 publications 2008: 10 publications 2009: 9 publications 2010: 28 publications 2011: 10 publications 2012: 11 publications 2013: 20 publications 2014: 15 publications 2015: 16 publications 2016: 23 publications 2017: 31 publications 2018: 7 publications 2019: 10 publications 2020: 23 publications 2021: 19 publications 2022: 29 publications 2023: 21 publications 2024: 18 publications 2025: 13 publications
1989 2025

417 publications in total across all disciplines

View publications per year as a table
Dwayne E. Heard: publications per year, 1989 to 2025
Year Publications
1989 1
1990 1
1991 7
1992 5
1993 1
1994 0
1995 1
1996 3
1997 5
1998 5
1999 4
2000 4
2001 7
2002 8
2003 8
2004 6
2005 13
2006 12
2007 13
2008 10
2009 9
2010 28
2011 10
2012 11
2013 20
2014 15
2015 16
2016 23
2017 31
2018 7
2019 10
2020 23
2021 19
2022 29
2023 21
2024 18
2025 13
Total 417
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Dwayne E. Heard 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 Dwayne E. Heard sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 321–340 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 324 publications — 68th percentile

68% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643 324
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Dwayne E. Heard 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 Dwayne E. Heard sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 76–77 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 76 D-Index — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437 76
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Dwayne E. Heard is affiliated with the University of Leeds in the United Kingdom and has contributed extensively to the fields of Earth and Planetary Sciences and Environmental Science. Their research primarily focuses on Atmospheric Science, including several subfields such as Health, Toxicology and Mutagenesis, Global and Planetary Change, Atomic and Molecular Physics and Optics, and Spectroscopy.

The scientist has addressed multiple main topics within their work, notably:

  • Atmospheric chemistry and aerosols
  • Atmospheric Ozone and Climate
  • Air Quality and Health Impacts
  • Atmospheric and Environmental Gas Dynamics
  • Air Quality Monitoring and Forecasting
  • Spectroscopy and Laser Applications
  • Advanced Chemical Physics Studies

Their recent publications include:

  • "Evaluating the sensitivity of radical chemistry and ozone formation to ambient VOCs and NO x in Beijing" (2021), published in Atmospheric chemistry and physics
  • "Elevated levels of OH observed in haze events during wintertime in central Beijing" (2020), published in Atmospheric chemistry and physics
  • "Extensive field evidence for the release of HONO from the photolysis of nitrate aerosols" (2023), published in Science Advances
  • "In situ ozone production is highly sensitive to volatile organic compounds in Delhi, India" (2021), published in Atmospheric chemistry and physics
  • "Low-NO atmospheric oxidation pathways in a polluted megacity" (2021), published in Atmospheric chemistry and physics

Frequent collaborators include Lisa K. Whalley, James Lee, Eloise J. Slater, James R. Hopkins, and Freya Squires.

The scientist has been published multiple times in several key venues, including:

  • Faraday Discussions
  • Atmospheric chemistry and physics
  • The Journal of Physical Chemistry A
  • Atmospheric measurement techniques
  • Environmental Science Atmospheres

Additionally, Heard has contributed to academic books, such as the publication "Uniform Supersonic Flows in Chemical Physics" (2021) released by WORLD SCIENTIFIC (EUROPE) eBooks.

Best Publications

  • Halogens and their role in polar boundary-layer ozone depletion

    W. R. Simpson;R. von Glasow;K. Riedel;P. Anderson

  • An overview of snow photochemistry: evidence, mechanisms and impacts

    A. M. Grannas;A. E. Jones;J. Dibb;M. Ammann

  • Tropospheric OH and HO2 radicals: field measurements and model comparisons.

    Daniel Stone;Lisa K. Whalley;Dwayne E. Heard

  • Development of a detailed chemical mechanism (MCMv3.1) for the atmospheric oxidation of aromatic hydrocarbons

    C. Bloss;V. Wagner;M. E. Jenkin;R. Volkamer;R. Volkamer

  • Measurement of OH and HO2 in the Troposphere

    Dwayne E. Heard;Michael J. Pilling

  • Extensive halogen-mediated ozone destruction over the tropical Atlantic Ocean

    Katie A. Read;Anoop S. Mahajan;Lucy J. Carpenter;Mathew J. Evans

  • Accelerated chemistry in the reaction between the hydroxyl radical and methanol at interstellar temperatures facilitated by tunnelling

    Robin J. Shannon;Mark A. Blitz;Andrew Goddard;Dwayne E. Heard

  • On the photochemical production of new particles in the coastal boundary layer

    Colin O'Dowd;Gordon McFiggans;David J. Creasey;Liisa Pirjola

  • Quantifying the magnitude of a missing hydroxyl radical source in a tropical rainforest

    L. K. Whalley;P. M. Edwards;K. L. Furneaux;A. Goddard

  • The chemistry of OH and HO 2 radicals in the boundary layer over the tropical Atlantic Ocean

    L. K. Whalley;K. L. Furneaux;A. Goddard;J. D. Lee

  • Free radical modelling studies during the UK TORCH Campaign in summer 2003

    Katherine M. Emmerson;Katherine M. Emmerson;Nicola Carslaw;D.C. Carslaw;James D. Lee

  • OH and HO2 radical chemistry in a forested region of north-western Greece

    N Carslaw;D.J Creasey;D Harrison;D.E Heard

  • Detailed budget analysis of HONO in central London reveals a missing daytime source

    J. D. Lee;L. K. Whalley;D. E. Heard;D. Stone

  • Modeling OH, HO2, and RO2 radicals in the marine boundary layer: 1. Model construction and comparison with field measurements

    N. Carslaw;D. J. Creasey;D. E. Heard;A. C. Lewis

  • On the vertical distribution of boundary layer halogens over coastal Antarctica: implications for O 3 , HO x , NO x and the Hg lifetime

    A. Saiz-Lopez;A. Saiz-Lopez;J. M. C. Plane;A. S. Mahajan;P. S. Anderson

  • Measurement and modelling of air pollution and atmospheric chemistry in the U.K. West Midlands conurbation: Overview of the PUMA Consortium project

    R.M. Harrison;J. Yin;R.M. Tilling;X. Cai

  • Ozone photochemistry and elevated isoprene during the UK heatwave of August 2003

    James D. Lee;Alastair C. Lewis;Paul S. Monks;Mark Jacob

  • Direct evidence for a substantive reaction between the Criegee intermediate, CH2OO, and the water vapour dimer

    Tom R. Lewis;Mark A. Blitz;Dwayne E. Heard;Paul W. Seakins

  • Evaluating the sensitivity of radical chemistry and ozone formation to ambient VOCs and NO x in Beijing

    Lisa K. Whalley;Eloise J. Slater;Robert Woodward-Massey;Robert Woodward-Massey;Chunxiang Ye;Chunxiang Ye

  • The oxidative capacity of the troposphere: Coupling of field measurements of OH and a global chemistry transport model

    William J. Bloss;Mathew J. Evans;James D. Lee;Roberto Sommariva

  • Analytical techniques for atmospheric measurement

    Dwayne E. Heard

  • High levels of the hydroxyl radical in the winter urban troposphere

    D. E. Heard;L. J. Carpenter;L. J. Carpenter;D. J. Creasey;J. R. Hopkins;J. R. Hopkins

  • Elevated levels of OH observed in haze events during wintertime in central Beijing

    Eloise J. Slater;Lisa K. Whalley;Robert Woodward-Massey;Robert Woodward-Massey;Chunxiang Ye;Chunxiang Ye

Frequent Co-Authors

James D. Lee
James D. Lee University of York
Michael J. Pilling
Michael J. Pilling University of Leeds
Mark A. Blitz
Mark A. Blitz University of Leeds
Alastair C. Lewis
Alastair C. Lewis University of York
William J. Bloss
William J. Bloss University of Birmingham
James R. Hopkins
James R. Hopkins University of York
Paul W. Seakins
Paul W. Seakins University of Leeds
John M. C. Plane
John M. C. Plane University of Leeds
Paul S. Monks
Paul S. Monks University of Leicester
Jacqueline F. Hamilton
Jacqueline F. Hamilton University of York

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