Multicore and Accelerator Development for a Leadership-Class Stellar Astrophysics Code. - O. E. Bronson Messer; James Austin Harris; Suzanne Parete-Koon; Merek A. Chertkow (PARA, 2012)

LU Factorization of Small Matrices: Accelerating Batched DGETRF on the GPU. - Tingxing Dong; Azzam Haidar; Piotr Luszczek; James Austin Harris; Stanimire Tomov; Jack J. Dongarra (HPCC/CSS/ICESS, 2014)

Simulation Planning Using Component Based Cost Model. - Anshu Dubey; Saurabh Chawdhary; James Austin Harris; Bronson Messer (IPDPS Workshops, 2019)

Pre-exascale accelerated application development: The ORNL Summit experience. - Lixiang Luo; Tjerk P. Straatsma; Luis Enrique Aguilar-Suárez; Ria Broer; Dmytro Bykov; Eduardo F. D'Azevedo; Shirin S. Faraji; Kalyana C. Gottiparthi; Coen de Graaf; James Austin Harris; Remco W. A. Havenith; Hans Jørgen Aagard Jensen; et al. (IBM J. Res. Dev., 2020)

Accelerating Flash-X Simulations with Asynchronous I/O. - Rajeev Jain; Houjun Tang; Akash Dhruv; James Austin Harris; Suren Byna (PDSW@SC, 2022)

Performance Debugging and Tuning of Flash-X with Data Analysis Tools. - Kevin A. Huck; Xingfu Wu; Anshu Dubey; Antigoni Georgiadou; James Austin Harris; Tom Klosterman; Matthew Trappett; Klaus Weide (ProTools@SC, 2022)

Early Application Experiences on a Modern GPU-Accelerated Arm-based HPC Platform. - Wael R. Elwasif; Sergei I. Bastrakov; Spencer H. Bryngelson; Michael Bussmann; Sunita Chandrasekaran; Florina M. Ciorba; Michael A. Clark; Alexander Debus; William F. Godoy; Nick Hagerty; Jeff R. Hammond; David J. Hardy; et al. (CoRR, 2022)

Exascale models of stellar explosions: Quintessential multi-physics simulation. - James Austin Harris; Ran Chu; Sean M. Couch; Anshu Dubey; Eirik Endeve; Antigoni Georgiadou; Rajeev Jain; Daniel Kasen; M. Paul Laiu; O. E. Bronson Messer; Jared O'Neal; Michael A. Sandoval; et al. (Int. J. High Perform. Comput. Appl., 2022)

Flash-X: A multiphysics simulation software instrument. - Anshu Dubey; Klaus Weide; Jared O'Neal; Akash Dhruv; Sean M. Couch; James Austin Harris; Tom Klosterman; Rajeev Jain; Johann Rudi; Bronson Messer; Michael Pajkos; Jared Carlson; et al. (SoftwareX, 2022)

Application Experiences on a GPU-Accelerated Arm-based HPC Testbed. - Wael R. Elwasif; William F. Godoy; Nick Hagerty; James Austin Harris; Oscar R. Hernandez; Bálint Joó; Paul R. C. Kent; Damien Lebrun-Grandié; Elijah A. MacCarthy; Verónica G. Melesse Vergara; Bronson Messer; Ross Miller; et al. (HPC Asia Workshops, 2023)

Performance Porting the ExaStar Multi-Physics App Thornado On Heterogeneous Systems - A Fortran-OpenMP Code-Base Evaluation. - Mathialakan Thavappiragasam; James Austin Harris; Eirik Endeve; Brice Videau (IWOMP, 2024)

An Evaluation of the Effect of Network Cost Optimization for Leadership Class Supercomputers. - Awais Khan 002; John R. Lange; Nick Hagerty; Edwin F. Posada; John K. Holmen; James B. White; James Austin Harris; Verónica Melesse Vergara; Christopher Zimmer 001; Scott Atchley (SC, 2024)

DG-IMEX method for a two-moment model for radiation transport in the O(v/c) limit. - M. Paul Laiu; Eirik Endeve; James Austin Harris; Zachary Elledge; Anthony Mezzacappa (J. Comput. Phys., 2025)