Approach of continuous time random walk modelto anomalous diffusion;
基于连续时间无规行走模型研究反常扩散
It is found that deviation extend ofkinetic curve depend on the anomalous diffusion.
结果表明,由于体系在超支化聚合物介质中,致使动力学行为明显偏离经典的二级反应曲线,用反常扩散理论得到了合理的解释。
To understand the mechanism of anomalous diffusion phenomena, which are often observed in polymer-related diffusive system, it抯 essential to build a technique to visualize the diffusion process, To realize this purpose, the laser holographic interferometry was introduced and applied to record the diffusion process of MMA in PMMA.
高分子体系中的扩散通常显示了反常扩散现象,为了理解其机理,建立该过程的可视化技术是必要的。
The Fox function expression and the analytic expression for the concentration distribution of fractional anomalous diffusion caused by an instantaneous point source in n_dimensional space(n=1,2 or 3)are derived by means of the condition of mass conservation,the time_space similarity of the solution,Mellin transform and the properties of the Fox function.
利用质量守恒条件、解的时空相似性、Mellin变换以及Fox函数理论,给出n维空间中(n=1,2,3)瞬时点源分数阶超常扩散浓度分布的Fox函数表示及解析表达式,并讨论其渐近性质·
The analytic expression and the asymptotic properties for the concentration distribution of the anomalous diffusion with fractional order caused by a instantaneous point source in 3-dimmentional space are obtained by means of the time-space similarity for the solution,the law of conservation of mass,Mellin transform and the properties of Fox functions.
利用解的时空相似性、质量守恒条件、Mellin变换以及Fox函数理论 ,对于三维空间中瞬时点源引起的分数阶超常扩散模型 ,给出其解的解析表达式和渐近性
The Applications of Fractional Calculus in Quantum Mechanics and Anomalous Diffusion Equations
分数阶微积分在量子力学和反常扩散方程中的应用
diffusion in non-steady state
非定常扩散,非稳态扩散
Comparative Study of Numerical Algorithms for "Anomalous" Diffusion Equation with Spatial Fractional Derivatives
空间分数阶导数“反常”扩散方程数值算法的比较
Non-proliferation of Nuclear Weapons, Treaty on the
反核子武器扩散条约
reverse radial immunodiffusion
反向辐射状免疫扩散
loBBied against the proliferation of nuclear arms.
反对核武器扩散而游说
A High Accuracy Compact Difference Scheme for Convection Diffusion Reaction Equation on Non-uniform Grid
定常对流扩散反应方程非均匀网格上高精度紧致差分格式
International Network of Engineers and Scientists Against Proliferation
国际工程师和科学家反扩散网络(反扩散网)
Attractors of Partly Dissipative Reaction-Diffusion Equations;
部分耗散反应扩散方程的吸引子研究
Study of Discrete and Reaction-diffusion Biological Dynamic System
离散及反应—扩散生物动力系统的研究
Refraction of reaction-diffusion plane wave for different diffusion coefficients
在不同扩散系数下反应扩散平面波的折射
enlarged to an abnormal degree.
扩大到了反常的程度。
pha anomalous scattering
阿尔法射线的反常散射
The Partial Stability for Ordinary Differential Equations and the Stability for the Ecological Systems of Reaction-diffusion Type;
常微分方程部分变元的稳定性及具有反应扩散的生态系统稳定性的研究
Carcinoma of the oesophagus usually extends by local invasion and lymphatic spread.
食管癌通常通过局部浸透和淋巴扩散而扩展。
Spherical Temporal Dissipative-Structures of Tri-Molecular Reaction-Diffusion Equations
三分子反应扩散方程的球对称时间耗散结构
Diffusion treatment, relies upon an immersion or spray treatment.
扩散处理法依靠常压浸注或喷雾处理。
Traditional systems have used oil diffusion pumps.
常规的系统使用油扩散泵。