Andrew T. Barker
Andrew T. Barker
Math Algorithm Engineer, Intel
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MFEM: A modular finite element methods library
R Anderson, J Andrej, A Barker, J Bramwell, JS Camier, J Cerveny, ...
Computers & Mathematics with Applications 81, 42-74, 2021
Scalable parallel methods for monolithic coupling in fluid–structure interaction with application to blood flow modeling
AT Barker, XC Cai
Journal of computational physics 229 (3), 642-659, 2010
Two-level additive Schwarz preconditioners for a weakly over-penalized symmetric interior penalty method
AT Barker, SC Brenner, EH Park, LY Sung
Journal of Scientific Computing 47 (1), 27-49, 2011
Two-level Newton and hybrid Schwarz preconditioners for fluid-structure interaction
AT Barker, XC Cai
SIAM Journal on Scientific Computing 32 (4), 2395-2417, 2010
Domain decomposition in time for PDE-constrained optimization
AT Barker, M Stoll
Computer Physics Communications 197, 136-143, 2015
Anion Influence on Spin State in Two Novel Fe(III) Compounds: [Fe(5F-sal2333)]X
S Sundaresan, IA Kühne, CT Kelly, A Barker, D Salley, H Müller-Bunz, ...
Crystals 9 (1), 19, 2018
A mixed finite element method for the Stokes equations based on a weakly over-penalized symmetric interior penalty approach
AT Barker, SC Brenner
Journal of Scientific Computing 58 (2), 290-307, 2014
Simultaneous material, shape and topology optimization
F Fernandez, AT Barker, J Kudo, JP Lewicki, K Swartz, DA Tortorelli, ...
Computer Methods in Applied Mechanics and Engineering 371, 113321, 2020
A one-level additive Schwarz preconditioner for a discontinuous Petrov–Galerkin method
AT Barker, SC Brenner, EH Park, LY Sung
Domain Decomposition Methods in Science and Engineering XXI, 417-425, 2014
CEED ECP milestone report: High-order algorithmic developments and optimizations for large-scale GPU-accelerated simulations
T Kolev, P Fischer, AP Austin, AT Barker, N Beams, J Brown, JS Camier, ...
Technical report WBS 2.2. 6.06, CEED-MS36, Exascale Computing Project, 2021 …, 2021
A fast solver for an H1 regularized PDE-constrained optimization problem
AT Barker, T Rees, M Stoll
Communications in Computational Physics 19 (1), 143-167, 2016
A Scalable Preconditioner for a Primal Discontinuous Petrov--Galerkin Method
AT Barker, V Dobrev, J Gopalakrishnan, T Kolev
SIAM Journal on Scientific Computing 40 (2), A1187-A1203, 2018
Overlapping Schwarz domain decomposition preconditioners for the local discontinuous Galerkin method for elliptic problems
AT Barker, SC Brenner, LY Sung
Walter de Gruyter GmbH & Co. KG 19 (3), 165-187, 2011
Spectral upscaling for graph Laplacian problems with application to reservoir simulation
AT Barker, CS Lee, PS Vassilevski
SIAM Journal on Scientific Computing 39 (5), S323-S346, 2017
Preconditioning a Newton-Krylov solver for all-speed melt pool flow physics
B Weston, R Nourgaliev, JP Delplanque, AT Barker
Journal of Computational Physics 397, 108847, 2019
NKS for fully coupled fluid-structure interaction with application
AT Barker, XC Cai
Domain decomposition methods in science and engineering XVIII, 275-282, 2009
Matrix‐free preconditioning for high‐order H(curl) discretizations
AT Barker, T Kolev
Numerical Linear Algebra with Applications 28 (2), e2348, 2021
Multilevel spectral coarsening for graph Laplacian problems with application to reservoir simulation
AT Barker, SV Gelever, CS Lee, SV Osborn, PS Vassilevski
SIAM Journal on Scientific Computing 43 (4), A2737-A2765, 2021
Accurate coarse-scale AMG-based finite volume reservoir simulations in highly heterogeneous media
AT Barker, DZ Kalchev, ID Mishev, PS Vassilevski, Y Yang
SPE Reservoir Simulation Conference?, D021S008R001, 2015
Parallel monolithic fluid-structure interaction algorithms with application to blood flow simulation
AT Barker
University of Colorado at Boulder, 2009
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