Showing papers in "International Journal of Engineering Science in 1995"

TL;DR: In this paper, the authors provide an extended analysis of the genesis and development of fluids of differential type, and show that certain ideas of flow retardation and model approximation have been consistently misinterpreted.

TL;DR: In this paper, a finite difference scheme consisting of modified ADI (Alternating Direction Implicit) method and SLOR (Successive Line Over Relaxation) method is used to solve the vorticity-stream function formulation of the problem.

TL;DR: In this article, the effects of the viscosity/temperature parameter G r the thermal-diffusion parameter Sr (Soret number) and the diffusion-thermo parameter Df (Dufour number) have been examined on the flow field of a hydrogen-air mixture as a non-chemical reacting fluid pair.

TL;DR: In this paper, the boundary layer flow due to a plate stretching with a power-law velocity distribution in the presence of a transverse magnetic field is studied, and an accurate expression for the skin friction coefficient is derived using Crocco's transformation.

TL;DR: In this paper, the authors derived the elastic strain and stress fields in an infinite medium constituted of an n-layered transversely isotropic cylindrical inclusion, surrounded by a transversely-isotropic matrix subjected to uniform conditions at infinity.

TL;DR: In this paper, the Muller-Liu approach is extended to the formulation and exploitation of the mixture entropy inequality for a saturated or unsaturated, single-temperature mixture of n (⩾2) heat-conducting, isotropic viscous materials, the first m ⩽ n of which possess a variable true mass density.

TL;DR: In this paper, the influence of the cross effects arising from the coupling of the fields of temperature, mass diffusion and that of strain in an elastic cylinder was discussed and presented on diagrams.

TL;DR: The approach of gradient-dependent constitutive equations as advocated by the author and his co-workers to address pattern-forming instabilities in plastic deformation is reviewed and new results are presented for both micro- and macro-plasticity phenomena.

TL;DR: In this article, a phenomenological model for mixed apparent properties of heterogeneous building materials is proposed, which is verified by experimental and numerical data, and its possibilities to give the bounds on the effective and overall properties of building materials are analyzed.

TL;DR: In this paper, the authors considered the antiplane elasticity problem for a functionally graded coating bonded to a homogeneous half space, and formulated the problem in terms of an integral equation with strongly singular kernels.

TL;DR: In this paper, a non-linear theory of composite thin-walled beams accounting for finite displacements and arbitrarily large twist angles is presented, valid for beams of arbitrary open and closed cross-sections and accounts for various non-classical effects like anistropy, transverse shear deformation and constrained warping.

TL;DR: In this article, the static theory of microstretch elastic solids introduced by Eringen is considered and a counterpart of the Boussinesq-Somigliana-Galerkin solution in the classical elastostatics is presented.

TL;DR: In this paper, the leakage flow rate through a sequence of labyrinth seal cavities, and the associated pressure and the circumferential velocity distributions are calculated for seals used in turbomachinery.

TL;DR: In this paper, three and four parameter representations of 3 × 3 orthogonal matrices are extended to the general case of proper N × N orthogonality matrices.

TL;DR: In this article, the effect of medium permeability on thermal convection in micropolar fluids is considered and it is found that the presence of coupling between thermal and micro-fluid effects may introduce oscillatory motions in the system.

TL;DR: In this paper, a general theory of homogeneous isotropic centrosymmetric micropolar media with defects is derived with the help of Green's function technique, and an exact closed-form solution is presented for the case of a spherical inclusion embedded in an infinite Cosserat medium.

TL;DR: In this article, the effect of thin coating on the local fields and the effective properties of composites is studied in a nonhomothetic topology using the classical self-consistent scheme.

TL;DR: In this article, the problem of hydromagnetic flow of a dusty electrically conducting fluid accounting for particle-phase stresses in a channel is solved in closed form, and Graphical steady and time-varying solutions for the volume flow rates and the skin-friction coefficients of both phases for various physical parameters involved in the problem are reported and discussed.

TL;DR: In this article, the transformation induced plasticity in steels is studied using a tangent micromechanical modelling based on a physical kinematic description of the transformation itself using the local Bain strain rate of martensite variants and their volume fractions.

TL;DR: In this paper, the authors generalize a constitutive equation for the Mullins effect in uniaxial extension, first proposed by Johnson and Beatty [1], to an equibiaxial extensional deformation.

TL;DR: A global thermodynamic analysis of the running crack problem is presented in this paper, where the crack is modeled as an evolving partially cohesive interface endowed with a thermodynamic structure distinct from that of the surrounding body.

TL;DR: In this paper, the authors use the Lie group invariance to determine the class of self-similar solutions to a problem concerning plane and radially symmetric flows of a relaxing gas involving shocks of arbitrary strength.

TL;DR: In this article, the linear electroelastic equations for small dynamic fields superposed on a static bias obtained from the general rotationally invariant nonlinear description are presented, and it is shown that the linear equations referred to the known reference coordinates result in a far more accurate description of the behavior of the devices subject to different biases, including homogeneous thermal.

TL;DR: The solution of the problem of determining stress and temperature distributions with a continuous line source of heat in an infinite elastic body governed by the equations of generalized thermoelasticity with two relaxation times is obtained by using the Hankel and Laplace transform techniques as discussed by the authors.

TL;DR: In this paper, the extremum principles for the interface were derived using the postulate of realizability, and they were used to derive a number of equations for the description of phase transitions (PTs): for jumps of the deformation gradient and the tensors characterizing the mutual orientation of the phases; for the normal velocity of the interface and the velocity of relative sliding along the interface; the local criteria for the martensitic PT.

TL;DR: In this article, the creeping flow through a swarm of spheroidal particles, that move with constant uniform velocity in the axial direction through an otherwise quiescent Newtonian fluid, is analyzed with a sphroid-in-cell model.

TL;DR: In this article, the authors proposed a micromechanical damage composite model for fiber-reinforced metal matrix composite materials, where damage relations are linked to the overall response through a homogenization procedure.

TL;DR: In this paper, the authors consider a class of contact problems with friction in the framework of thermoelasticity and thermoviscoelasticy theories, and present existence and nonexistence; unicity and nonunicity results as a function of the relationship between the elasticity, viscous, thermal and contact coefficients.

TL;DR: In this paper, the authors present a uniqueness theorem for the solutions of the homogeneous problem, which covers a larger class of problems than the uniqueness theorem stated in [5], and an existence theorem is also presented in Section 4.

TL;DR: In this paper, closed-form fundamental solutions for the elastic fields in two joined dissimilar transversely isotropic semi-infinite solids induced by concentrated forces are presented in the form of elementary harmonic functions and complete elliptic integrals for the concentrated point forces and the concentrated ring forces.