World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

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

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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