scispace - formally typeset
Search or ask a question

Showing papers in "International Journal of Engineering Science in 2003"


Journal ArticleDOI
TL;DR: In this paper, a nonlocal elasticity theory is employed to develop a non-local Benoulli/Euler beam model and some representative problems are solved to illustrate the magnitude of predicted nonlocal effects.

1,171 citations


Journal ArticleDOI
TL;DR: In this article, the authors analyzed and compared a number of softening plasticity models regularized by nonlocal averaging and showed that some of the theoretically appealing formulations are not genuine localization limiters, and that a localized plastic zone of nonzero measure is obtained only with softening laws that take into account the effect of both the local and the nonlocal cumulative plastic strain.

215 citations


Journal ArticleDOI
TL;DR: An exact analytical solution of the governing nonlinear differential equation is constructed using homotopy analysis method in this paper, which is observed that the relevant perturbation solution corresponds to a special case of the presented solution.

211 citations


Journal ArticleDOI
TL;DR: In this article, an exact treatment on the problem of an elliptic hole or a crack in a magnetoelectroelastic solid subject to the farfield loadings is presented.

193 citations


Journal ArticleDOI
TL;DR: In this article, the authors studied mechanically traction-free and electromagnetically permeable crack problems in infinite magnetoelectroelastic solids with linear coupling between the elastic and electromagnetic fields.

140 citations


Journal ArticleDOI
TL;DR: In this paper, a two-dimensional Fourier transform method was employed to analyse the dispersion curves of Lamb wave in a thin copper plate and a laser ultrasonic setup was used to detect multi-mode Lamb wave.

135 citations


Journal ArticleDOI
TL;DR: In this article, a rigorous method to extend any isotropic yield criterion such as to describe any type of material symmetry is developed using this approach, extensions of Drucker's [J. Appl. Mech. 16 (1949) 349] isotropical yield criterion to transverse isotropy, cubic symmetries, and orthotropy are presented.

135 citations


Journal ArticleDOI
TL;DR: In this article, a numerical technique for modeling fatigue crack propagation of multiple coplanar cracks is presented, which couples the extended finite element method (X-FEM) to the fast marching method (FMM).

130 citations


Journal ArticleDOI
TL;DR: In this article, the authors presented an analytic solution for an electrically permeable interface crack between two dissimilar magneto-electroelastic solids using the Stroh formalism.

122 citations


Journal ArticleDOI
TL;DR: In this article, Hypersingular integrals of the type I α (T n,m,r) were investigated for general integers α (positive) and m (nonnegative), where Tn(s) and Un(s), respectively, are the Chebyshev polynomials of the first and second kinds, respectively.

117 citations


Journal ArticleDOI
TL;DR: In this article, the phonon dispersion relations for micromorphic isotropic elastic solid were derived from atomistic calculations or experimental measurements, and the numerical algorithm to determine the material constants for single crystal silicon and diamond were presented.

Journal ArticleDOI
TL;DR: In this paper, a finite element solution for the mixed convection micropolar flow driven by a porous stretching sheet with uniform suction is presented, where the governing partial differential equations are solved numerically by the using finite element method and the results have been compared with those obtained by using the quasi-linearization method.

Journal ArticleDOI
TL;DR: In this paper, the wave loadings due to scattering and radiation for a floating vertical circular cylinder in water of finite depth are derived from the total velocity potential which can be decomposed as four velocity potentials; one due to a scattering in the presence of an incident wave on fixed structure (diffraction problem), and the other three due to radiation respectively by surge, heave and pitch motion on calm water (radiation problem).

Journal ArticleDOI
TL;DR: In this article, a cracked piezoelectric ceramic under remote electro-mechanical loads is investigated, and the ideal crack boundary conditions for electrically impermeable and permeable crack assumptions and the deformed crack with a yet to be determined crack shape are considered.

Journal ArticleDOI
TL;DR: In this paper, numerical techniques based on convex analysis are applied to the non-associated Drucker-Prager model (without hardening) for which the plastic behavior is completely described by a unique function, called bi-potential.

Journal ArticleDOI
TL;DR: In this paper, a continuum theory for micromorphic thermoelastic solids subject to electromagnetic interactions is introduced, which is important to studying high frequency, short wave-length modes of microstructural solids.

Journal ArticleDOI
TL;DR: In this article, the fully developed electrically conducting micropolar fluid flow between two vertical porous parallel plates is studied in the presence of temperature dependent heat sources including the effect of frictional heating and in the magnetic field.

Journal ArticleDOI
TL;DR: In this paper, an analytic solution for the two-dimensional problem of a magnetoelectroelastic inclusion of arbitrary shape in an entire plane, or interacting with a circular magneto-elastic inhomogeneity, was presented.

Journal ArticleDOI
TL;DR: In this article, a thermodynamically consistent formulation of geometrically non-linear gradient plasticity is presented, where the authors adopt the gradient of the internal hardening variable as a provision for geometrical necessary dislocations.


Journal ArticleDOI
X. Wang1, Z. Zhong1
TL;DR: In this paper, the problem of a finitely long circular cylindrical shell of cylindrically orthotropic piezoelectric/piezomagnetic composite under pressuring loading and a uniform temperature change is analytically investigated in detail.

Journal ArticleDOI
TL;DR: In this article, a constitutive model for predicting dynamic anisotropic damage and fragmentation of rock materials under blast loading is presented, which takes account of the experimental facts that a brittle rock material does not fail if the applied stress is lower than its static strength.

Journal ArticleDOI
TL;DR: In this article, a numerical study of non-Darcian natural convection in a wavy vertical enclosure filled with a porous medium is performed, where the flow is modelled using Forchheimer extended Darcy model.

Journal ArticleDOI
TL;DR: In this article, an algorithm which couples the level set method with the extended finite element method is used to investigate the effects of the proximity of multiple interconnect lines, multiple cracks, interconnect material, and integrated circuit boundaries on the growth of cracks due to fatigue from thermal cycling.

Journal ArticleDOI
TL;DR: In this paper, the influence of Hall currents and rotation on the oscillatory flows of an infinite plate is investigated and exact solutions for the two problems are obtained, where the fluid considered is a homogeneous Oldroyd-B fluid.

Journal ArticleDOI
TL;DR: In this article, a new approach for the calculation of wavelet transform ridges and maxima lines is presented, which is based on a direct integration of differential equations, and demonstrated by the analysis of the impact vibration response of different bars.

Journal ArticleDOI
TL;DR: In this article, the steady laminar flow of a third grade fluid through a porous flat channel is considered, when the rate of injection of the fluid at one boundary is equal to a rate of suction at the other boundary.

Journal ArticleDOI
TL;DR: In this paper, the influence of the third order elastic constants on the velocity of the generalized Rayleigh wave propagation in a pre-stressed stratified half-plane is investigated within the framework of the piecewise homogeneous body model with the use of the three-dimensional linearized theory of elasticity.

Journal ArticleDOI
TL;DR: In this article, the effect of non-uniform slot injection (suction) into steady two-dimensional and axi-symmetric laminar boundary layers with variable viscosity and Prandtl number was investigated.

Journal ArticleDOI
TL;DR: In this article, the similarity solution of laminar boundary layer driven by the stretching surface boundary and pressure gradient, each proportional to the same power law of the downstream coordinate, based on composite reference velocity (sum of the velocities of stretching boundary and free stream) has been formulated by single set of equations, containing two parameters: β measuring the stretch rate of the moving boundary, and ϵ the ratio of free stream velocity to compositional reference velocity.