World's Best Scientists 2026 revealed!

D-Index & Metrics

Engineering and Technology

D-Index
56
Citations
15712
World Ranking
2761
National Ranking
840

Research.com Recognitions

  • 2018 - Member of the National Academy of Engineering For advances in understanding of the physics of flow and transport in porous media.
  • 1995 - Fellow of American Geophysical Union (AGU)

Overview

William G. Gray is affiliated with the University of North Carolina at Chapel Hill in the United States. Their research primarily focuses on various aspects of engineering, with a specialization encompassing computational mechanics, ocean engineering, mechanical engineering, environmental engineering, and mechanics of materials.

The scientist's work covers a range of topics including hydraulic fracturing and reservoir analysis, heat and mass transfer in porous media, enhanced oil recovery techniques, hydrocarbon exploration and reservoir analysis, mathematical biology related to tumor growth, hydrology and sediment transport processes, as well as CO2 sequestration and geologic interactions.

Frequent coauthors collaborating with William G. Gray include Cass T. Miller, A. L. Dye, Bernhard A. Schrefler, James E. McClure, and K. Bruning.

Publication venues that regularly feature their work consist of UNC Libraries, Journal of Hydraulic Research, Archive of Applied Mechanics, Journal of Environmental Engineering, and Computer Methods in Applied Mechanics and Engineering.

Recent papers by William G. Gray include:

  • A continuum mechanical framework for modeling tumor growth and treatment in two- and three-phase systems, 2021, Archive of Applied Mechanics
  • Evolution of Environmental Engineering: Challenges and Solutions, 2020, Journal of Environmental Engineering
  • Averaging theory for description of environmental problems: What have we learned?, 2020, UNC Libraries
  • Correction to: modelling sediment transport in three-phase surface water systems, 2022, Journal of Hydraulic Research
  • Analysis of 'Investigating an extended multiphase flow model that includes specific interfacial area', 2024, Computer Methods in Applied Mechanics and Engineering

William G. Gray has been recognized by professional organizations with awards and honors including membership in the National Academy of Engineering in 2018 for advances in understanding the physics of flow and transport in porous media and being named a Fellow of the American Geophysical Union (AGU) in 1995.

Best Publications

  • General conservation equations for multi-phase systems: 1. Averaging procedure

    Majid Hassanizadeh;William G Gray

  • Thermodynamic basis of capillary pressure in porous media

    S. Majid Hassanizadeh;William G. Gray

  • Mechanics and thermodynamics of multiphase flow in porous media including interphase boundaries

    S.Majid Hassanizadeh;William G. Gray

  • Finite Element Simulation in Surface and Subsurface Hydrology

    George Francis Pinder;William G. Gray

  • General conservation equations for multi-phase systems: 2. Mass, momenta, energy, and entropy equations

    Majid Hassanizadeh;William G Gray

  • A derivation of the equations for multi-phase transport

    William G. Gray

  • General conservation equations for multi-phase systems: 3. Constitutive theory for porous media flow.

    Majid Hassanizadeh;William G. Gray

  • A wave equation model for finite element tidal computations

    Daniel R. Lynch;William G. Gray

  • On the theorems for local volume averaging of multiphase systems

    William G Gray;P. C.Y. Lee

  • High velocity flow in porous media

    S. Majid Hassanizadeh;William G. Gray

  • Toward an improved description of the physics of two-phase flow

    S. Majid Hassanizadeh;William G. Gray

  • A Galerkin‐finite element technique for calculating the transient position of the saltwater front

    Genevieve Segol;George F. Pinder;William G. Gray

  • Interfacial area measurements for unsaturated flow through a porous medium

    Katherine A. Culligan;Dorthe Wildenschild;Dorthe Wildenschild;Britt S. B. Christensen;William G. Gray

  • Unsaturated Flow Theory Including Interfacial Phenomena

    William G. Gray;S. Majid Hassanizadeh

  • Numerical methods for differential equations : fundamental concepts for scientific and engineering applications

    Michael Anthony Celia;William G. Gray

  • Thermodynamic approach to effective stress in partially saturated porous media

    William G Gray;Bernhard A Schrefler

  • Pore-scale characteristics of multiphase flow in porous media: A comparison of air–water and oil–water experiments

    K.A. Culligan;Dorthe Wildenschild;Britt Stenhøj Baun Christensen;W.G. Gray

  • Introduction to the Thermodynamically Constrained Averaging Theory for Porous Medium Systems

    William G. Gray;Cass T. Miller

  • Paradoxes and Realities in Unsaturated Flow Theory

    William G. Gray;S. Majid Hassanizadeh

  • Thermodynamically constrained averaging theory approach for modeling flow and transport phenomena in porous medium systems: 1. Motivation and overview

    William G. Gray;Cass T. Miller

  • On the General Equations for Flow in Porous Media and Their Reduction to Darcy's Law

    William G. Gray;Kevin O'Neill

Frequent Co-Authors

Cass T. Miller
Cass T. Miller University of North Carolina at Chapel Hill
S. Majid Hassanizadeh
S. Majid Hassanizadeh Utrecht University
Bernhard A. Schrefler
Bernhard A. Schrefler University of Padua
Carlos Alberto Brebbia
Carlos Alberto Brebbia Wessex Institute of Technology
Michael A. Celia
Michael A. Celia Princeton University
Mohamed Salah Ghidaoui
Mohamed Salah Ghidaoui Hong Kong University of Science and Technology
Steffen Berg
Steffen Berg Shell (Netherlands)
Steffen Schlüter
Steffen Schlüter Helmholtz Centre for Environmental Research
Ryan T. Armstrong
Ryan T. Armstrong University of New South Wales
Mauro Ferrari
Mauro Ferrari Houston Methodist

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