Showing papers in "International Journal of Solids and Structures in 2004"

TL;DR: In this article, a constitutive model is derived to describe the behavior of stress softening in particle-reinforced rubber together with associated residual strain effects, which is based on the theory of pseudo-elasticity.

TL;DR: In this paper, the nonlinear vibration and dynamic response of functional graded material plates in thermal environments were investigated, where heat conduction and temperature-dependent material properties were both taken into account.

TL;DR: In this paper, the geometrically nonlinear scale dependent response of polycrystal FCC metals is modelled by an enhanced crystal plasticity framework based on the evolution of several dislocation density types and their distinct physical influence on the mechanical behaviour.

TL;DR: In this paper, the authors used finite element modeling to study the development of pile-up during indentation with a rigid sphere as it relates to the measurement of mechanical properties by load and depth sensing indentation.

TL;DR: In this article, a method for characterisation of materials subjected to large strains beyond the levels when plastic instability occurs in standard tension tests is presented, where thin sheets of two types of hot-rolle...

TL;DR: In this paper, an approach for characterizing the structural performance of all-metallic sandwich panels with truss and prismatic cores is presented and demonstrated for panels with pyramidal truss cores.

TL;DR: In this article, the fracture initiation in graded coatings under sliding contact loading was studied and a series of analytical benchmark solutions for examining the influence of such factors as material inhomogeneity constants, the coefficient of friction and various length parameters on the critical stresses that may have a bearing on the fatigue and fracture of the coating.

TL;DR: In this paper, an experimental method to determine the stress-elongation relation for a thin adhesive layer loaded in peel is presented, based on equilibrium of the energetic forces acting on a DCB-...

TL;DR: In this article, an atomic viewpoint is provided to examine the physical foundations of well-established microcontinuum theories, including Micromorphic theory, Microstructure theory, Micropolar theory, Cosserat theory, nonlocal theory and couple stress theory.

TL;DR: In this paper, a cylindrical shell which has two stable configurations, due to a particular distribution of residual stresses induced by plastic bending, is investigated, and a comprehensive analytical model is developed which predicts the residual stress distribution and bistable configurations of the shell.

TL;DR: In this article, a new yield/damage function is proposed for modeling the inelastic behavior of a broad class of pressure-sensitive, frictional, ductile and brittle-cohesive materials.

TL;DR: The third-order shear deformation plate theory (TPT) is employed to solve the axisymmetric bending and buckling problems of functionally graded circular plates.

TL;DR: In this paper, a set of orthotropic and transversely isotropic strain energy functions are proposed to ensure the existence of the global minimizer of the total elastic energy and for this reason are very important in the context of boundary value problem.

TL;DR: In this paper, a free vibration analysis of sandwich panels with a flexible core based on the high-order sandwich panel theory approach is presented, which is valid for any type of loading scheme, localized as well as distributed, and distinguish between loads applied at the upper or lower face.

TL;DR: In this paper, a transfer-matrix method along with an asymptotic expansion technique of small parameter, closed-form solutions for the mechanical field in the ultra-thin elastic films of nano-scale thickness with an arbitrary geometry and edge boundary conditions are analyzed.

TL;DR: In this paper, the free vibration of an arbitrarily thick orthotropic piezoelectric hollow cylinder with a functionally graded property along the thickness direction and filled with a non-viscous compressible fluid medium is investigated.

TL;DR: In this article, a generalized continuum representation of two-dimensional periodic cellular solids is obtained by treating these materials as micropolar continua, and the effects of shear deformation of the cell walls on the elastic constants are also discussed.

TL;DR: In this article, a theory of critical state and the evolution of coordination number during quasi-static deformations of granular materials is developed, based on the interpretation of several discrete element simulations of plane granular assemblies with a range of interparticle friction from nearly frictionless to infinitely rough.

TL;DR: In this paper, the energy of the solid can be computed from standard infinitesimal deformation theory and the opening of the crack faces creates a capacitive gap that can store electrical energy.

TL;DR: In this article, multifunctional sandwich panels with corrugated and prismatic diamond cores have been analyzed and their behavior compared with panels designed using truss and honeycomb cores.

TL;DR: In this paper, an explicit solution for the indentation moduli of a transversely isotropic medium and a general orthotropic medium under rigid conical indentation in the three principal material symmetry directions is proposed.

TL;DR: In this paper, a new material-independent solution of the necking problem was derived, achieving an error level less than half that obtainable with the Bridgman method, which is very simple to be used because does not require the experimental efforts intrinsic in the use of the BRP method.

TL;DR: In this paper, a new three-dimensional quadratic interface finite element is developed to simulate damage by particle fracture and interface decohesion in composites by numerical simulation in three-dimensions of a representative volume element which reproduces the microstructure.

TL;DR: In this paper, the authors describe the development and application of a general domain integral method to obtain J -values along crack fronts in three-dimensional configurations of isotropic, functionally graded materials (FGMs).

TL;DR: In this article, the authors investigated damage initiation and propagation in a class of non-local and gradient-enhanced media and showed that the use of a nonlocal dissipation-driving state variable leads to an incorrect failure characterisation in terms of damage initiation.

TL;DR: In this paper, the authors developed a non-constant propagation mode for deamination growth under fatigue loads in real composite components, which is similar to the one described in this paper.

TL;DR: In this article, a boundary layer theory of shell buckling, which includes the effects of nonlinear prebuckling deformations, large deflections in the postbuckling range, and initial geometric imperfections of the shell, is extended to the case of functionally graded cylindrical shells of finite length.

TL;DR: In this article, the identification of elastic-plastic material parameters by means of indentation tests and their finite element simulation is considered with the innovative provision of measuring the imprint geometry besides the indentation curves.

TL;DR: In this paper, the authors investigated the nonlinear vibration of imperfect shear deformable laminated rectangular plates comprising a homogeneous substrate and two layers of functionally graded materials (FGMs).

TL;DR: In this article, a finite element model for the static and dynamic analysis of a piezoelectric bimorph is proposed, which combines a 2D single-layer representation model (finite 2D isoparametric elements) for the mechanical displacement field with a layerwise-like approximation for the electric potential field to achieve the accurate prediction of both mechanical displacement and electric potential fields.