World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
54
Citations
13622
World Ranking
2645
National Ranking
291

Chemistry

D-Index
49
Citations
13602
World Ranking
14638
National Ranking
819

David Rickard publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where David Rickard sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 185 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

David Rickard D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where David Rickard sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 54 D-Index — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

David Rickard is affiliated with Cardiff University in the United Kingdom and has made contributions across several scientific disciplines, particularly within Earth and Planetary Sciences, Engineering, and Environmental Science.

Their research spans multiple subfields including Mechanics of Materials, Paleontology, Biomedical Engineering, Water Science and Technology, and Materials Chemistry. Key topics addressed in their work include:

  • Paleontology and Stratigraphy of Fossils
  • Metal Extraction and Bioleaching
  • Minerals Flotation and Separation Techniques
  • Hydrocarbon exploration and reservoir analysis
  • Mine drainage and remediation techniques
  • Mineralogy and Gemology Studies
  • Geology and Paleoclimatology Research

David Rickard has published research in several academic venues including:

  • Geochimica et Cosmochimica Acta
  • American Journal of Science
  • American Mineralogist
  • Corrosion Science
  • Acta Crystallographica Section C Structural Chemistry

Recent papers authored or co-authored by David Rickard include:

  • "Multiple sulfur isotopes discriminate organoclastic and methane-based sulfate reduction by sub-seafloor pyrite formation" (2021), published in Geochimica et Cosmochimica Acta
  • "Sedimentary Greigite Formation" (2024), published in American Journal of Science
  • "The composition of mackinawite" (2023), published in American Mineralogist
  • "Molecular mechanism of the sulfide corrosion of α-iron" (2024), published in Corrosion Science
  • "Antimony, Gold and Jupiter's Wolf" (2020), published in Acta Crystallographica Section C Structural Chemistry

Their collaborative research network includes frequent co-authors such as James B. Murowchick, Anthony Oldroyd, Jiarui Liu, André Pellerin, and Jiasheng Wang.

In book publications, David Rickard has contributed to works published by Oxford University Press, including the book titled "Framboids" (2021), which has been cited in related scientific literature.

Best Publications

  • Chemistry of iron sulfides.

    David Terence Rickard;George W. Luther

  • The chemistry of the hydrogen sulfide and iron sulfide systems in natural waters

    John W. Morse;Frank J. Millero;Jeffrey C. Cornwell;David Rickard

  • Kinetics of pyrite formation by the H2S oxidation of iron (II) monosulfide in aqueous solutions between 25 and 125°C: The rate equation

    David Rickard;George W. Luther

  • Acid volatile sulfide (AVS)

    David Terence Rickard;John W. Morse

  • Kinetics and mechanism of pyrite formation at low temperatures

    DT Rickard

  • Framboidal pyrite formation via the oxidation of iron (II) monosulfide by hydrogen sulphide

    Ian B. Butler;David Rickard

  • Determination of natural Cu-isotope variation by plasma-source mass spectrometry: implications for use as geochemical tracers

    X.K. Zhu;R.K. O'Nions;Y. Guo;N.S. Belshaw

  • Kinetics of FeS precipitation: Part 1. Competing reaction mechanisms

    David Rickard

  • Removal of dissolved oxygen from water: A comparison of four common techniques.

    Ian.B. Butler;Martin A.A. Schoonen;David T. Rickard

  • The solubility of FeS

    David Rickard

  • Temperature dependence of calcite dissolution kinetics between 1 and 62°C at pH 2.7 to 8.4 in aqueous solutions

    E.Lennart Sjöberg;David T. Rickard

  • The structure of disordered mackinawite

    Mariëtte Wolthers;Sjierk J. Van der Gaast;David Rickard

  • Experimental syntheses of framboids—a review

    Hiroaki Ohfuji;David Rickard

  • The chemistry of iron sulphide formation at low temperatures

    David Rickard

  • Experimental study of the copper isotope fractionation between aqueous Cu(II) and covellite, CuS

    S. Ehrlich;I. Butler;L. Halicz;David Terence Rickard

  • Arsenic mobility in the ambient sulfidic environment: Sorption of arsenic(V) and arsenic(III) onto disordered mackinawite

    M. Wolthers;Laurent Charlet;C.H. van der Weijden;P.R. van der Linde

  • Metal sulfide cluster complexes and their biogeochemical importance in the environment

    George W. Luther;David Terence Rickard

  • Fe isotope fractionation on FeS formation in ambient aqueous solution

    Ian B. Butler;Corey Archer;Derek Vance;Anthony Oldroyd

  • The origin of framboids

    David T Rickard

  • Calcite dissolution kinetics: Surface speciation and the origin of the variable pH dependence

    E.Lennart Sjöberg;David T. Rickard

Frequent Co-Authors

Ian B. Butler
Ian B. Butler University of Edinburgh
George W. Luther
George W. Luther University of Delaware
Anthony E. Fallick
Anthony E. Fallick University of Glasgow
Rob M. Ellam
Rob M. Ellam Tianjin University
John W. Morse
John W. Morse Texas A&M University
Derek Vance
Derek Vance ETH Zurich
Chris J. Hawkesworth
Chris J. Hawkesworth University of Bristol
Dianne Edwards
Dianne Edwards Cardiff University
David A. C. Manning
David A. C. Manning Newcastle University
Ludwik Halicz
Ludwik Halicz University of Oxford

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Related Online Degrees & Career Pathways

Exploring Earth Science opens doors to diverse career pathways, including environmental consulting, geology, and research roles. Many students complement their science background with additional online degrees to enhance their skills and marketability. For example, those interested in creativity and communication might pursue an online mfa degree, which offers training in visual and literary arts relevant to scientific outreach.

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For seniors looking to upskill quickly, there are options like a one year degree for seniors, which provides accessible pathways to obtain relevant knowledge without long-term commitments. Additionally, those inclined toward information science can explore ala accredited mls programs, ideal for careers managing scientific data and libraries that support Earth Science research.

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