World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
46
Citations
13745
World Ranking
5039
National Ranking
1430

Research.com Recognitions

  • 1988 - IEEE Edison Medal For seminal contributions to solid state science and technology, and outstanding leadership as a research director.
  • 1977 - Fellow of American Physical Society (APS)
  • 1973 - Member of the National Academy of Sciences
  • 1970 - Member of the National Academy of Engineering Leadership in research, development, and evaluation and personal contributions to electronic circuits and devices.

Overview

J. Ross Macdonald is affiliated with the University of North Carolina at Chapel Hill in the United States. Their work spans multiple fields within engineering, with a focus on biomedical engineering, materials chemistry, nuclear and high energy physics, water science and technology, and artificial intelligence.

Their research covers a range of topics including magnetic confinement fusion research, superconducting materials and applications, fusion materials and technologies, minerals flotation and separation techniques, geochemistry and geologic mapping, x-ray diffraction in crystallography, and advanced fiber optic sensors.

Recent publications by J. Ross Macdonald include the following papers:

  • "An Integrated Design Study for an Advanced Tokamak to Close Physics Gaps in Energy Confinement and Power Exhaust," 2023, Fusion Science & Technology
  • "Milton's Tutelary Angels," 2020, Studies in English Literature 1500-1900
  • "Claire McEachern, Believing in Shakespeare: Studies in Longing," 2021, Ben Jonson Journal
  • "Comparison of methods for estimating continuous distributions of relaxation times," 2021, UNC Libraries
  • "Universality, the Barton Nakajima Namikawa relation, and scaling for dispersive ionic materials," 2021, UNC Libraries

J. Ross Macdonald has collaborated frequently with several researchers including David B. Weisberg, J.A. Leuer, J. McClenaghan, J.H. Yu, and W Wehner. Their publications have appeared primarily in UNC Libraries, Fusion Science & Technology, Studies in English Literature 1500-1900, and the Ben Jonson Journal.

The scientist's career has been recognized through various honors including membership in the National Academy of Engineering since 1970 for leadership in research and contributions to electronic circuits and devices. They became a member of the National Academy of Sciences in 1973 and were named a Fellow of the American Physical Society in 1977.

In 1988, J. Ross Macdonald was awarded the IEEE Edison Medal for seminal contributions to solid state science and technology, accompanied by outstanding leadership as a research director.

Best Publications

  • Impedance spectroscopy and its use in analyzing the steady-state AC response of solid and liquid electrolytes

    J.Ross Macdonald

  • Applicability and power of complex nonlinear least squares for the analysis of impedance and admittance data

    J.Ross Macdonald;J. Schoonman;A.P. Lehnen

  • Fundamentals of Impedance Spectroscopy

    J. Ross Macdonald;William B. Johnson

  • Simplified impedance/frequency‐response results for intrinsically conducting solids and liquids

    J. Ross Macdonald

  • Theory of space‐charge polarization and electrode‐discharge effects

    J. Ross Macdonald

  • Analysis of Impedance and Admittance Data for Solids and Liquids

    J. Ross Macdonald;J. A. Garber

  • A flexible procedure for analyzing impedance spectroscopy results: Description and illustrations

    J.Ross Macdonald;Larry D. Potter

  • Theory of Double-Layer Differential Capacitance in Electrolytes

    J. Ross Macdonald;Carl A. Barlow

  • Interpretation of Finite‐Length‐Warburg‐Type Impedances in Supported and Unsupported Electrochemical Cells with Kinetically Reversible Electrodes

    Donald R. Franceschetti;J. Ross Macdonald;Richard P. Buck

  • Theory of small‐signal ac response of solids and liquids with recombining mobile charge

    J. Ross Macdonald;Donald R. Franceschetti

  • Generalizations of ‘‘universal dielectric response’’ and a general distribution‐of‐activation‐energies model for dielectric and conducting systems

    J. Ross Macdonald

  • Linear relaxation: Distributions, thermal activation, structure, and ambiguity

    J.Ross Macdonald

  • Precision of impedance spectroscopy estimates of bulk, reaction rate, and diffusion parameters

    J.Ross Macdonald;Donald R. Franceschetti

  • Electrode kinetics, equivalent circuits, and system characterization: Small-signal conditions

    Donald R. Franceschetti;J. Ross Macdonald

  • Frequency response of unified dielectric and conductive systems involving an exponential distribution of activation energies

    J. Ross Macdonald

  • Small‐Signal A‐C Response Theory for Electrochromic Thin Films

    Donald R. Franceschetti;J. Ross Macdonald

  • DIFFUSION OF NEUTRAL AND CHARGED SPECIES UNDER SMALL- SIGNAL A.C. CONDITIONS *

    Donald R. Franceschetti;J. Ross Macdonald

  • Erratum: Electrical Response of Materials Containing Space Charge with Discharge at the Electrodes

    J. Ross Macdonald

  • Distributed circuit elements in impedance spectroscopy: A unified treatment of conductive and dielectric systems

    Robert L. Hurt;J.Ross Macdonald

  • Accelerated Convergence, Divergence, Iteration, Extrapolation, and Curve Fitting

    J. Ross Macdonald

Frequent Co-Authors

Polycarpos Pissis
Polycarpos Pissis National Technical University of Athens
Richard P. Buck
Richard P. Buck University of North Carolina at Chapel Hill
William B. Johnson
William B. Johnson Texas A&M University
Ervin K. Lenzi
Ervin K. Lenzi Ponta Grossa State University

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