Showing papers in "International Journal of Engineering Science in 1996"

TL;DR: In this article, the equations of motion of an isothermal viscous Cahn-Hilliard fluid were established and the dynamics of fluids having moving contact lines under this theory was investigated, showing that the force singularity arising in the classical model of capillarity is no longer present.

TL;DR: In this paper, the Brinkman model was employed to account for the Darcy resistance offered by the porous medium to model the pathological situation of blood flow when fatty plaques of cholesterol and artery-clogging blood clots are formed in the lumen of the coronary artery.

TL;DR: In this article, a model of 2D lattice models of beams for simulating the fracture of brittle materials is discussed. But the authors focus on the effect of individual beam characteristics and different arrangements of the beams in the overall lattice.

TL;DR: In this article, a geometrically non-linear formulation of the continuum theory of dislocations within the framework of multiplicative elastoplasticity at finite strains is presented.

TL;DR: In this paper, the authors considered the Blasius boundary-layer flow of a micropolar fluid over a flat plate, and the resulting nonsimilar equations were solved using the Keller-box method and solutions for a range of parameters were presented.

TL;DR: In this paper, a three-scale problem involving swelling media is considered and macroscopic equations for the combination of swelling particles and bulk solution as well as their interfaces, considered as a mixture, are obtained.

TL;DR: In this article, the authors extended the analysis of soliton-like waves propagating in a low-temperature nonlinear thermoelastic solid given in J. Ignaczak, J. Thermal Stresses 13, 73, 98 (1990) by introducing a low temperature parameter ω ϵ (0, 1 ] into the basic equations.

TL;DR: In this paper, a variational formulation of the quasistatic unilateral contact problem with non-local friction law is proposed and an incremental solution is constructed by establishing the weak convergence of a subsequence of mappings interpolating the incremental solution.

TL;DR: In this article, the authors derived constitutive theory for a multiphase, multicomponent, three-scale, swelling system which includes interfaces, and derived the entropy inequality using a Lagrange multiplier technique.

TL;DR: In this article, the authors investigated the interface cracking between ceramic and/or functionally graded coatings (FGM coatings) and a substrate under antiplane shear, and found that the single layered FGM coating reduces SIF slightly, whereas the coating system with a top homogeneous layer and a thin FGM bottom layer reduced SIF significantly.

TL;DR: In this paper, a three-scale theory of swelling porous media is developed, where the colloidal or polymeric sized fraction and vicinal water (water next to the colloids) are considered on the macroscale.

TL;DR: Within the framework of generalized continua, a principle of virtual work and a set of static equations are formulated for a body with continuously distributed dislocations at finite strain in this article, where the stored energy is supposed to depend on the elastic deformation as well as on the dislocation density.

TL;DR: In this paper, a first-order shear deformation theory is presented for studying the fully coupled response characteristics of hybrid composite and piezoelectric plates, which consist of a combination of fiber-reinforced composite laminates and PEG layers and the response quantities of the plates are coupled by the mechanical field and the electric field.

TL;DR: In this paper, an analytical study for the piezothermoelastic behavior of a circular cylindrical shell laminated with a piezoelectric layer is presented, which is obtained through the Power Series Expansion method in conjunction with axisymmetric thermal and mechanical loadings expanded as Fourier series.

TL;DR: In this article, the authors considered the static contact with slip dependent friction between an elastic body and a rigid foundation and proved the existence of a solution and the link between the equilibrium and the minimum of the energy is deduced.

TL;DR: In this article, the fundamental equations of a thermopiezoelectric medium are expressed as the Euler-Lagrange equations of certain variational principles, deduced from a general principle of continuum physics by modifying it through an involutory (Legendre's or Friedrichs's) transformation.

TL;DR: In this paper, the steady, laminar, natural convection flow of a micropolar fluid in an enclosure has been investigated numerically with the aid of the cubic spline collocation method.

TL;DR: In this paper, a two-dimensional problem of elastic theory of discontinuous mechanical contact between an anisotropic halfplane and a rigid body having geometric perturbations of flat surface is studied.

TL;DR: In this article, a finite element description of the hierarchical mixture model has been implemented in the software package DIANA, which can be used in finite deformation analysis of biological tissue.

TL;DR: In this paper, an analogue of the classical Reynolds equation of the theory of lubrication is derived for micropolar fluids, and its particular forms depending on the assumptions imposed on both the viscosities and the data.

TL;DR: In this paper, an analytical solution of the classical, first-and third-order laminate beam theories is developed to study the transient response of antisymmetric cross-ply laminated beams with generalized boundary conditions and for arbitrary loadings.

TL;DR: In this article, a hybrid mixture theory (HMT) is applied to a multiphase system with volume averaged field equations, and a chemical potential in complete analogy with the Gibbsian chemical potential is derived.

TL;DR: In this paper, the authors presented an analysis for blood flow through a stenosed artery considering localized effects of the stenosis, where the blood vessel was modelled as a rigid tube and the particulate nature of blood was accounted through an Eringen fluid (simple microfluid) model.

TL;DR: In this article, an enhanced diffusion-reaction system (DRS) is proposed as a statistical model for the evolution of multiple scalars undergoing mixing and reaction in an isotropic turbulence field.

TL;DR: In this article, the theory of thermoelasticity without energy dissipation is employed to study one-dimensional dimturbances in a half-space with rigid plane boundary, where disturbances are supposed to be due to a constant step in temperature applied to the boundary.

TL;DR: In this article, the problem of thermoelastic interactions in an elastic half space (x ⩾ 0) at an elevated temperature field arising out of a ramp-type heating at the traction-free bounding surface (x = 0) is considered.

TL;DR: In this article, a solution for the screw dislocation in the gauge theory of defects is presented and all field quantities are globally defined and bounded, and the solution agrees with the classical solution for screw dislocations in the far field.

TL;DR: In this paper, the free convection boundary layers over cylinders of elliptic cross-section in a micropolar fluid are solved numerically by an efficient finite-difference method.

TL;DR: In this paper, the dispersion relation for an arbitrary strain energy function in the case of a four-ply plate, each layer being composed of an incompressible, pre-stressed elastic solid, is investigated both numerically and analytically for a restricted class of strain energy functions.

TL;DR: In this paper, the path independence of the J -integral considering discontinuities (e.g. microcracks) in a near-tip stress field is studied in detail.