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中国科学院数学与系统科学研究院机构知识库
KMS Of Academy of mathematics and systems sciences, CAS
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On accelerating a multilevel correction adaptive finite element method for Kohn-Sham equation
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2023, 卷号: 472, 页码: 22
Authors:
Hu, Guanghui
;
Xie, Hehu
;
Xu, Fei
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Submit date:2023/02/07
Kohn-Sham equation
Multilevel correction method
Finite element method
Separately handing nonlinear terms
Parallel computing
Hamiltonian Particle-in-Cell methods for Vlasov-Poisson equations
期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2022, 卷号: 467, 页码: 20
Authors:
Gu, Anjiao
;
He, Yang
;
Sun, Yajuan
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Submit date:2023/02/07
Vlasov-Poisson system
Poisson bracket
Finite element method
Structure-preserving algorithm
Hamiltonian splitting method
Dual-variable-horizon peridynamics and continuum mechanics coupling modeling and adaptive fracture simulation in porous materials
期刊论文
ENGINEERING WITH COMPUTERS, 2022, 页码: 21
Authors:
Shen Shangkun
;
Yang Zihao
;
Cui Junzhi
;
Zhang Jieqiong
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Submit date:2023/02/07
Porous materials
Peridynamics
Surface correction
Hybrid model
Adaptive algorithm
Fracture simulation
A Weak Galerkin Finite Element Method Can Compute Both Upper and Lower Eigenvalue Bounds
期刊论文
JOURNAL OF SCIENTIFIC COMPUTING, 2022, 卷号: 93, 期号: 1, 页码: 21
Authors:
Liang, Qigang
;
Xu, Xuejun
;
Yuan, Liuyao
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Submit date:2023/02/07
Eigenvalue problems
Upper and lower bound
Weak Galerkin method
High accuracy
Convergence of adaptive nonconforming finite element method for Stokes optimal control problems
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2022, 卷号: 412, 页码: 23
Authors:
Shen, Yue
;
Gong, Wei
;
Yan, Ningning
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Submit date:2023/02/07
Optimal control problem
Stokes equations
Control constraints
Adaptive nonconforming finite element method
Convergence and quasi-optimality
The Crank-Nicolson Galerkin method and convergence for the time-dependent Maxwell-Dirac system under the Lorentz gauge
期刊论文
JOURNAL OF COMPUTATIONAL AND APPLIED MATHEMATICS, 2022, 卷号: 407, 页码: 20
Authors:
Fu, Yaoyao
;
Cao, Liqun
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Submit date:2023/02/07
Time-dependent Maxwell-Dirac system
Error estimate
Topological insulator
Graphene
Superconductor
Crank-Nicolson Galerkin finite element method
An efficient cascadic multigrid solver for 3-D magnetotelluric forward modelling problems using potentials
期刊论文
GEOPHYSICAL JOURNAL INTERNATIONAL, 2022, 卷号: 230, 期号: 3, 页码: 1834-1851
Authors:
Pan, Kejia
;
Wang, Jinxuan
;
Hu, Shuanggui
;
Ren, Zhengyong
;
Cui, Tao
;
Guo, Rongwen
;
Tang, Jingtian
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Submit date:2023/02/07
Electrical properties
Magnetotellurics
Numerical modelling
Numerical solutions
Optimal convergence of finite element approximation to an optimization problem with PDE constraint*
期刊论文
INVERSE PROBLEMS, 2022, 卷号: 38, 期号: 4, 页码: 45
Authors:
Gong, Wei
;
Tan, Zhiyu
;
Zhou, Zhaojie
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Submit date:2022/04/29
inverse source problem
optimal control
finite element method
a priori error estimate
a posteriori error estimate
adaptivity
rate optimality
Optimal convergence of finite element approximation to an optimization problem with PDE constraint* * Wei Gong was supported by the Strategic Priority Research Program of Chinese Academy of Sciences (Grant No. XDB 41000000), the National Key Basic Research Program (Grant No. 2018YFB0704304) and the National Natural Science Foundation of China (Grant No. 12071468, 11671391). Zhaojie Zhou was supported by the National Natural Science Foundation of China under Grant No. 11971276.
期刊论文
Inverse Problems, 2022, 卷号: 38, 期号: 4
Authors:
Gong,Wei
;
Tan,Zhiyu
;
Zhou,Zhaojie
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Submit date:2022/04/29
inverse source problem
optimal control
finite element method
a priori error estimate
a posteriori error estimate
adaptivity
rate optimality
A MULTISCALE PARALLEL ALGORITHM FOR PARABOLIC INTEGRO-DIFFERENTIAL EQUATION IN COMPOSITE MEDIA
期刊论文
INTERNATIONAL JOURNAL OF NUMERICAL ANALYSIS AND MODELING, 2022, 卷号: 19, 期号: 4, 页码: 542-562
Authors:
Zhai, Fangman
;
Cao, Liqun
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Submit date:2023/02/07
Parabolic integro-differential equation
the multiscale asymptotic method
Laplace transformation
composite media