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Richard A. Ketcham 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 Richard A. Ketcham 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+

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

Richard A. Ketcham 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 Richard A. Ketcham 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+

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

Overview

Richard A. Ketcham is affiliated with The University of Texas at Austin in the United States. Their research primarily advances the fields of Earth and Planetary Sciences, with a strong focus on Geophysics. They have contributed extensively to related subfields including Astronomy and Astrophysics, Artificial Intelligence, Materials Chemistry, and Atmospheric Science.

The scope of their work covers a range of scientific topics. These include:

  • Geological and Geochemical Analysis
  • Earthquake and Tectonic Studies
  • High-pressure Geophysics and Materials
  • Geochemistry and Geologic Mapping
  • Planetary Science and Exploration
  • Astro and Planetary Science
  • Nuclear Materials and Radiation Effects

Their recent research contributions encompass several peer-reviewed papers published between 2020 and 2023, including:

  • (U-Th)/He chronology: Part 2. Considerations for evaluating, integrating, and interpreting conventional individual aliquot data (2022, Geological Society of America Bulletin)
  • The Complexity of Nonlinear Flow and non-Fickian Transport in Fractures Driven by Three-Dimensional Recirculation Zones (2020, Journal of Geophysical Research Solid Earth)
  • Human Occupation of the North American Colorado Plateau ∼37,000 Years Ago (2022, Frontiers in Ecology and Evolution)
  • The along-track etching structure of fission tracks in apatite: Observations and implications (2020, Chemical Geology)
  • Chemical abrasion: the mechanics of zircon dissolution (2023, Geochronology)

Richard A. Ketcham has collaborated frequently with a number of coauthors across their studies. Notable repeated collaborators include Daniel F. Stöckli, Peter W. Reiners, Peter K. Zeitler, David L. Shuster, and Brian K. Horton.

Their publications appear predominantly in specialized scientific venues, with prominent contributions to:

  • Abstracts with programs - Geological Society of America
  • Harvard Dataverse
  • Geochronology
  • Journal of Geophysical Research Planets
  • Chemical Geology

Best Publications

  • Acquisition, optimization and interpretation of X-ray computed tomographic imagery: applications to the geosciences

    Richard A. Ketcham;William D. Carlson

  • Forward and Inverse Modeling of Low-Temperature Thermochronometry Data

    Richard A. Ketcham

  • Apatite (U-Th)/He thermochronometry using a radiation damage accumulation and annealing model

    Rebecca M. Flowers;Richard A. Ketcham;David L. Shuster;Kenneth A. Farley

  • Variability of apatite fission-track annealing kinetics: III. Extrapolation to geological time scales

    Richard A. Ketcham;Raymond A. Donelick;Raymond A. Donelick;William D. Carlson

  • Improved modeling of fission-track annealing in apatite

    Richard A. Ketcham;Andrew Carter;Raymond A. Donelick;Jocelyn Barbarand

  • Apatite Fission-Track Analysis

    Raymond A. Donelick;Paul B. O’Sullivan;Richard A. Ketcham

  • Variability of apatite fission-track annealing kinetics: I. Experimental results

    William D. Carlson;Raymond A. Donelick;Raymond A. Donelick;Richard A. Ketcham

  • Helium diffusion in natural zircon: radiation damage, anisotropy, and the interpretation of zircon (U-TH)/He thermochronology

    William R. Guenthner;Peter W. Reiners;Richard A. Ketcham;Lutz Nasdala

  • Variability of apatite fission-track annealing kinetics; II, Crystallographic orientation effects

    Raymond A. Donelick;Richard A. Ketcham;William D. Carlson

  • Computational methods for quantitative analysis of three-dimensional features in geological specimens

    Richard A. Ketcham

  • Definitive fossil evidence for the extant avian radiation in the Cretaceous

    Julia A. Clarke;Julia A. Clarke;Claudia Patricia Tambussi;Jorge Ignacio Noriega;Gregory M. Erickson;Gregory M. Erickson

  • Accounting for long alpha-particle stopping distances in (U–Th–Sm)/He geochronology: Refinement of the baseline case

    Richard A. Ketcham;Cécile Gautheron;Laurent Tassan-Got

  • AFTSolve: A program for multi-kinetic modeling of apatite fission-track data

    Richard A. Ketcham;Raymond A. Donelick;Margaret B. Donelick

  • Improved measurement of fission-track annealing in apatite using c-axis projection

    Richard A. Ketcham;Andrew Carter;Raymond A. Donelick;Jocelyn Barbarand

  • Three-dimensional quantitative textural analysis of metamorphic rocks using high-resolution computed X-ray tomography: Part I. Methods and techniques.

    C. Denison;W. D. Carlson;R. A. Ketcham

  • Three-dimensional grain fabric measurements using high-resolution X-ray computed tomography

    Richard A. Ketcham

  • Computational Tools for Low-Temperature Thermochronometer Interpretation

    Todd A. Ehlers;Tehmasp Chaudhri;Santosh Kumar;Chris W. Fuller

  • Modification of the Local Cubic Law of fracture flow for weak inertia, tortuosity, and roughness

    Linchun Wang;M. Bayani Cardenas;Donald T. Slottke;Richard A. Ketcham

  • Migration of Cenozoic deformation in the Eastern Cordillera of Colombia interpreted from fission track results and structural relationships: Implications for petroleum systems

    Andrés Mora;Brian K. Horton;Andrés Mesa;Jorge Rubiano

  • Pore‐scale trapping of supercritical CO2 and the role of grain wettability and shape

    Kuldeep Chaudhary;M. Bayani Cardenas;William W. Wolfe;Jessica A. Maisano

  • Reproducibility of apatite fission-track length data and thermal history reconstruction

    Richard A. Ketcham;Raymond A. Donelick;Maria Laura Balestrieri;Massimiliano Zattin

Frequent Co-Authors

William D. Carlson
William D. Carlson The University of Texas at Austin
Daniel F. Stockli
Daniel F. Stockli The University of Texas at Austin
Andrés Mora
Andrés Mora Ecopetrol (Colombia)
Cécile Gautheron
Cécile Gautheron University of Paris-Saclay
Mauricio Parra
Mauricio Parra Universidade de São Paulo
Brian K. Horton
Brian K. Horton The University of Texas at Austin
Andrew Carter
Andrew Carter Birkbeck, University of London
M. Bayani Cardenas
M. Bayani Cardenas The University of Texas at Austin
Lionel Wilson
Lionel Wilson Lancaster University
Nicholas A. Peppas
Nicholas A. Peppas The University of Texas at Austin

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