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Weiqun Zhang

weiqun.jpg
Weiqun Zhang
Computer Systems Engineer
Phone: +1 510 495 2794
Fax: +1 510 486 6900

Weiqun Zhang is member of the Center for Computational Sciences and Engineering at the Lawrence Berkeley National Laboratory. He is the chief architect of the ECP-funded AMReX software framework for supporting block-structured AMR applications.

Previously he has worked on a number of other subjects, including radiation hydrodynamics, relativistic hydrodynamics/magnetohydrodynamics and gamma-ray burst afterglows.

 

Journal Articles

M. Emmett, E. Motheau, W. Zhang, M. Minion, J. B. Bell, "A Fourth-Order Adaptive Mesh Refinement Algorithm for the Multicomponent, Reacting Compressible Navier-Stokes Equations", Combustion Theory and Modeling, January 9, 2019,

JL Vay, A Almgren, J Bell, L Ge, DP Grote, M Hogan, O Kononenko, R Lehe, A Myers, C Ng, J Park, R Ryne, O Shapoval, M Thévenet, W Zhang, "Warp-X: A new exascale computing platform for beam–plasma simulations", Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 2018, 909:476--479, doi: 10.1016/j.nima.2018.01.035

Weiqun Zhang, Ann Almgren, Marcus Day, Tan Nguyen, John Shalf, Didem Unat, "BoxLib with Tiling: An AMR Software Framework", SIAM Journal on Scientific Computing, 2016,

D Unat, C Chan, W Zhang, S Williams, J Bachan, J Bell, J Shalf, "ExaSAT: An exascale co-design tool for performance modeling", International Journal of High Performance Computing Applications, January 2015, 29:209--232, doi: 10.1177/1094342014568690

JC Dolence, A Burrows, W Zhang, "Two-Dimensional core-collapse supernova models with multi-dimensional transport", Astrophysical Journal Letters, 2015, 800, doi: 10.1088/0004-637X/800/1/10

Antonio Valles, Weiqun Zhang, "Optimizing For Reacting Navier-Stokes Equations", High Performance Parallelism Pearls: Multicore And Many-Core Programming Approaches, edited by James Reinder, Jim Jeffers, 2014,

M Emmett, W Zhang, JB Bell, "High-order algorithms for compressible reacting flow with complex chemistry", Combustion Theory and Modelling, January 2014, 18:361--387, doi: 10.1080/13647830.2014.919410

W Zhang, L Howell, A Almgren, A Burrows, J Dolence, J Bell, "Castro: A new compressible astrophysical solver. III. Multigroup radiation hydrodynamics", Astrophysical Journal, Supplement Series, 2013, 204, doi: 10.1088/0067-0049/204/1/7

K. Chen, A. Heger, S. Woosley, A. Almgren, and W. Zhang, "The Most Powerful Stellar Explosion", Bulletin of the American Physical Society, 2013, 58(4),

W Zhang, L Howell, A Almgren, A Burrows, J Bell, "Castro: A new compressible astrophysical solver. II. Gray radiation hydrodynamics", Astrophysical Journal, Supplement Series, 2011, 196, doi: 10.1088/0067-0049/196/2/20

Alan Calder, Platon I. Karpov, Maria Barrios Sazo, Michael Zingale, Weiqun Zhang, "Toward simulating Black Widow binaries with CASTRO", Journal of Computational Science Education Volume 8, Issue 3, pp. 25-29, December 31, 1969,

Conference Papers

M Zingale, AS Almgren, MG Barrios Sazo, VE Beckner, JB Bell, B Friesen, AM Jacobs, MP Katz, CM Malone, AJ Nonaka, DE Willcox, W Zhang, "Meeting the Challenges of Modeling Astrophysical Thermonuclear Explosions: Castro, Maestro, and the AMReX Astrophysics Suite", Journal of Physics: Conference Series, 2018, 1031, doi: 10.1088/1742-6596/1031/1/012024

T Nguyen, D Unat, W Zhang, A Almgren, N Farooqi, J Shalf, "Perilla: Metadata-Based Optimizations of an Asynchronous Runtime for Adaptive Mesh Refinement", International Conference for High Performance Computing, Networking, Storage and Analysis, SC, January 1, 2017, 945--956, doi: 10.1109/SC.2016.80

MN Farooqi, D Unat, T Nguyen, W Zhang, A Almgren, J Shalf, "Nonintrusive AMR asynchrony for communication optimization", Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics), January 1, 2017, 10417 LN:682--694, doi: 10.1007/978-3-319-64203-1_49

B. Bastem, D. Unat, W. Zhang, A. Almgren, J. Shalf, "Overlapping Data Transfers with Computation on GPU with Tiles", 2017 46th International Conference on Parallel Processing (ICPP), pp. 171-180, 2017,

H Shan, S Williams, Y Zheng, W Zhang, B Wang, S Ethier, Z Zhao, IEEE, "Experiences of Applying One-Sided Communication to Nearest-Neighbor Communication", PROCEEDINGS OF PAW 2016: 1ST PGAS APPLICATIONS WORKSHOP (PAW), January 2016, 17--24, doi: 10.1109/PAW.2016.8

Cy Chan, Didem Unat, Michael Lijewski, Weiqun Zhang, John Bell, John Shalf, "Software Design Space Exploration for Exascale Combustion Co-Design", International Supercomputing Conference (ISC), Leipzig, Germany, June 16, 2013,

D Unat, CP Chan, W Zhang, J Bell, J Shalf, "Tiling as a Durable Abstraction for Parallelism and Data Locality", WOLFHPC 2013 - SC13 Workshop on Domain-Specific Languages and High-Level Frameworks for High-Performance Computing, 2013,

Others

E Lovegrove, SE Woosley, W Zhang, Very Low-energy Supernovae: Light Curves and Spectra of Shock Breakout, Astrophysical Journal, 2017, doi: 10.3847/1538-4357/aa7b7d