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DIFFUSION: 作品数：1650被引量：2593H指数：16; 导出分析报告; 相关领域：理学更多>>; 相关作者：梁宇学轩福贞涂善东何立子崔建忠更多>>; 相关机构：浙江大学首都师范大学北京大学中国科学院更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家教育部博士点基金更多>>

Effects of rotation and gravity on an electro-magneto-thermoelastic medium with diffusion and voids by using the Lord-Shulman and dual-phase-lag models被引量：3: 《Applied Mathematics and Mechanics(English Edition)》2019年第8期1135-1154,共20页S.M.ABO-DAHAB A.M.ABD-ALLA A.A.KILANY; The effects of rotation and gravity on an electro-magneto-thermoelastic medium with diffusion and voids in a generalized thermoplastic half-space are studied by using the Lord-Shulman (L-S) model and the dual-phase-la...; 关键词：electromagnetic field GRAVITY field ROTATION initial stress voids DIFFUSION normal mode analysis Lord-Shulman (L-S) model dual-phase-lag (DPL) model

A new streamline diffusion finite element method for the generalized Oseen problem被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2018年第2期291-304,共14页Chao XU Dongyang SHI Xin LIAO; supported by the National Natural Science Foundation of China(Nos.11271340 and11671369); This paper aims to present a new streamline diffusion method with low order rectangular Bernardi-Raugel elements to solve the generalized Oseen equations. With the help of the Bramble-Hilbert lemma, the optimal errors...; 关键词：streamline diffusion method Bernardi-Raugel element Oseen problem superconvergent error estimate

Solitary wave solutions to higher-order traffic flow model with large diffusion: 《Applied Mathematics and Mechanics(English Edition)》2014年第2期167-176,共10页菅肖霞张鹏 S.C.WONG 乔殿梁崔岐柱; supported by the National Natural Science Foundation of China(Nos.11072141 and11272199);the National Basic Research Program of China(No.2012CB725404);the Shanghai Program for Innovative Research Team in Universities;the Research Grants Council of the Hong KongSpecial Administrative Region,China(No.HKU7184/10E);the National Research Foundationof Korea(MEST)(No.NRF-2010-0029446); This paper uses the Taylor expansion to seek an approximate Korteweg- de Vries equation （KdV） solution to a higher-order traffic flow model with sufficiently large diffusion. It demonstrates the validity of the appr...; 关键词：higher-order traffic flow model viscosity coefficient approximate Korteweg-de Vries equation （KdV） solution finite element scheme

Mesoscopic numerical computation model of air-diffusion electrode of metal/air batteries: 《Applied Mathematics and Mechanics(English Edition)》2013年第5期571-576,共6页刘晓毅徐献芝; This work creates a droplet battery model based on the electrolyte performance in the porous electrode, studies the current density on the mesoscopic scale, and explains how the mesoscopic structure of the porous elec...; 关键词：droplet battery metal/air battery air-diffusion electrode mesoscopic computation strong band three-phase line

Hopf bifurcation in general Brusselator system with diffusion: 《Applied Mathematics and Mechanics(English Edition)》2011年第9期1177-1186,共10页郭改慧吴建华任小红; supported by the National Natural Science Foundation of China (Nos. 10971124 and 11001160);the Natural Science Basic Research Plan in Shaanxi Province of China (Nos. 2011JQ1015 and 2009JQ100);the Doctor Start-up Research Fund of Shaanxi University of Science and Technology (No. BJ10-17); The general Brusselator system is considered under homogeneous Neumann boundary conditions.The existence results of the Hopf bifurcation to the ordinary differential equation （ODE） and partial differential equation ...; 关键词：general Brusselator system Hopf bifurcation DIFFUSION stability

Low-diffusion preconditioning scheme for numerical simulation of low-speed flows past airfoil: 《Applied Mathematics and Mechanics(English Edition)》2011年第5期613-620,共8页相倩吴颂平李椿萱曹宁; supported by the National Basic Research Program of China(973 Program)(No.2007CB714600); The preconditioning technique can address the stiffness of a low Mach number flow, while its stability is poor. Based on the conventional preconditioning method of Roe＇s scheme, a low-diffusion scheme is proposed. An...; 关键词：numerical simulation PRECONDITIONING steady flow AIRFOIL

A streamline diffusion nonconforming finite element method for the time-dependent linearized Navier-Stokes equations被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2010年第7期861-874,共14页陈豫眉谢小平; supported by the National Natural Science Foundation of China(No.10771150);the National Basic Research Program of China(No.2005CB321701);the Program for New Century Excellent Talents in University(No.NCET-07-0584);the Natural Science Foundation of Sichuan Province(No.07ZB087); A nonconforming finite element method of finite difference streamline diffusion type is proposed to solve the time-dependent linearized Navier-Stokes equations. The backward Euler scheme is used for time discretizatio...; 关键词：streamline diffusion method finite difference method nonconforming finite element method time-dependent linearized Navier-Stokes equations error estimate

Two-dimensional interactions due to moving load in generalized thermoelastic solid with diffusion被引量：2: 《Applied Mathematics and Mechanics(English Edition)》2008年第2期207-221,共15页Sunita Deswal Suman Choudhary; The present paper is concerned with the investigation of disturbances in＇a homogeneous, isotropic elastic medium with generalized thermoelastic diffusion, when a moving source is acting along one of the co-ordinate a...; 关键词：Eigen value approach vector matrix differential equation thermoelastic diffusion generalized thermoelasticity moving load Laplace and Fourier transforms

Global asymptotic stability for Hopfield-type neural networks with diffusion effects被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2007年第3期361-368,共8页颜向平李万同; Project supported by the National Natural Science Foundation of China (No.10571078);the Natural Science Foundation of Gansu Province of China (No.3ZX062-B25-012); The existence, uniqueness and global asymptotic stability for the equilibrium of Hopfield-type neural networks with diffusion effects are studied. When the activation functions are monotonously nondecreasing, differen...; 关键词：DIFFUSION Hopfield-type neural networks EQUILIBRIUM global asymptotic stability

RESEARCH ON DIFFUSION IN MICRO-CHANNEL FLOW DRIVEN BY ELECTROOSMOSIS被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2006年第5期575-582,共8页张凯林建忠李志华; Project supported by the National Natural Science Foundation of China (No.20299030); Numerical simulation using the finite differential method was carried out to analyze the diffusion of an impulse sample in the micro-channel driven by electroosmosis. The results show that the electrical field strengt...; 关键词：MICRO-CHANNEL DIFFUSION driven by electroosmosis numerical simulation

DIFFUSION