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High performance computing of DGDFT for tens of thousands of atoms using millions of cores on Sunway TaihuLight 期刊论文
Science Bulletin, 2021, 卷号: 66, 期号: 2
作者:  Hu W.;  Qin X.;  Jiang Q.;  Chen J.;  An H.;  Jia W.;  Li F.;  Liu X.;  Chen D.;  Liu F.;  Zhao Y.;  Yang J.
收藏  |  浏览/下载:35/0  |  提交时间:2021/09/01
Density functional theory  High performance computing  Sunway TaihuLight  Tens of thousands of atoms  
(Multi)wavelets increase both accuracy and efficiency of standard Godunov-type hydrodynamic models: Robust 2D approaches 期刊论文
, 2020, 卷号: 144
作者:  Kesserwani G.;  Sharifian M.K.
收藏  |  浏览/下载:27/0  |  提交时间:2020/07/28
Flow in porous media with low dimensional fractures by employing enriched Galerkin method 期刊论文
, 2020, 卷号: 142
作者:  Kadeethum T.;  Nick H.M.;  Lee S.;  Ballarin F.
收藏  |  浏览/下载:21/0  |  提交时间:2020/07/28
Degrees of freedom (mechanics)  Flow of fluids  Fracture  Porous materials  Discontinuous galerkin  Discontinuous Galerkin methods  Fractured porous media  Galerkin discretization  Multi-phase fluid flow  Pressure discontinuity  Three dimensional geometry  Time-dependent problem  Galerkin methods  flow modeling  fluid flow  fractured medium  Galerkin method  multiphase flow  porous medium  
Numerical benchmark study for flow in highly heterogeneous aquifers 期刊论文
, 2020, 卷号: 138
作者:  Alecsa C.D.;  Boros I.;  Frank F.;  Knabner P.;  Nechita M.;  Prechtel A.;  Rupp A.;  Suciu N.
收藏  |  浏览/下载:36/0  |  提交时间:2020/07/28
Aquifers  Finite difference method  Finite element method  Flow of fluids  Galerkin methods  Hydraulic conductivity  Hydrogeology  Monte Carlo methods  Random processes  Accuracy  Computational feasibility  Convergence  Darcy flows  Discontinuous galerkin  Global random walk  Spectral methods  Numerical methods  accuracy assessment  aquifer  benchmarking  feasibility study  finite difference method  Galerkin method  numerical method  random walk method  spectral analysis  steady flow  
Multiwavelet-based mesh adaptivity with Discontinuous Galerkin schemes: Exploring 2D shallow water problems 期刊论文
, 2020, 卷号: 138
作者:  Caviedes-Voullième D.;  Gerhard N.;  Sikstel A.;  Müller S.
收藏  |  浏览/下载:14/0  |  提交时间:2020/07/28
Benchmarking  Equations of motion  Mesh generation  Multiresolution analysis  Discontinuous galerkin  Dynamic-adaptive  High-order scheme  Multi-wavelets  Shallow water equations  Galerkin methods  benchmarking  flood  Galerkin method  hydrodynamics  resolution  shallow-water equation  wavelet analysis  
Quadrature-free discontinuous Galerkin method with code generation features for shallow water equations on automatically generated block-structured meshes 期刊论文
, 2020, 卷号: 138
作者:  Faghih-Naini S.;  Kuckuk S.;  Aizinger V.;  Zint D.;  Grosso R.;  Köstler H.
收藏  |  浏览/下载:21/0  |  提交时间:2020/07/28
Equations of motion  Finite volume method  Problem oriented languages  Block structured  Domain specific languages  Local discontinuous Galerkin method  Python SymPy  Quadrature-free formulation  Shallow water equations  Galerkin methods  algorithm  finite volume method  Galerkin method  performance assessment  shallow-water equation  software  
Probabilistic Godunov-type hydrodynamic modelling under multiple uncertainties: robust wavelet-based formulations 期刊论文
, 2020, 卷号: 137
作者:  Shaw J.;  Kesserwani G.;  Pettersson P.
收藏  |  浏览/下载:17/0  |  提交时间:2020/07/28
Computer software  Drying  Efficiency  Friction  Galerkin methods  Hydrodynamics  Monte Carlo methods  Stochastic models  Stochastic systems  Tensors  Topography  Uncertainty analysis  Wetting  Basis functions  Efficiency and reliability  Finite-volume formulation  Multidimensional uncertainty  Stochastic approach  WETTING AND DRYING  Probability distributions  accuracy assessment  finite volume method  hydrodynamics  Monte Carlo analysis  probability  reliability analysis  stochasticity  uncertainty analysis  wavelet analysis  
Implementation and evaluation of coupled discontinuous Galerkin methods for simulating overtopping of flood defenses by storm waves 期刊论文
, 2020, 卷号: 136
作者:  Wood D.;  Kubatko E.J.;  Rahimi M.;  Shafieezadeh A.;  Conroy C.J.
收藏  |  浏览/下载:73/0  |  提交时间:2020/07/28
Equations of motion  Flood control  Floods  Flow rate  Storms  Uncertainty analysis  Water waves  Accurate prediction  Discontinuous Galerkin methods  Shallow water equations  Simplifying assumptions  Spectral wave models  Structure geometry  Wave overtoppings  Wave shoaling and breaking  Galerkin methods  
Assessment of Columbia and Willamette River flood stage on the Columbia Corridor Levee System at Portland, Oregon, in a future climate 科技报告
报告编号: 70201030, 页数: 56, 2019
作者:  Wherry, Susan A. swherry@usgs.gov;  Wood, Tamara M. tmwood@usgs.gov;  Moritz, Hans R.;  Duffy, Keith B.
Adobe PDF(5114Kb)  |  收藏  |  浏览/下载:65/25  |  提交时间:2019/11/06
SUTRA, a model for saturated-unsaturated, variable-density groundwater flow with solute or energy transport—Documentation of generalized boundary conditions, a modified implementation of specified pressures and concentrations or temperatures, and the lake capability 科技报告
报告编号: 70128734, 页数: 74, 2019
作者:  Provost, Alden M. aprovost@usgs.gov;  Voss, Clifford I. cvoss@usgs.gov
Adobe PDF(4060Kb)  |  收藏  |  浏览/下载:36/13  |  提交时间:2019/11/06