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检索条件"机构=Hunan Key Laboratory for Computation & Simulation in Science and Engineering"
471 条 记 录,以下是221-230 订阅
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Quantum Circuits for the heat equation with physical boundary conditions via Schrödingerization
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Journal of computational Physics 2025年
作者: Shi Jin Nana Liu Yue Yu School of Mathematical Sciences Institute of Natural Sciences MOE-LSC Shanghai Jiao Tong University Shanghai 200240 China University of Michigan-Shanghai Jiao Tong University Joint Institute Shanghai 200240 China School of Mathematics and Computational Science Key Laboratory of Intelligent Computing and Information Processing of Ministry of Education National Center for Applied Mathematics in Hunan Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Xiangtan 411105 Hunan China
This paper explores the explicit design of quantum circuits for quantum simulation of partial differential equations (PDEs) with physical boundary conditions. These equations and/or their discretized forms usually do ...
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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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New Result on Interception of Stationary Targets at Arbitrary Time-Varying Velocity
arXiv
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arXiv 2021年
作者: Yuanhe, Liu Kebo, Li Yan’gang, Liang College of Aerospace Science and Engineering National University of Defense Technology Changsha410072 China Hunan Key Laboratory of Intelligent Planning and Simulation for Aerospace Missions Changsha410072 China
In this paper, some new results on time-varying missile against a stationary target using pure proportional navigation (PPN) are developed in the planar interception problem. First, the relative motion equation is est... 详细信息
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A unifying framework for n-dimensional quasi-conformal mappings
arXiv
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arXiv 2021年
作者: Zhang, Daoping Choi, Gary P.T. Zhang, Jianping Lui, Lok Ming School of Mathematical Sciences Nankai University Tianjin300071 China Department of Mathematics Massachusetts Institute of Technology CambridgeMA02139 United States School of Mathematics and Computational Science Hunan National Center for Applied Mathematics Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Hunan Xiangtan411105 China Department of Mathematics The Chinese University of Hong Kong Hong Kong
With the advancement of computer technology, there is a surge of interest in effective mapping methods for objects in higher-dimensional spaces. To establish a one-to-one correspondence between objects, higher-dimensi... 详细信息
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Spacecraft multi-impulse reachable domain
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Chinese Journal of Aeronautics 2024年
作者: Sai ZHANG Zhen YANG Yazhong LUO College of Aerospace Science and Engineering National University of Defense Technology Changsha 410073 China Hunan Key Laboratory of Intelligent Planning and Simulation for Aerospace Missions Changsha 410073 China
The concept of the spacecraft Reachable Domain (RD) has garnered significant scholarly attention due to its crucial role in space situational awareness and on-orbit service applications. While the existing research ha... 详细信息
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Non-Newtonian Fluid Flow in Micromachines: Magnetized Carreau Fluid Behavior with Slip and Viscous Dissipation at Inclined Stagnation Points
SSRN
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SSRN 2024年
作者: Liu, Hongjuan Khan, Shahzeb Dehraj, Sanaullah Haider, Ali Liu, Shengjun Ayub, Assad School of Mathematics and Statistics Central South University Hunan Changsha410083 China Department of Mathematics & Statistics Hazara University Manshera21300 Pakistan Department of Mathematics Government College Mansehra21300 Pakistan School of Mathematics and Statistics Xi’an Key Laboratory of Scientific Computation and Applied Statistics Northwestern Polytechnical University Xi’an710072 China Department of Mathematics and Statistics Quaid-e-Awam University of Engineering Science and Technology 67405 Sakrand Road Nawabshah Pakistan
Non-Newtonian fluid flow in micromachines has unique rheological properties and can be leveraged to enhance the performance and functionality of microscale devices. Viscosity of non-Newtonian fluid under different she... 详细信息
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Local averaging type a posteriori error estimates for the nonlinear steady-state Poisson-Nernst-Planck equations
arXiv
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arXiv 2020年
作者: Yang, Ying Shen, Ruigang Fang, Mingjuan Shu, Shi School of Mathematics and Computational Science Guangxi Colleges Universities Key Laboratory of Data Analysis and Computation Guilin University of Electronic Technology Guilin541004 China School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Xiangtan411105 China School of Mathematics and Computational Science Guilin University of Electronic Technology GuilinGuangxi541004 China Hunan Key Laboratory for Computation and Simulation in Science and Engineering Key Laboratory of Intelligent Computing and Information Processing of Ministry of Education Xiangtan University Xiangtan411105 China
The a posteriori error estimates are studied for a class of nonlinear stead-state Poisson-Nernst-Planck equations, which are a coupled system consisting of the Nernst-Planck equation and the Poisson equation. Both the... 详细信息
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Switching between singular points and exceptional-point-enhanced sensing in non-Hermitian photonic structures  13
Switching between singular points and exceptional-point-enha...
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Active Photonic Platforms XIII 2021
作者: Veronis, Georgios Huang, Yin Wang, Lanyan Shen, Yuecheng School of Electrical Engineering and Computer Science Louisiana State University Baton RougeLA70803 United States Center for Computation and Technology Louisiana State University Baton RougeLA70803 United States Department of Optoelectrics Information Science and Engineering School of Physics and Electronics Central South University Hunan Changsha410012 China State Key Laboratory of Optoelectronic Materials and Technologies School of Electronics and Information Technology Sun Yat-Sen University Guangdong Guangzhou510275 China
We investigate the exceptional points in a two-layer cylindrical waveguide structure consisting of absorbing and nonabsorbing dielectrics. We show that by tuning the parameters of the structure the complex effective i... 详细信息
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Efficient numerical methods for computing the stationary states of phase field crystal models
arXiv
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arXiv 2020年
作者: Jiang, Kai Si, Wei Chen, Chang Bao, Chenglong School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Xiangtan Hunan411105 China Yau Mathematical Sciences Center Tsinghua University Beijing100084 China
Finding the stationary states of a free energy functional is an important problem in phase field crystal (PFC) models. Many efforts have been devoted for designing numerical schemes with energy dissipation and mass co... 详细信息
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An adaptive block Bregman proximal gradient method for computing stationary states of multicomponent phase-field crystal model
arXiv
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arXiv 2020年
作者: Bao, Chenglong Chen, Chang Jiang, Kai Yau Mathematical Sciences Center Tsinghua University Beijing100084 China School of Mathematics and Computational Science Hunan Key Laboratory for Computation and Simulation in Science and Engineering Xiangtan University Hunan Xiangtan411105 China
In this paper, we compute the stationary states of the multicomponent phase-field crystal model by formulating it as a block constrained minimization problem. The original infinite-dimensional non-convex minimization ... 详细信息
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