William G. Gray

11.1k citations

177 papers · 8.3k indexed · 5 hit papers · h-index 42

Impact in

Environmental Engineering top 0.2%
- Groundwater flow and contamination studies
- CO2 Sequestration and Geologic Interactions
Computational Mechanics top 0.2%
- Lattice Boltzmann Simulation Studies
- Heat and Mass Transfer in Porous Media

Papers in

Environmental Engineering 67
- Groundwater flow and contamination studies 60
- CO2 Sequestration and Geologic Interactions 16
Computational Mechanics 67
- Heat and Mass Transfer in Porous Media 31
- Lattice Boltzmann Simulation Studies 29

Co-authors: Majid Hassanizadeh S. Majid Hassanizadeh Cass T. Miller S. M. Hassanizadeh Daniel R. Lynch George F. Pinder Bernhard A. Schrefler Andrew F. B. Tompson
Journals: Advances in Water Resources (39 papers)Water Resources Research (26 papers)Journal of Hydraulic Research (7 papers)International Journal for Numerical Methods in Engineering (5 papers)International Journal of Multiphase Flow (5 papers)
Partner nations: United States Italy Netherlands

In The Last Decade

William G. Gray

174 papers receiving 7.8k citations

Hit Papers

5 papers align trajectories log scale

Thermodynamic basis of capillary pressure in porous media 1993 · 585 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

1993 Water Resources Research
1990 Advances in Water Resources
1979 Advances in Water Resources
1979 Advances in Water Resources
1975 Chemical Engineering Science

Peers

Countries citing papers authored by William G. Gray

Since Specialization

Citations

This map shows the geographic impact of William G. Gray's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by William G. Gray with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites William G. Gray more than expected).

Fields of papers citing papers by William G. Gray

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by William G. Gray. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by William G. Gray. The network helps show where William G. Gray may publish in the future.

Co-authorship network

The 25 scholars most cited alongside William G. Gray, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with William G. Gray Line = papers co-authored together William G. Gray links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Analysis of ‘Investigating an extended multiphase flow model that includes specific interfacial area’, Computer Methods in Applied Mechanics and Engineering, 418:116594, 2024 Computer Methods in Applied Mechanics and Engineering ·William G. Gray, Cass T. Miller	2024	2
2	Thermodynamically Constrained Averaging Theory: Principles, Model Hierarchies, and Deviation Kinetic Energy Extensions Entropy ·Cass T. Miller, William G. Gray, Christopher E. Kees	2018	4
3	Modeling Nondilute Species Transport Using the Thermodynamically Constrained Averaging Theory Water Resources Research ·Dwiyatna, Pei Sheng, Y Y Ong, Matthew W. Farthing, 芷诺张, C. T. Kelley, William G. Gray, Cass T. Miller	2018	9
4	Influence of phase connectivity on the relationship among capillary pressure, fluid saturation, and interfacial area in two-fluid-phase porous medium systems Physical review. E ·James E. McClure, M. Berrill, William G. Gray, Cass T. Miller	2016	47
5	On Conservation Equation Combinations and Closure Relations Entropy ·William G. Gray, Luisa Jório Cavalcante de Lemos	2014	2
6	A multiphase model for three-dimensional tumor growth New Journal of Physics ·Giuseppe Sciumè, Sarah E. Shelton, William G. Gray, Cass T. Miller, Fazle Hussain, M. Ferrari, Paolo Decuzzi, Bernhard A. Schrefler	2013	103
7	Derivation of vertical equilibrium models for CO2 migration from pore scale equations Americanae (AECID Library) ·William G. Gray, Hua-Ying Yin, Sarah E. Gasda, Helge K. Dahle	2012	9
8	Thermodynamically constrained averaging theory approach for modeling flow and transport phenomena in porous medium systems: 9. Transition region models Advances in Water Resources ·Alexander V. Ryabov, Iryna Rybak, Rainer Helmig, William G. Gray, Cass T. Miller	2012	26
9	Thermodynamically constrained averaging theory approach for modeling flow and transport phenomena in porous medium systems: 8. Interface and common curve dynamics Advances in Water Resources ·William G. Gray, Cass T. Miller	2010	28
10	Thermodynamically constrained averaging theory approach for modeling flow and transport phenomena in porous medium systems: 4. Species transport fundamentals Advances in Water Resources ·Cass T. Miller, William G. Gray	2007	41
11	Computational methods in water resources, Vol. 1 Data Archiving and Networked Services (DANS) ·S. Majid Hassanizadeh, William G. Gray, George F. Pinder	2002	7
12	Interfacial Area Measurements for Unsaturated Flow Through a Porous Medium Technical University of Denmark, DTU Orbit (Technical University of Denmark, DTU) ·K. A. Culligan, D. Wildenschild, B. S. Christensen, William G. Gray, Andrew F. B. Tompson	2002	1
13	Computational methods in water resources : proceedings of the XIVth International Conference on Computational Methods in Water Resources (CMWR XIV), June 23-28, 2002, Delft, The Netherlands Elsevier eBooks ·S. Majid Hassanizadeh, R. J. Schotting, William G. Gray, J.R. Bale	2002	4
14	Closure of Thermodynamically Constrained Models of Multiphase Flow AGU Fall Meeting Abstracts ·Markus Hilpert, Cass T. Miller, William G. Gray	2001	1
15	On the inclusion of interfacial area in models of two-phase flow in porous media IAHS-AISH publication ·Michael A. Celia, William G. Gray, Carlo Montemagno, H. V. Pallavi	1998	4
16	Viewpoint: Education and Football: a Multiphase Flow Approach International journal of engineering education ·William G. Gray	1997	1
17	Computational methods in subsurface hydrology : proceedings of the Eighth International Conference on Computational Methods in Water Resources, held in Venice, Italy, June 11-15 1990 Springer eBooks ·Giuseppe Gambolati, 郭和初, C. A. Brebbia, William G. Gray, George F. Pinder	1990	2
18	Physics-based modeling of lakes, reservoirs, and impoundments : a report American Society of Civil Engineers eBooks ·William G. Gray	1986	1
19	Groundwater contamination from hazardous wastes Prentice Hall eBooks ·Eric F. Wood, Raymond A. Ferrara, William G. Gray, George F. Pinder	1984	12
20	A Numerical Model Study of Ground‐Water Contamination from Price's Landfill, New Jersey — II. Sensitivity Analysis and Contaminant Plume Simulation Ground Water ·William G. Gray, John Eric Lemos de Amorim	1983	5

About William G. Gray

William G. Gray is a scholar working on Environmental Engineering, Computational Mechanics, Ocean Engineering, Numerical Analysis and Civil and Structural Engineering, having authored 177 papers that have together received 8.3k indexed citations. Recurring topics across this work include Groundwater flow and contamination studies (60 papers), Heat and Mass Transfer in Porous Media (31 papers), Lattice Boltzmann Simulation Studies (29 papers), Enhanced Oil Recovery Techniques (25 papers), Soil and Unsaturated Flow (22 papers), Hydraulic Fracturing and Reservoir Analysis (21 papers), CO2 Sequestration and Geologic Interactions (16 papers) and Advanced Mathematical Modeling in Engineering (15 papers). The work is most often cited by research in Environmental Engineering (2.6k citations), Computational Mechanics (2.8k citations), Ocean Engineering (2.0k citations), Civil and Structural Engineering (2.0k citations) and Computational Theory and Mathematics (977 citations). William G. Gray has collaborated with scholars based in United States, Italy and Netherlands. Frequent co-authors include Majid Hassanizadeh, S. Majid Hassanizadeh, Cass T. Miller, S. M. Hassanizadeh, Daniel R. Lynch, George F. Pinder, Bernhard A. Schrefler, Andrew F. B. Tompson, Mark L. Rivers and K. A. Culligan. Their work appears in journals such as Advances in Water Resources, Water Resources Research, Journal of Hydraulic Research, International Journal for Numerical Methods in Engineering and International Journal of Multiphase Flow.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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