World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
42
Citations
5494
World Ranking
5357
National Ranking
575

Helen M. Williams 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 Helen M. Williams sits on this spectrum.

38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38 publications 603+

This scientist: 106 publications — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

Helen M. Williams 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 Helen M. Williams sits on this spectrum.

30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 42 D-Index — 44th percentile

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

The last bar groups every scientist with 106 D-Index or more.

Overview

Helen M. Williams is affiliated with the University of Cambridge in the United Kingdom and has contributed extensively to the field of Earth and Planetary Sciences. Their research spans multiple subfields including Geophysics, Astronomy and Astrophysics, Geochemistry and Petrology, Paleontology, and Inorganic Chemistry.

The scientist's main topics of work cover a broad range of geological and geochemical subjects. These include:

  • Geological and Geochemical Analysis
  • Earthquake and Tectonic Studies
  • High-Pressure Geophysics and Materials
  • Paleontology and Stratigraphy of Fossils
  • Geochemistry and Elemental Analysis
  • Astro and Planetary Science
  • Radioactive Element Chemistry and Processing

Williams has published research in several frequent venues. The most common publication outlets include:

  • Geochimica et Cosmochimica Acta
  • Science Advances
  • Earth and Planetary Science Letters
  • Goldschmidt2021 abstracts
  • Earth-Science Reviews

Recent publications by Helen M. Williams focus on isotopic and elemental studies of volcanic and basaltic materials, including the following papers:

  • Molybdenum isotope ratios in Izu arc basalts: The control of subduction zone fluids on compositional variations in arc volcanic systems, 2020, Geochimica et Cosmochimica Acta
  • Novel insights from Fe-isotopes into the lithological heterogeneity of Ocean Island Basalts and plume-influenced MORBs, 2020, Earth and Planetary Science Letters
  • Global trends in novel stable isotopes in basalts: Theory and observations, 2021, Geochimica et Cosmochimica Acta
  • Heavy δ57Fe in ocean island basalts: A non-unique signature of processes and source lithologies in the mantle, 2020, Geochimica et Cosmochimica Acta
  • Amphibole control on copper systematics in arcs: Insights from the analysis of global datasets, 2021, Geochimica et Cosmochimica Acta

The scientist has collaborated frequently with other researchers in the field. Prominent coauthors include:

  • Oliver Shorttle
  • Simon Matthews
  • Caroline Soderman
  • Frances E. Jenner
  • Marc-Alban Millet

Best Publications

  • Age and composition of dikes in Southern Tibet: new constraints on the timing of east-west extension and its relationship to postcollisional volcanism

    Helen Williams;Simon Turner;Simon Kelley;Nigel Harris

  • Nature of the source regions for post-collisional, potassic magmatism in Southern and Northern Tibet from geochemical variations and inverse trace element modelling

    H. M. Williams;S. P. Turner;Julian A. Pearce;S. P. Kelley

  • Systematic iron isotope variations in mantle rocks and minerals: The effects of partial melting and oxygen fugacity

    Helen M. Williams;A.H. Peslier;C.A. McCammon;Alex N. Halliday;Alex N. Halliday

  • Iron isotope fractionation and the oxygen fugacity of the mantle

    Helen M. Williams;Catherine A. McCammon;Anne H. Peslier;Alex N. Halliday

  • Iron isotope tracing of mantle heterogeneity within the source regions of oceanic basalts

    Helen M. Williams;Michael Bizimis

  • Silicon isotope fractionation during magmatic differentiation

    Paul S. Savage;R. Bastian Georg;Helen M. Williams;Kevin W. Burton

  • Silicon isotope homogeneity in the mantle

    P.S. Savage;R.B Georg;R.M.G. Armytage;H.M. Williams

  • Silicon isotopes in lunar rocks: Implications for the Moon’s formation and the early history of the Earth

    R.M.G. Armytage;R.B. Georg;H.M. Williams;A.N. Halliday

  • Silicon isotopes in meteorites and planetary core formation

    R.M.G. Armytage;R.B. Georg;R.B. Georg;P.S. Savage;H.M. Williams

  • Isotopic evidence for iron mobility during subduction

    B. Debret;B. Debret;Marc-Alban Millet;M. L. Pons;M. L. Pons;P. Bouilhol

  • Titanium stable isotope investigation of magmatic processes on the Earth and Moon

    Marc-Alban Millet;Marc-Alban Millet;Nicolas Dauphas;Nicolas D. Greber;Kevin W. Burton

  • Fractionation of oxygen and iron isotopes by partial melting processes : implications for the interpretation of stable isotope signatures in mafic rocks

    Helen M. Williams;Helen M. Williams;Sune G. Nielsen;Sune G. Nielsen;Christophe Renac;William L. Griffin

  • The silicon isotope composition of the upper continental crust.

    Paul S. Savage;Paul S. Savage;R. Bastian Georg;Helen M. Williams;Alex N. Halliday

  • Nickel isotopic compositions of ferromanganese crusts and the constancy of deep ocean inputs and continental weathering effects over the Cenozoic

    L. Gall;H. M. Williams;H. M. Williams;Christopher Siebert;Christopher Siebert;A. N. Halliday

  • Zinc isotope evidence for sulfate-rich fluid transfer across subduction zones

    Marie-Laure Pons;Baptiste Pierre Debret;Pierre Bouilhol;Adélie Delacour

  • Extensive crustal extraction in Earth’s early history inferred from molybdenum isotopes

    Alex J. McCoy-West;Alex J. McCoy-West;Priyadarshi Chowdhury;Kevin W. Burton;Paolo Sossi

  • The silicon isotope composition of granites

    Paul S Savage;R Bastian Georg;Helen M Williams;Simon P Turner

  • The Fe and Zn isotope composition of deep mantle source regions: Insights from Baffin Island picrites

    Alex J. McCoy-West;Alex J. McCoy-West;J. Godfrey Fitton;Marie Laure Pons;Marie Laure Pons;Edward C. Inglis

  • Ferromanganese crusts as archives of deep water Cd isotope compositions

    T. J. Horner;M. Schönbächler;M. Rehkämper;S. G. Nielsen

  • The behavior of iron and zinc stable isotopes accompanying the subduction of mafic oceanic crust: A case study from Western Alpine ophiolites

    Edward C. Inglis;Baptiste Debret;Kevin W. Burton;Marc-Albarn Millet

  • Fe isotope fractionation in iron meteorites: New insights into metal-sulphide segregation and planetary accretion

    Helen M. Williams;Helen M. Williams;Agnès Markowski;Ghylaine Quitté;Alex N. Halliday;Alex N. Halliday

Frequent Co-Authors

Alex N. Halliday
Alex N. Halliday Lamont-Doherty Earth Observatory
Kevin W. Burton
Kevin W. Burton Durham University
Sune G. Nielsen
Sune G. Nielsen Woods Hole Oceanographic Institution
Catherine McCammon
Catherine McCammon University of Bayreuth
William L. Griffin
William L. Griffin Macquarie University
Norman J. Pearson
Norman J. Pearson Macquarie University
Simon Turner
Simon Turner Macquarie University
Mark Rehkämper
Mark Rehkämper Imperial College London
Sophie Opfergelt
Sophie Opfergelt Université Catholique de Louvain

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