| Variational inequality approach to enforcing the non-negative constraint for advection–diffusion equations J Chang, KB Nakshatrala Computer Methods in Applied Mechanics and Engineering 320, 287-334, 2017 | 29 | 2017 |
| Modification to Darcy-Forchheimer model due to pressure-dependent viscosity: Consequences and numerical solutions J Chang, KB Nakshatrala, JN Reddy Journal of Porous Media 20 (3), 2017 | 25 | 2017 |
| A performance spectrum for parallel computational frameworks that solve PDEs J Chang, KB Nakshatrala, MG Knepley, L Johnsson Concurrency and Computation: Practice and Experience 30 (11), e4401, 2018 | 22 | 2018 |
| A scalable variational inequality approach for flow through porous media models with pressure-dependent viscosity NK Mapakshi, J Chang, KB Nakshatrala Journal of Computational Physics 359, 137-163, 2018 | 18 | 2018 |
| Comparative study of finite element methods using the time-accuracy-size (TAS) spectrum analysis J Chang, MS Fabien, MG Knepley, RT Mills SIAM Journal on Scientific Computing 40 (6), C779-C802, 2018 | 17 | 2018 |
| Large-Scale Optimization-Based Non-negative Computational Framework for Diffusion Equations: Parallel Implementation and Performance Studies J Chang, KB Nakshatrala, S Karra Journal of Scientific Computing 70 (1), 243-271, 2017 | 17 | 2017 |
| Composable block solvers for the four-field double porosity/permeability model MS Joshaghani, J Chang, KB Nakshatrala, MG Knepley Journal of Computational Physics 386, 428-466, 2019 | 9 | 2019 |
| A segregated approach for modeling the electrochemistry in the 3-D microstructure of Li-ion batteries and its acceleration using block preconditioners JM Allen, J Chang, FLE Usseglio-Viretta, P Graf, K Smith Journal of Scientific Computing 86 (3), 42, 2021 | 8 | 2021 |
| Scalable PETSc Implementation of the Three-Phase Unbalanced AC Power Flow Solver J Chang, GW Stephen, D Krishnamurthy, D Thom, WB Jones National Renewable Energy Lab.(NREL), Golden, CO (United States), 2019 | | 2019 |
| Parallel Fenics Implementation of Block Solvers (pFibs) J Allen, J Chang National Renewable Energy Laboratory (NREL), Golden, CO (United States), 2018 | | 2018 |
| Structure-Preserving High Performance Computational Methods for Transport in Porous Media J Chang | | 2017 |
| Operator-splitting and variational inequalities for the non-negative solution of advection-diffusion equations J Chang, K Nakshatrala AGU Fall Meeting Abstracts 2016, T23C-2939, 2016 | | 2016 |
| A new approach to enforce element-wise mass/species balance using the augmented Lagrangian method J Chang, K Nakshatrala AGU Fall Meeting Abstracts 2015, H21A-1348, 2015 | | 2015 |
| On the performance of maximum-principle enforcing methods applied to large-scale subsurface problems S Karra, J Chang, K Nakshatrala AGU Fall Meeting Abstracts 2014, H41F-0895, 2014 | | 2014 |
| A methodology to ensure local mass conservation for porous media models under finite element formulations based on convex optimization J Chang, K Nakshatrala AGU Fall Meeting Abstracts 2014, H41F-0893, 2014 | | 2014 |
| Least-Squares Mixed Formulations for Flow Problems J Reddy, K Nakshatrala, J Chang AGU Fall Meeting Abstracts 2012, H41N-02, 2012 | | 2012 |
| Composable Block Solvers and Performance Spectrum Model for the Four-Field Double Porosity/Permeability Model MS Joshaghani, J Chang, KB Nakshatrala, MG Knepley | | |
| A COMPARATIVE STUDY ON THE COMPUTATIONAL EFFICIENCY OF LOCALLY CONSERVATIVE FINITE ELEMENT METHODS FOR SUBSURFACE FLOWS J Chang, K Nakshatrala, L Johnsson | | |
K. B. NakshatralaUniversity of HoustonVerified email at uh.edu
