云南高校图书馆联盟文献共享服务平台- PERTURBATION

PERTURBATION: 作品数：943被引量：1252H指数：13; 导出分析报告; 相关领域：理学更多>>; 相关作者：杨超吴志刚张志森王琦陈尔余更多>>; 相关机构：福建师范大学北京理工大学北京航空航天大学浙江大学更多>>; 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>>

Electrokinetic flow and energy conversion in a curved microtube: 《Applied Mathematics and Mechanics(English Edition)》2022年第8期1289-1306,共18页Zhaodong DING Kai TIAN Yongjun JIAN; Project supported by the National Natural Science Foundation of China(Nos.11902165 and 11772162);the Natural Science Foundation of Inner Mongolia Autonomous Region of China(No.2019BS01004);the Inner Mongolia Grassland Talent of China(No.12000-12102408)。; Curved channels are ubiquitous in microfluidic systems.The pressure-driven electrokinetic flow and energy conversion in a curved microtube are investigated analytically by using a perturbation analysis method under th...; 关键词：electrokinetic flow streaming potential electrokinetic energy conversion(EKEC) perturbation analysis method curved microchannel

Mixture flow of particles and power-law fluid in round peristaltic tube: 《Applied Mathematics and Mechanics(English Edition)》2019年第6期805-822,共18页Hailin YANG Jianzhong LIN Xiaoke KU; supported by the Major Program of National Natural Science Foundation of China(Nos.11632016 and 91634103); The erythrocyte and blood flowing in the blood vessel can be treated as the two-phase flow of the mixture of particles and a power-law fluid in a peristaltic tube.In the present work, the peristaltic transport of a po...; 关键词：peristaltic transport TWO-PHASE FLOW POWER-LAW fluid PERTURBATION method TRAPPING phenomenon

Deep postbuckling and nonlinear bending behaviors of nanobeams with nonlocal and strain gradient effects被引量：2: 《Applied Mathematics and Mechanics(English Edition)》2019年第4期515-548,共34页Bo ZHANG Huoming SHEN Juan LIU Yuxing WANG Yingrong ZHANG; supported by the National Natural Science Foundation of China(Nos.11672252 and11602204);the Fundamental Research Funds for the Central Universities,Southwest Jiaotong University(No.2682016CX096); In this paper, multi-scale modeling for nanobeams with large deflection is conducted in the framework of the nonlocal strain gradient theory and the Euler-Bernoulli beam theory with exact bending curvature. The propos...; 关键词：nanobeam NONLOCAL strain gradient theory TWO-STEP PERTURBATION method deep POSTBUCKLING

Revisiting the elastic solution for an inner-pressured functionally graded thick-walled tube within a uniform magnetic field被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2018年第10期1485-1498,共14页Libiao XIN Yanbin LI Dongmei PAN Guansuo DUI Chengjian JU; supported by the National Natural Science Foundation of China(No.11772041); In this paper, the mechanical responses of a thick-walled functionally graded hollow cylinder subject to a uniform magnetic field and inner-pressurized loads are studied. Rather than directly assume the material const...; 关键词：functionally graded material(FGM) thick-walled tube elasticity solution magnetic field perturbation of magnetic field vector

Asymptotic solutions of the flow of a Johnson-Segalman fluid through a slowly varying pipe using double perturbation strategy被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2018年第2期169-180,共12页Xinyin ZOU Xiang QIU Jianping LUO Jiahua LI P.N.KALONI Yulu LIU; supported by the National Natural Science Foundation of China(Nos.11572203 and11332006); A double perturbation strategy is presented to solve the asymptotic solutions of a Johnson-Segalman （J-S） fluid through a slowly varying pipe. First, a small parameter of the slowly varying angle is taken as the sma...; 关键词：Johnson-Segalman （J-S） fluid slowly varying pipe double perturbationstrategy velocity distribution

A class of epidemic virus transmission population dynamic system: 《Applied Mathematics and Mechanics(English Edition)》2017年第8期1181-1190,共10页Cheng OUYANG Min ZHU Jiaqi MO; Project supported by the National Natural Science Foundation of China(No.41275062);the Natural Science Foundation of Zhejiang Province of China(No.LY13A010005); A class of epidemic virus transmission population dynamic system is considered. Firstly, using the functional homotopic analysis method, an initial approximate function is selected. Then, the arbitrary order approxima...; 关键词：epidemic approximate analytic successively perturbation arbitrary qualitative asymptotic attractive manifold

Contrast structure for singular singularly perturbed boundary value problem被引量：1: 《Applied Mathematics and Mechanics(English Edition)》2014年第5期655-666,共12页王爱峰倪明康; Project supported by the National Natural Science Foundation of China(No.11071075);the Natural Science Foundation of Shanghai(No.10ZR1409200); The step-type contrast structure for a singular singularly perturbed problem is shown. By use of the method of boundary function, the formal asymptotic expansion is constructed. At the same time, based on sewing orbit...; 关键词：contrast structure singular singularly perturbation asymptotic expansion boundary function

Dispersion equation of magnetoelastic shear waves in irregular monoclinic layer: 《Applied Mathematics and Mechanics(English Edition)》2011年第5期571-586,共16页A.CHATTOPADHYAY S.GUPTA S.A.SAHU A.K.SINGH; supported by the Department of Science and Technology of New Delhi(No.SR/S4/MS:436/07); This paper studies the propagation of horizontally polarized shear waves in an internal magnetoelastic monoclinic stratum with irregularity in lower interface. The stratum is sandwiched between two magnetoelastic mono...; 关键词：shear wave MAGNETOELASTIC MONOCLINIC IRREGULARITY dispersion equation PERTURBATION

Stability analysis of delayed cellular neural networks with and without noise perturbation: 《Applied Mathematics and Mechanics(English Edition)》2008年第11期1427-1438,共12页张雪娟王冠香刘华; the National Natural Science Foundation of China(No.10771155);the Special Foundation for the Authors of National Excellent Doctoral Dissertations of China(FANEDD); The stability of a class of delayed cellular neural networks （DCNN） with or without noise perturbation is studied. After presenting a simple and easily checkable condition for the global exponential stability of a d...; 关键词：delayed cellular neural networks global exponential stability external/internal noise

Difference inversion model of wave equation: 《Applied Mathematics and Mechanics(English Edition)》2008年第3期361-366,共6页王德明; A numerical iterative model was derived from the difference method and a perturbation assumption to calculate the coefficient function of a wave equation. The method was used to solve the disaccord problem of numerica...; 关键词：inverse problem wave equation perturbation iteration

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