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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Numerical method for low-frequency electromagnetic fields and its applications
低频 电磁场数值 低频涡流场 有限元编程
2023/4/13
本报告首先回顾传统低频涡流场的两种计算格式，指出有限元编程实现过程中的基函数选择以及需要注意的难点问题。第二部分针对静磁场问题，通过引入规范条件提出了一种基于矢量磁位和磁场强度的新型的对偶格式，该方法通过巧妙构造基于矢量磁位和磁场强度的计算格式，整体矩阵完全一致并且可以给出系统电感参数的上下界，在实际参数提取中有很好的应用前景。在第三部分，由于传统低频涡流场近似不能有效考虑分布电容效应，而传统高频...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Large deviations principle for weighted means of a recursive numerical method for ergodic SDEs
遍历 SDE递归 数值方法 加权均值 大偏差原理
2023/4/24
For ergodic SDEs, their ergodic limits are usually approximated by the suitable means of numerical methods. To reveal the numerical asymptotic behavior, we study the large deviations principle (LDP) f...
Numerical method to optimize the Polar-Azimuthal Orientation of Infrared Superconducting Nanowire Single-Photon Detectors
Numerical method Infrared Superconducting Nanowire
2011/9/2
A novel finite-element method for calculating the illumination-dependence of absorption in three-dimensional nanostructures is presented based on the RF module of the COMSOL software package. This met...
Mass Transfer in Binary Stars using SPH. I. Numerical Method
galaxies active - line formation - radiation mechanism general - scattering - X-rays general
2010/11/12
We present new results from Monte Carlo calculations of the flux and equivalent width
(EW) of the Ni K fluorescent emission line in the toroidal X-ray reprocessor model of
Murphy & Yaqoob (2009, MN...
Efficient numerical method to calculate three-tangle of mixed states
calculate three-tangle of mixed states energy function quantum information theory
2010/3/10
We demonstrate an efficient numerical method to calculate three-tangle of general mixed states. We construct a "energy function" (target function) for the three-tangle of the mixed state under certain...
Existencer result and numerical method for nonlinear third-order two-point boundary value problems
Existence Two-point boundary value conditions
2010/9/17
In this study, we present the existence of solution for nonlinear thirdorder differential equation with two-point boundary value conditions under more easily verified conditions than the conditions fo...
A Numerical Method for the Study of Nucleation of Ordered Phases
Nucleation Ordered phase Critical nuclei, Minimum Energy Path(MEP) String method Liquid crystal Block Copolymer
2015/5/6
A numerical approach based on the string method is developed to study nucleation of ordered phases in first order phase transitions. Among other things, this method allows an efficient computation of ...
Numerical method for solving fuzzy nonlinear equations
Fuzzy nonlinear equations Fixed point iteration Newton’s
2010/9/10
In this paper, we suggest and analyze a new two-step iterative method for solving nonlinear fuzzy equations using the Harmonic mean rule. We prove that this method has quadratic convergence. The fuzzy...
The Goddard Coastal Wave Model. Part I：Numerical Method
Goddard Coastal Wave Model Numerical Method
2008/12/10
To select a wind wave model as the basis for developing a coupled wind wave-current model for coastal dynamics, the numerical schemes used in state-of-the-art wind wave models are examined analyticall...
Comments on “The Goddard Coastal Wave Model. Part I: Numerical Method”
Coastal Wave Model Lin and Huang Numerical Met
2008/10/28
Lin and Huang (1996a, henceforth denoted as LH) discuss numerical methods for third-generation wind wave models. One of the justifications for this study is the concern that numerical errors might be ...
A Numerical Method in Terms of the Third Derivative for a Delay Integral Equation from Biomathematics
Delay Integral Equation Successive approximations Perturbed trapezoidal quadrature rule
2008/7/3
This paper presents a numerical method for approximating the positive, bounded and smooth solution of a delay integral equation which occurs in the study of the spread of epidemics. We use the cubic s...
Numerical method for fuzzy partial differential equations
fuzzy partial differential equation difference method
2010/9/15
In this paper a numerical method for solving ”fuzzy partial differential equation” (FPDE) is considered. We present difference method to solve the FPDEs such as fuzzy hyperbolic equation and fuzzy pa...
专著信息
书名
A Bloch decomposition based numerical method for quantum dynamics in periodic potentials,
语种
英文
撰写或编译
作者
Z.Y. Huang,S. Jin,P.A. Markowich,C. Sparber
第一作者单位
出版社
SIAM J Scientific Computing, sub...