Christopher J. Roy

6.5k total citations · 2 hit papers
183 papers, 4.6k citations indexed

About

Christopher J. Roy is a scholar working on Computational Mechanics, Aerospace Engineering and Applied Mathematics. According to data from OpenAlex, Christopher J. Roy has authored 183 papers receiving a total of 4.6k indexed citations (citations by other indexed papers that have themselves been cited), including 151 papers in Computational Mechanics, 63 papers in Aerospace Engineering and 42 papers in Applied Mathematics. Recurrent topics in Christopher J. Roy's work include Computational Fluid Dynamics and Aerodynamics (121 papers), Fluid Dynamics and Turbulent Flows (74 papers) and Advanced Numerical Methods in Computational Mathematics (44 papers). Christopher J. Roy is often cited by papers focused on Computational Fluid Dynamics and Aerodynamics (121 papers), Fluid Dynamics and Turbulent Flows (74 papers) and Advanced Numerical Methods in Computational Mathematics (44 papers). Christopher J. Roy collaborates with scholars based in United States, Canada and Australia. Christopher J. Roy's co-authors include William L. Oberkampf, F.G. Blottner, Heng Xiao, Jianxun Wang, Jinlong Wu, Rui Sun, Edward Luke, Jack R. Edwards, Thomas M. Smith and Curtis Ober and has published in prestigious journals such as Journal of Computational Physics, Computer Methods in Applied Mechanics and Engineering and AIAA Journal.

In The Last Decade

Christopher J. Roy

168 papers receiving 4.5k citations

Hit Papers

Verification and Validation in Scientific Computing 2010 2026 2015 2020 2010 2011 250 500 750 1000
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Verification and Validation in Scientific Computing
    2010 1.0k citations William L. Oberkampf, Christopher J. Roy Cambridge University Press eBooks profile →
  2. A comprehensive framework for verification, validation, and uncertainty quantification in scientific computing
    2011 535 citations Christopher J. Roy, William L. Oberkampf profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Christopher J. Roy United States 27 2.8k 1.5k 825 647 643 183 4.6k
H. Bijl Netherlands 30 2.5k 0.9× 1.4k 1.0× 893 1.1× 849 1.3× 141 0.2× 148 3.8k
Shigeru Obayashi Japan 37 3.0k 1.1× 2.5k 1.7× 530 0.6× 398 0.6× 527 0.8× 366 5.3k
Charles Hirsch Belgium 26 2.6k 0.9× 1.4k 1.0× 318 0.4× 603 0.9× 435 0.7× 143 4.4k
W. Kyle Anderson United States 32 4.3k 1.6× 1.5k 1.0× 334 0.4× 225 0.3× 1.1k 1.6× 143 5.1k
Dimitri J. Mavriplis United States 52 7.6k 2.7× 2.2k 1.5× 537 0.7× 603 0.9× 1.3k 2.1× 269 8.7k
David W. Zingg Canada 37 3.9k 1.4× 1.5k 1.0× 501 0.6× 147 0.2× 536 0.8× 246 5.0k
David Darmofal United States 29 3.6k 1.3× 810 0.6× 364 0.4× 252 0.4× 522 0.8× 132 4.3k
Gianluca Iaccarino United States 45 7.6k 2.7× 2.8k 2.0× 1.4k 1.7× 1.9k 2.9× 400 0.6× 280 10.4k
William L. Oberkampf United States 36 2.2k 0.8× 1.9k 1.3× 3.1k 3.7× 833 1.3× 422 0.7× 117 7.7k
Juan J. Alonso United States 47 5.8k 2.1× 3.7k 2.5× 1.8k 2.2× 622 1.0× 1.0k 1.6× 302 9.2k

Countries citing papers authored by Christopher J. Roy

Since Specialization
Citations

This map shows the geographic impact of Christopher J. Roy'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 Christopher J. Roy with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Christopher J. Roy more than expected).

Fields of papers citing papers by Christopher J. Roy

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Christopher J. Roy. 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 Christopher J. Roy. The network helps show where Christopher J. Roy may publish in the future.

Co-authorship network of co-authors of Christopher J. Roy

This figure shows the co-authorship network connecting the top 25 collaborators of Christopher J. Roy. A scholar is included among the top collaborators of Christopher J. Roy based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Christopher J. Roy. Christopher J. Roy is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
2.
Oberkampf, William L. & Christopher J. Roy. (2025). Verification, Validation, and Uncertainty Quantification in Scientific Computing. Cambridge University Press eBooks. 1 indexed citations
3.
Han, Jiequn, et al.. (2025). Neural operator-based super-fidelity: A warm-start approach for accelerating steady-state simulations. Journal of Computational Physics. 529. 113871–113871.
4.
5.
Knopp, Tobias, Luís Eça, Serge Toxopeus, et al.. (2024). Errors and uncertainties in CFD validation for non-equilibrium turbulent boundary layer flows at high Reynolds numbers. Journal of Turbulence. 25(10-11). 399–422. 2 indexed citations
6.
Gargiulo, Aldo, et al.. (2023). Boundary layer flow over a bump and the three-dimensional law of the wall. Journal of Turbulence. 24(3-4). 1 indexed citations
7.
Roy, Christopher J., et al.. (2023). Modeling the Surface Pressure Spectrum on Rough Walls in Pressure Gradients. Journal of Fluids Engineering. 145(12). 2 indexed citations
8.
9.
Wang, Hongyu, et al.. (2023). Code Verification for the SENSEI CFD Code. 8(2). 2 indexed citations
10.
Schaefer, John A., Andrew Cary, Mori Mani, et al.. (2021). Uncertainty Quantification Across Design Space Using Spatially Accurate Polynomial Chaos. AIAA Journal. 60(3). 1482–1504. 5 indexed citations
11.
Roy, Christopher J., et al.. (2020). Truncation Error Based Mesh Optimization. 5(4). 1 indexed citations
12.
Roy, Christopher J., Christopher L. Rumsey, & Edward N. Tinoco. (2018). Summary Data from the Sixth AIAA Computational Fluid Dynamics Drag Prediction Workshop: Code Verification. Journal of Aircraft. 55(4). 1338–1351. 13 indexed citations
13.
Roy, Christopher J., et al.. (2017). A numerical investigation of matrix-free implicit time-stepping methods for large CFD simulations. Computers & Fluids. 159. 53–63. 10 indexed citations
14.
Roy, Christopher J., et al.. (2017). A Multilevel Parallelism Approach with MPI and OpenACC for Complex CFD Codes. 1 indexed citations
15.
16.
Patil, Mayuresh, et al.. (2015). Sensitivity Analysis Methods for Systems with Epistemic Uncertainties. 1 indexed citations
17.
Roy, Christopher J., et al.. (2014). Richardson Extrapolation-Based Discretization Uncertainty Estimation for Computational Fluid Dynamics. Journal of Fluids Engineering. 136(12). 80 indexed citations
18.
Derlaga, Joseph M. & Christopher J. Roy. (2013). Adjoint and Truncation Error Based Adaptation for 1D Finite Volume Schemes. 6 indexed citations
19.
Roy, Christopher J., et al.. (2011). Investigation of Optimal Grid Distributions for Burgers' Equation. 49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition. 4 indexed citations
20.
Roy, Christopher J.. (2010). Survey of Residual-Based Methods for Estimating Discretization Error. Transactions American Geophysical Union. 103(1). 797–798.

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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