扩散方程

扩散方程模型被广泛应用于光学CT图像的重建中，其精确性直接关系到所成图像的质量。

Diffusion equation model has been used for optical tomography widely .

Harmonic模型实际上是各向同性扩散方程（热传导方程）。

In fact , Harmonic model is an isotropic diffusion equation ( heat equation ) .

建立了反应气体A、产物气体C的对流反应扩散方程，并求出解析解。

Convection-reaction-diffusion equations for gaseous reactant and gas product are presented and solved analytically .

一种求解二维对流扩散方程的指数型隐格式的AGE迭代法

The alternating group explicit ( AGE ) iterative method of exponential-type implicit scheme for the two-dimensional convection-diffusion equation

一类反应-扩散方程解的blowup

Blow up of the solution of a class of reaction-diffusion equation

退化反应扩散方程熄灭（quenching）点的唯一性

The uniqueness of quenching points for Degenerate Reaction - diffusion equations

一个Fisher型反应扩散方程解的全局Threshold现象

A global threshold for a fisher 's reaction-diffusion equation

用Excel快速求解一维非稳态对流扩散方程

Solving one dimension diffusion-convection equation by Excel

考虑带大Reynolds数问题的对流-扩散方程。

In this paper convection diffusion problem with big Reynolds number is considered .

具奇异系数的反应扩散方程组Cauchy问题

On the Cauchy Problem for a Reaction-Diffusion System with Singular Coefficients

用格子Boltzmann方法与拟小波方法研究二维扩散方程

Studies of Two-dimension Diffusion Equation Using Lattice Boltzmann and Quasi-wavelet Methods

一类快速扩散方程解的积分型极值原理及其在区域边界上的blowup

An Integral Type Maximum Principle and Blow up on the Boundary of the Solution for a Fast Diffusion Equation

扩散方程的随机Dirichlet问题

The Generalization of the Dirichlet Problem for Diffusion Equation

一类竞争扩散方程组在Neumann边条件下解的渐近行为

Asymptotic Behavior of the Solution for Neumann Boundary Condition of Competition-Diffusion System

退缩反应扩散方程解的blow-up与一致有界性

The Blow-up and Uniform Boundness for the Solutions of Degenerate Reaction-Diffusion Equations

一类奇异半线性反应扩散方程组Cauchy问题解的Blow-up问题

The Blow-up Problems of the Cauchy Problems of a Class of Semilinear Singular Reaction-diffusion System

对一类带Dirichlet型边值的一维对流扩散方程组建立了特征差分格式。

Characteristic difference scheme is formulated for a kind of one-dimensional convection-diffusion coupled system with Dirichlet boundary .

用差分方法解三维大气扩散方程，模拟了本溪地区SO2浓度的时空分布。

The distribution of SO_ ( 2 ) in Benxi was modelled with 3-d equation of atmospheric diffusion by difference method .

解空间Riesz分数阶扩散方程的一种数值方法

A numerical method for the space Riesz fractional diffusion equation

对流扩散方程的间断有限元方法研究反应扩散方程组的单调紧ADI方法

The Study with DG-FEM for Convection-diffusion Equation A Monotone Compact ADI Method for Systems of Reaction-Diffusion Equations

用正电子的Doppler展宽湮没技术对样品作无损检测，采用一维的扩散方程进行拟合，对缺陷分布求解，获得缺陷的各种信息。

The defects in Si ( 100 ) were measured by Doppler broadening of positron annihilation . The distribution of defects is solved by simulating a one dimensional diffusion equation .

反应扩散方程相应格点系统的吸引子和Kolmogorovε熵

Attractors and Kolmogorov 's ε - Entropy for Lattice Systems Corresponding to Reaction-diffusion Equation

扩散方程参数的MCMC估计

Estimating the Parameters of Diffusion Equation by MCMC

Riesz分数阶反应-扩散方程数值近似的稳定性与收敛性分析

Analysis of Stability and Convergence of Numerical Approximation for the Riesz Fractional Reaction-dispersion Equation

变系数对流-扩散方程的交替分段Crank-Nicolson方法

The Alternating Segment Crank-Nicolson Method for Solving Convection-Diffusion Equation With Variable Coeffcient

一维对流扩散方程CRANK-NICOLSON特征差分格式

Crank-Nicolson Difference Scheme Along Characteristics for One-Dimensional Convection-Diffusion Equation

一类反应扩散方程组的Neumann边值问题整体解的存在性与Blow-up问题

The Existence of Global Solutions and the Blow-up Behaviour of Solutions for Neumann Boundary Value Problem for a Class of Reaction Diffusion Equations

用隐式差分法解了EC1和EC2反应在流动池的电化学现场ESR测量中的稳态对流扩散方程。

The steady state convective diffusion equations of EC_1 and EC_2 reac - tions in the channel electrode located in ESR cavity are solved by the implicit finite difference numerical method .

针对具体的集成电路封装结构以及特定的封装材料，该软件利用有限差分数值算法（FDM），求解三维热扩散方程；

For specific IC packages and special packaging materials , the simulator solves 3-D thermal diffusion equation by using the finite difference method ( FDM ) .

通过讨论剖面二维非恒定泥沙扩散方程的数值方法，建立了一种用于求解含沙量分布沿程变化的差分格式（Z－C格式）并通过一个具体的数值例子说明了计算的方法步骤。

A kind of difference format ( named Z-C ) has been set up according to the discussion of the numerical method on diffusion equation for suspended sediment , and an example showing the calculation process is given in this paper .