World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
99
Citations
49110
World Ranking
140
National Ranking
13

Roger Powell 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 Roger Powell 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: 233 publications — 72nd percentile

72% of scientists in this discipline score the same or lower.

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

Roger Powell 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 Roger Powell 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: 99 D-Index — 99th percentile

99% 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

  • 2015 - Fellow of the Royal Society, United Kingdom

Overview

Roger Powell is affiliated with the University of Melbourne in Australia and specializes in Earth and Planetary Sciences with additional contributions to Engineering. Their primary research areas include Geophysics, Artificial Intelligence, Mechanics of Materials, Environmental Engineering, and Biomedical Engineering.

Powell's scholarly output encompasses topics such as Geological and Geochemical Analysis, earthquake and tectonic studies, High-pressure geophysics and materials, Geochemistry and Geologic Mapping, CO2 Sequestration and Geologic Interactions, Robotic Locomotion and Control, and Robotic Path Planning Algorithms.

Their recent publications demonstrate a focus on mineral equilibrium, geochronology, and isotope geochemistry. Selected publications include:

  • A thermodynamic model for feldspars in KAlSi3O8−NaAlSi3O8−CaAl2Si2O8 for mineral equilibrium calculations, 2021, Journal of Metamorphic Geology
  • Robust isochron calculation, 2020, Geochronology
  • DQPB: software for calculating disequilibrium U-Pb ages, 2023, Geochronology
  • Mantle-like Hf Nd isotope signatures in ~3.5 Ga greenstones: No evidence for Hadean crust beneath the East Pilbara Craton, 2021, Chemical Geology
  • New Thermodynamic Models for Anhydrous Alkaline-Silicate Magmatic Systems, 2024, Journal of Petrology

Frequent coauthors include:

  • T. J. B. Holland
  • Eleanor Green
  • Jon Woodhead
  • Marco Visca
  • Yang Gao

Powell's publications have appeared predominantly in the following venues:

  • Journal of Metamorphic Geology
  • Geochronology
  • arXiv (Cornell University)
  • Journal of Petrology
  • Chemical Geology

Recognition for their work includes election as a Fellow of the Royal Society, United Kingdom, in 2015.

Best Publications

  • An internally consistent thermodynamic data set for phases of petrological interest

    Tim Holland;Roger Powell

  • An improved and extended internally consistent thermodynamic dataset for phases of petrological interest, involving a new equation of state for solids

    T. J. B. Holland;R. Powell

  • Activity–composition relations for phases in petrological calculations: an asymmetric multicomponent formulation

    Tim Holland;Roger Powell

  • An internally consistent dataset with uncertainties and correlations: 3. Applications to geobarometry, worked examples and a computer program

    R. Powell;T.J.B. Holland

  • An enlarged and updated internally consistent thermodynamic dataset with uncertainties and correlations: the system K2O–Na2O–CaO–MgO–MnO–FeO–Fe2O3–Al2O3–TiO2–SiO2–C–H2–O2

    T. J. B. Holland;R. Powell

  • Progress relating to calculation of partial melting equilibria for metapelites

    R. W. White;R. Powell;T. J. B. Holland

  • New mineral activity-composition relations for thermodynamic calculations in metapelitic systems

    R. W. White;R. Powell;T. J. B. Holland;T. E. Johnson

  • Calculating phase diagrams involving solid solutions via non‐linear equations, with examples using THERMOCALC

    R Powell;T. Holland;B. Worley

  • A garnet–hornblende geothermometer: calibration, testing, and application to the Pelona Schist, Southern California

    Colin M. Graham;Roger Powell

  • Regression diagnostics and robust regression in geothermometer/geobarometer calibration: the garnet-clinopyroxene geothermometer revisited

    Roger Powell

  • The interpretation of reaction textures in Fe-rich metapelitic granulites of the Musgrave Block, central Australia: constraints from mineral equilibria calculations in the system K2O-FeO-MgO-Al2O3-SiO2-H2O-TiO2-Fe2O3

    R. W. White;Roger Powell;G. L. Clarke

  • Calculation of partial melting equilibria in the system Na2O–CaO–K2O–FeO–MgO–Al2O3–SiO2–H2O (NCKFMASH)

    R. W. White;R. Powell;T. J. B. Holland

  • Activity–composition relations for the calculation of partial melting equilibria in metabasic rocks

    E. C. R. Green;R. W. White;J. F. A. Diener;R. Powell

  • The pressure dependence of the zirconium‐in‐rutile thermometer

    Helen Tomkins;Roger Powell;David Ellis

  • MIXING PROPERTIES AND ACTIVITY-COMPOSITION RELATIONSHIPS OF CHLORITES IN THE SYSTEM MGO-FEO-AL2O3-SIO2-H2O

    Tim Holland;Judy Baker;Roger Powell

  • Formation of gold deposits: a metamorphic devolatilization model

    G. N. Phillips;R. Powell

  • Optimal geothermometry and geobarometry

    Roger Powell;Tim Holland

  • An order-disorder model for omphacitic pyroxenes in the system jadeite-diopside-hedenbergite-acmite, with applications to eclogitic rocks

    Eleanor Green;Tim Holland;Roger Powell

  • An internally consistent thermodynamic dataset with uncertainties and correlations: 1. Methods and a worked example

    Roger Powell;T. J. B. Holland

  • Thermodynamics of order-disorder in minerals. II: symmetric formalism applied to solid solutions.

    Tim Holland;Roger Powell

  • Relating formulations of the thermodynamics of mineral solid solutions; activity modeling of pyroxenes, amphiboles, and micas

    Roger Powell;Tim Holland

Frequent Co-Authors

Tim Holland
Tim Holland University of Cambridge
Richard W. White
Richard W. White University of St Andrews
Pavla Štípská
Pavla Štípská University of Strasbourg
Mike Sandiford
Mike Sandiford University of Melbourne
Geoffrey L. Clarke
Geoffrey L. Clarke University of Sydney
Katy Evans
Katy Evans Curtin University
David E. Kelsey
David E. Kelsey University of Adelaide
Chunjing Wei
Chunjing Wei Peking University
Michael J. Day
Michael J. Day Murdoch University
Martin Hand
Martin Hand University of Adelaide

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