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检索条件"机构=Hunan Key Laboratory for Computation and Simulation in Science and Engineering"
466 条 记 录,以下是111-120 订阅
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Catalytic performance and kinetics of Au/γ-Al_2O_3 catalysts for low-temperature combustion of light alcohols
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Transactions of Nonferrous Metals Society of China 2010年 第3期20卷 437-442页
作者: 邓谦 李小梅 彭振山 龙云飞 相龙明 蔡铁军 School of Chemistry and Chemical Engineering Key Laboratory of Theoretical Chemistry and Molecular SimulationMinistry of EducationHunan University of Science and Technology Valiant Fine Chemicals Co.Ltd.
Au/γ-Al2O3 catalysts were prepared by deposition-precipitation method for the catalytic combustion of low concentration alcohol streams(methanol,ethanol,iso-propanol and n-propanol).The catalysts were characterized b... 详细信息
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Economical cascadic multigrid method (ECMG)
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science China Mathematics 2007年 第12期50卷 1765-1780页
作者: Zhong-ci SHI~1 Xue-jun XU~(1+) Yun-qing HUANG~2 ~1 LSEC,Institute of computational Mathematics,Academy of Mathematics and Systems science,Chinese Academy of sciences,Beijing 100080,China ~2 hunan key laboratory for computation and simulation in science and engineering,Institute for computational and Applied Mathematics,Xiangtan University,Xiangtan 411105,China LSEC Institute of Computational Mathematics Academy of Mathematics Systems Science Chinese Academy of Sciences Beijing 100080 China Hunan Key Laboratory for Computation Simulation in Science Engineering Institute for Computational Applied Mathematics Xiangtan University Xiangtan 411105 China
In this paper, an economical cascadic multigrid method is proposed. Compared with the usual cascadic multigrid method developed by Bornemann and Deuflhard, the new one requires less iterations on each level, especiall... 详细信息
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A Posteriori Error Estimates of Triangular Mixed Finite Element Methods for Semilinear Optimal Control Problems
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Advances in Applied Mathematics and Mechanics 2009年 第2期1卷 242-256页
作者: Zuliang Lu Yanping Chen Hunan Key Laboratory for Computation and Simulation in Science and Engineering Department of MathematicsXiangtan UniversityXiangtan 411105HunanP.R.China School of Mathematical Sciences South China Normal UniversityGuangzhou 510631GuangdongP.R.China
In this paper,we present an a posteriori error estimates of semilinear quadratic constrained optimal control problems using triangular mixed finite element *** state and co-state are approximated by the order k≤1 Ra... 详细信息
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Supercloseness of the Divergence-Free Finite Element Solutions on Rectangular Grids
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Communications in Mathematics and Statistics 2013年 第2期1卷 143-162页
作者: Yunqing Huang Shangyou Zhang Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan UniversityXiangtan 411105China Department of Mathematical Sciences University of DelawareNewarkDE 19716USA
By the standard theory,the stable Qk+1,k−Qk,k+1/Qdck divergence-free element converges with the optimal order of approximation for the Stokes equations,but only order k for the velocity in H1-norm and the pressure in... 详细信息
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An Algebraic Multigrid-Based Physical Factorization Preconditioner for the Multi-Group Radiation Diffusion Equations in Three Dimensions
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Numerical Mathematics(Theory,Methods and Applications) 2023年 第2期16卷 410-432页
作者: Xiaoqiang Yue Zekai Zhang Xiaowen Xu Shuying Zhai Shi Shu National Center for Applied Mathematics in Hunan Key Laboratory of Intelligent Computing&Information Processing of Ministry of EducationHunan Key Laboratory for Computation and Simulation in Science and EngineeringXiangtan UniversityXiangtan 411105China Laboratory of Computational Physics Institute of Applied Physics and Computational MathematicsBeijing 100094China School of Mathematical Sciences Huaqiao UniversityQuanzhou 362021China.
The paper investigates the robustness and parallel scaling properties of a novel physical factorization preconditioner with algebraic multigrid subsolves in the iterative solution of a cell-centered finite volume disc... 详细信息
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A LEGENDRE GALERKIN SPECTRAL METHOD FOR OPTIMAL CONTROL PROBLEMS
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Journal of Systems science & Complexity 2011年 第4期24卷 663-671页
作者: Yanping CHEN Nianshi XIA Nianyu YI School of Mathematical Sciences South China Normal University Guangzhou 510631 China. The Faculty of Mathematics Chengyi College Jimei University Xiamen 361021 China. Hunan Key Laboratory for Computation and Simulation in Science and Engineering School of Mathematicsand Computational Science Xiangtan University Xiangtan 411105 China.
This paper considers the Legendre Galerkin spectral approximation for the unconstralnea optimal control problems. The authors derive a posteriori error estimate for the spectral approximation scheme of optimal control... 详细信息
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Developing Finite Element Methods for Simulating Transformation Optics Devices with Metamaterials
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Communications in computational Physics 2019年 第1期25卷 135-154页
作者: Wei Yang Jichun Li Yungqing Huang Bin He Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan UniversityXiangtan 411105P.R.China Department of Mathematical Sciences University of Nevada Las VegasLas VegasNevada 89154-4020USA
In this paper,we first develop the mathematical modeling equations for wave propagation in several transformation optics devices,including electromagnetic concentrator,rotator and *** we propose the corresponding fini... 详细信息
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Error Estimates for the Iterative Discontinuous Galerkin Method to the Nonlinear Poisson-Boltzmann Equation
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Communications in computational Physics 2018年 第1期23卷 168-197页
作者: Peimeng Yin Yunqing Huang Hailiang Liu Mathematics Department Iowa State UniversityAmesIA 50011USA Key Laboratory of Intelligent Computing&Information Processing of Ministry of Education Hunan Key Laboratory for Computation and Simulation in Science and EngineeringSchool of Mathematics and Computational ScienceXiangtan UniversityXiangtan411105P.R.China
This paper is devoted to the error estimate for the iterative discontinuous Galerkin(IDG)method introduced in[***,*** and ***.16:491-515,2014]to the nonlinear Poisson-Boltzmann *** total error includes both the iterat... 详细信息
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Unveiling a large fraction of hidden organosulfates in ambient organic aerosol
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Nature Communications 2025年 第1期16卷 1-11页
作者: Ma, Jialiang Reininger, Natalie Zhao, Cunliang Döbler, Damian Rüdiger, Julian Qiu, Yanting Ungeheuer, Florian Simon, Mario D’Angelo, Luca Breuninger, Anna David, Julia Bai, Yanxin Li, Yushan Xue, Ying Li, Lili Wang, Yuchen Hildmann, Stefanie Hoffmann, Thorsten Liu, Bangjun Niu, Hongya Wu, Zhijun Vogel, Alexander L. Institute for Atmospheric and Environmental Sciences Goethe University Frankfurt Frankfurt am Main Germany Institute of Ecology Evolution and Diversity Goethe University Frankfurt Frankfurt am Main Germany School of Earth Science and Engineering Hebei University of Engineering Handan China Air Monitoring Network German Environment Agency Langen Germany State Key Joint Laboratory of Environmental Simulation and Pollution Control Peking University Beijing China College of Environmental Science and Engineering Hunan University Changsha China Institute of Inorganic and Analytical Chemistry Johannes Gutenberg-University Mainz Germany
Organosulfates are key compounds driving the anthropogenic enhancement of ambient organic aerosol, however, total organosulfate quantification remains elusive due to their molecular diversity and the scarcity of authe...
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Multicontinuum homogenization for coupled flow and transport equations
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Journal of computational and Applied Mathematics 2026年 471卷
作者: Dmitry Ammosov Jian Huang Wing Tat Leung Buzheng Shan Computational Technologies & Artificial Intelligence North-Eastern Federal University Yakutsk 677980 Russia School of Mathematics and Computational Science Xiangtan University National Center for Applied Mathematics in Hunan and Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan 411105 Hunan China Department of Mathematics City University of Hong Kong Hong Kong Department of Mathematics Texas A&M University College Station TX 77843 USA
In this paper, we present the derivation of a multicontinuum model for the coupled flow and transport equations by applying multicontinuum homogenization. We perform the multicontinuum expansion for both flow and tran...
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