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Earth Science
Mexico
2026

D-Index & Metrics

Earth Science

D-Index
61
Citations
10785
World Ranking
1824
National Ranking
2

J. Duncan Keppie 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 J. Duncan Keppie 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: 225 publications — 69th percentile

69% of scientists in this discipline score the same or lower.

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

J. Duncan Keppie 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 J. Duncan Keppie 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: 61 D-Index — 78th percentile

78% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Earth Science in Mexico Leader Award
  • 2025 - Research.com Earth Science in Mexico Leader Award

Overview

J. Duncan Keppie is affiliated with the National Autonomous University of Mexico in Mexico. Their research primarily focuses on Earth and Planetary Sciences, with specific attention to geophysics, paleontology, artificial intelligence applications, atmospheric science, and geochemistry and petrology. These detailed subfields support a broader investigation into geological and geochemical analysis, high-pressure geophysics and materials, earthquake and tectonic studies, as well as paleontology and stratigraphy of fossils.

Keppie's scholarly output includes papers published in a variety of respected venues. Frequent publication outlets include the Canadian Journal of Earth Sciences and Geological Society London Special Publications, each hosting two of their papers. Other venues include Earth-Science Reviews, Lithosphere, and the Journal of Volcanology and Geothermal Research.

Some notable recent papers authored or coauthored by Keppie are:

  • "Greater Avalonia-latest Ediacaran-Ordovician 'peribaltic' terrane bounded by continental margin prisms ('Ganderia,' Harlech Dome, Meguma): Review, tectonic implications, and paleogeography" (2021, Earth-Science Reviews)
  • "The northern Appalachian terrane wreck model" (2021, Canadian Journal of Earth Sciences)
  • "Review and tectonic interpretation of Precambrian Avalonia" (2023, Geological Society London Special Publications)
  • "A tectonic solution for the Early Cambrian palaeogeographical enigma" (2023, Geological Society London Special Publications)
  • "Formation of Anorthositic Rocks within the Blair River Inlier of Northern Cape Breton Island, Nova Scotia (Canada)" (2020, Lithosphere)

Frequent coauthors collaborating with Keppie include:

  • D. Fraser Keppie
  • J. Dostál
  • Ed Landing
  • Gerd Geyer
  • Stephen R. Westrop

The topics most prominently addressed in Keppie's work encompass:

  • Geological and Geochemical Analysis
  • High-pressure geophysics and materials
  • Earthquake and tectonic studies
  • Paleontology and Stratigraphy of Fossils
  • Geochemistry and Geologic Mapping
  • Geology and Paleoclimatology Research
  • Geochemistry and Elemental Analysis

Best Publications

  • Origin of the Rheic Ocean: rifting along a Neoproterozoic suture?

    J. Brendan Murphy;Gabriel Gutierrez-Alonso;R. Damian Nance;Javier Fernandez-Suarez

  • A Cordilleran model for the evolution of Avalonia

    R.Damian Nance;J.Brendan Murphy;J.Duncan Keppie

  • Neoproterozoic—Early Paleozoic evolution of peri-Gondwanan terranes: implications for Laurentia-Gondwana connections

    J. Brendan Murphy;Sergei A. Pisarevsky;R. Damian Nance;J. Duncan Keppie

  • A brief history of the Rheic Ocean

    R. Damian Nance;Gabriel Gutiérrez-Alonso;J. Duncan Keppie;Ulf Linnemann

  • Neoproterozoic-early Palaeozoic tectonostratigraphy and palaeogeography of the peri-Gondwanan terranes: Amazonian v. West African connections

    R. Damian Nance;J. Brendan Murphy;Rob A. Strachan;J. Duncan Keppie

  • 990 and 1100 Ma Grenvillian tectonothermal events in the northern Oaxacan Complex, southern Mexico: roots of an orogen

    Luigi Augusto Solari;J. D. Keppie;F. Ortega-Gutiérrez;K. L. Cameron

  • Tethyan, Mediterranean, and Pacific analogues for the Neoproterozoic-Paleozoic birth and development of peri-Gondwanan terranes and their transfer to Laurentia and Laurussia

    J.Duncan Keppie;R.Damian Nance;J.Brendan Murphy;J. Dostal

  • Geochronology and geochemistry of Grenvillian igneous suites in the northern Oaxacan Complex, southern Mexico: Tectonic implications

    Unknown

  • U-Pb geochronological constraints on Precambrian stratified units in the Avalon Composite Terrane of Nova Scotia, Canada: tectonic implications

    J Duncan Keppie;D W Davis;T E Krogh

  • Contiguous rather than discrete Paleozoic histories for the Avalon and Meguma terranes based on detrital zircon data

    J. Brendan Murphy;Javier Fernández-Suárez;J. Duncan Keppie;Teresa E. Jeffries

  • Synthesis and tectonic interpretation of the westernmost Paleozoic Variscan orogen in southern Mexico: From rifted Rheic margin to active Pacific margin

    J. Duncan Keppie;Jaroslav Dostal;J. Brendan Murphy;R. Damian Nance

  • Odyssey of terranes in the Iapetus and Rheic oceans during the Paleozoic

    J. Duncan Keppie;Victor A. Ramos

  • Pre-Mesozoic Geology in France and Related Areas

    Unknown

  • A Grenvillian arc on the margin of Amazonia: evidence from the southern Oaxacan Complex, southern Mexico

    J.Duncan Keppie;J Dostal;F Ortega-Gutiérrez;R Lopez

  • Middle to late Paleozoic Acadian orogeny in the northern Appalachians: A Laramide-style plume-modified orogeny?

    J. Brendan Murphy;Cees R. van Staal;J. Duncan Keppie

  • Terminal Cambrian and lowest Ordovician succession of Mexican West Gondwana: biotas and sequence stratigraphy of the Tiñu Formation

    Ed Landing;Stephen R. Westrop;John D. Keppie

  • Laurentia-Gondwana Connections before Pangea

    V.A. Ramos;J.D. Keppie

  • Tectonic Implications of Alternative Cenozoic Reconstructions for Southern Mexico and the Chortis Block

    J. Duncan Keppie;Dante J. Morán-Zenteno

  • Comparative evolution of the Iapetus and Rheic Oceans: A North America perspective

    J. Brendan Murphy;J. Duncan Keppie;R. Damian Nance;Jaroslav Dostal

  • The Maya-Chortís Boundary: A Tectonostratigraphic Approach

    Fernando Ortega-Gutiérrez;Luigi A. Solari;Carlos Ortega-Obregón;Mariano Elías-Herrera

  • Neoproterozoic-early Paleozoic evolution of Avalonia

    J. Brendan Murphy;J. Duncan Keppie;J. Dostal;R. Damian Nance

  • Ancient Orogens and Modern Analogues

    J. B. Murphy;J. D. Keppie;A. J. Hynes

  • Evolution of the Rheic Ocean

    Erdin Bozkurt;M. Francisco Pereira;Robin Strachan;Cecilio Quesada

Frequent Co-Authors

J. Brendan Murphy
J. Brendan Murphy St. Francis Xavier University
R. Damian Nance
R. Damian Nance Ohio University
Fernando Ortega-Gutiérrez
Fernando Ortega-Gutiérrez National Autonomous University of Mexico
Luigi Augusto Solari
Luigi Augusto Solari National Autonomous University of Mexico
J. Gregory Shellnutt
J. Gregory Shellnutt National Taiwan Normal University
J. Dostal
J. Dostal Saint Mary's University
Javier Fernández-Suárez
Javier Fernández-Suárez Complutense University of Madrid
Gabriel Gutiérrez-Alonso
Gabriel Gutiérrez-Alonso University of Salamanca
Teresa E. Jeffries
Teresa E. Jeffries Natural History Museum
Craig Storey
Craig Storey University of Portsmouth

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