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Earth Science
USA
2026

D-Index & Metrics

Earth Science

D-Index
110
Citations
47697
World Ranking
72
National Ranking
34

John W. Valley 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 John W. Valley 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: 682 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

John W. Valley 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 John W. Valley 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: 110 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Earth Science in United States Leader Award
  • 2025 - Research.com Earth Science in United States Leader Award
  • 2019 - Arthur L. Day Medal, The Geological Society of America
  • 2019 - Member of the National Academy of Sciences
  • 2016 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 2011 - Geochemistry Fellow Honor, Geochemical Society and the European Association of Geochemistry
  • 2007 - Fellow of American Geophysical Union (AGU)
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America
  • Fellow of the Geological Society of America

Overview

John W. Valley is affiliated with the University of Wisconsin-Madison in the United States and has an extensive research portfolio primarily in Earth and Planetary Sciences. Their work is focused on several subfields, including Geophysics, Paleontology, Atmospheric Science, Artificial Intelligence, and Ecology.

The main topics covered by their research include:

  • Geological and Geochemical Analysis
  • Earthquake and Tectonic Studies
  • Paleontology and Stratigraphy of Fossils
  • Geology and Paleoclimatology Research
  • High-pressure Geophysics and Materials
  • Geochemistry and Geologic Mapping
  • Isotope Analysis in Ecology

John W. Valley has published numerous papers across several established venues. The most frequent publication outlets include:

  • Abstracts with programs - Geological Society of America
  • American Mineralogist
  • Journal of Petrology
  • Geochimica et Cosmochimica Acta
  • Chemical Geology

The following is a selection of recent papers authored or coauthored by Valley, demonstrating the range and focus of their research:

  • "Destabilization of Long-Lived Hadean Protocrust and the Onset of Pervasive Hydrous Melting at 3.8 Ga," 2022, AGU Advances
  • "Large isotopic variability at the micron-scale in 'Shuram' excursion carbonates from South Australia," 2020, Earth and Planetary Science Letters
  • "Deposition or diagenesis? Probing the Ediacaran Shuram excursion in South China by SIMS," 2021, Global and Planetary Change
  • "Bulk and grain-scale minor sulfur isotope data reveal complexities in the dynamics of Earth's oxygenation," 2022, Proceedings of the National Academy of Sciences
  • "Garnet secondary ion mass spectrometry oxygen isotopes reveal crucial roles of pulsed magmatic fluid and its mixing with meteoric water in lode gold genesis," 2022, Proceedings of the National Academy of Sciences

Frequent coauthors associated with Valley include:

  • Kouki Kitajima
  • Ian J. Orland
  • Michael J. Spicuzza
  • Tyler B. Blum
  • John Fournelle

Valley's work has been recognized through various awards and honors, including:

  • Arthur L. Day Medal from The Geological Society of America (2019)
  • Member of the National Academy of Sciences (2019)
  • Fellow of the American Association for the Advancement of Science (AAAS) (2016)
  • Geochemistry Fellow Honor from the Geochemical Society and the European Association of Geochemistry (2011)
  • Fellow of American Geophysical Union (AGU) (2007)
  • Fellow of the Geological Society of America

Best Publications

  • Improved 206Pb/238U microprobe geochronology by the monitoring of a trace-element-related matrix effect; SHRIMP, ID-TIMS, ELA-ICP-MS and oxygen isotope documentation for a series of zircon standards

    Lance P. Black;Lance P. Black;Sandra L. Kamo;Charlotte M. Allen;Donald W. Davis

  • Evidence from detrital zircons for the existence of continental crust and oceans on the Earth 4.4 Gyr ago.

    Simon A. Wilde;John W. Valley;William H. Peck;William H. Peck;Colin M. Graham

  • Further characterisation of the 91500 zircon crystal

    Michael Wiedenbeck;John M. Hanchar;William H. Peck;Paul Sylvester

  • 4.4 billion years of crustal maturation: oxygen isotope ratios of magmatic zircon

    J. W. Valley;J. S. Lackey;J. S. Lackey;A. J. Cavosie;A. J. Cavosie;C. C. Clechenko

  • Stable isotopes in high temperature geological processes

    John W. Valley;Hugh P. Taylor;James R. O'Neil

  • Zircon megacrysts from kimberlite: oxygen isotope variability among mantle melts

    John W. Valley;Peter D. Kinny;Daniel J. Schulze;Michael J. Spicuzza

  • Oxygen Isotopes in Zircon

    John W. Valley

  • Zircon M257 ‐ a Homogeneous Natural Reference Material for the Ion Microprobe U‐Pb Analysis of Zircon

    Lutz Nasdala;Wolfgang Hofmeister;Nicholas Norberg;James M. Martinson

  • UWG-2, a garnet standard for oxygen isotope ratios: Strategies for high precision and accuracy with laser heating

    John W. Valley;Nami Kitchen;Matthew J. Kohn;Christopher R. Niendorf

  • Stable Isotope Geochemistry

    John W. Valley;David R. Cole

  • Stable isotope geochemistry of metamorphic rocks

    John W. Valley

  • Herbivore tooth oxygen isotope compositions: Effects of diet and physiology

    Matthew J. Kohn;Margaret J. Schoeninger;John W. Valley

  • A cool early Earth

    John W. Valley;William H. Peck;Elizabeth M. King;Simon A. Wilde

  • High precision SIMS oxygen isotope analysis and the effect of sample topography

    Noriko T. Kita;Takayuki Ushikubo;Bin Fu;John W. Valley

  • Ti-in-zircon thermometry: applications and limitations

    Bin Fu;Bin Fu;F. Zeb Page;F. Zeb Page;Aaron J. Cavosie;John Fournelle

  • Hadean age for a post-magma-ocean zircon confirmed by atom-probe tomography

    John W. Valley;Aaron J. Cavosie;Aaron J. Cavosie;Takayuki Ushikubo;David A. Reinhard

  • Estimating groundwater exchange with lakes: 1. The stable isotope mass balance method

    David P. Krabbenhoft;Carl J. Bowser;Mary P. Anderson;John W. Valley

  • Oxygen isotope geochemistry of zircon

    John W. Valley;Jeffrey R. Chiarenzelli;James M. McLelland

  • Magmatic δ18O in 4400–3900 Ma detrital zircons: A record of the alteration and recycling of crust in the Early Archean

    A. J. Cavosie;J. W. Valley;S. A. Wilde

  • The petrologic case for a dry lower crust

    Bruce W. D. Yardley;John W. Valley

  • Book Review: The nature of the lower continental crust. edited by J. B. Dawson, D. A. Carswell, J. Hall and K. H. Wedepohl, Geological Society Special Publication No. 24, Blackwell Scientific Publications, Oxford, 1986, 394p., $78.00 (ISBN 0-632-01561-6)

    John W. Valley

Frequent Co-Authors

Noriko T. Kita
Noriko T. Kita University of Wisconsin–Madison
Michael J. Spicuzza
Michael J. Spicuzza University of Wisconsin–Madison
Kouki Kitajima
Kouki Kitajima University of Wisconsin–Madison
Takayuki Ushikubo
Takayuki Ushikubo Japan Agency for Marine-Earth Science and Technology
Reinhard Kozdon
Reinhard Kozdon Columbia University
Aaron J. Cavosie
Aaron J. Cavosie Curtin University
John M. Eiler
John M. Eiler California Institute of Technology
Simon A. Wilde
Simon A. Wilde Curtin University
Colin M. Graham
Colin M. Graham University of Edinburgh
Kenneth H. Williford
Kenneth H. Williford Blue Marble Space Institute of Science

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