Results 21 to 30 of about 122,786 (265)

Stress Response in Confined Arrays of Frictional and Frictionless Particles [PDF]

open access: yes, 2011
Stress transmission inside three dimensional granular packings is investigated using computer simulations. Localized force perturbation techniques are implemented for frictionless and frictional shallow, ordered, granular arrays confined by solid ...
Cakir, Abdullah, Silbert, Leonardo E.
core   +3 more sources

The resultant linear six‐field theory of elastic shells: What it brings to the classical linear shell models? [PDF]

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, 2015
Basic relations of the resultant linear six‐field theory of shells are established by consistent linearization of the resultant 2D non‐linear theory of shells. As compared with the classical linear shell models of Kirchhoff‐Love and Timoshenko‐Reissner type, the six‐field linear shell model contains the drilling rotation as an independent kinematic ...
openaire   +2 more sources

A note on the uniqueness of 2D elastostatic problems formulated by different types of potential functions

open access: yesOpen Physics, 2018
New additional conditions required for the uniqueness of the 2D elastostatic problems formulated in terms of potential functions for the derived Papkovich-Neuber representations, are studied.
Guerrero José Luis Morales   +3 more
doaj   +1 more source

Spectral analysis of the biharmonic operator subject to Neumann boundary conditions on dumbbell domains [PDF]

open access: yes, 2017
We consider the biharmonic operator subject to homogeneous boundary conditions of Neumann type on a planar dumbbell domain which consists of two disjoint domains connected by a thin channel.
D Buoso   +25 more
core   +2 more sources

Micropolar curved rods. 2-D, high order, Timoshenko’s and Euler-Bernoulli models

open access: yesCurved and Layered Structures, 2017
New models for micropolar plane curved rods have been developed. 2-D theory is developed from general 2-D equations of linear micropolar elasticity using a special curvilinear system of coordinates related to the middle line of the rod and special ...
Zozulya V.V.
doaj   +1 more source

On the decay of exponential type for the solutions in a dipolar elastic body

open access: yesJournal of Taibah University for Science, 2020
Our study is concerned with a generalization of the principle of Saint-Venant in the context of the theory of elastic bodies with a dipolar structure.
Marin Marin   +3 more
doaj   +1 more source

Data driven problems in elasticity [PDF]

open access: yes, 2017
We consider a new class of problems in elasticity, referred to as Data-Driven problems, defined on the space of strain-stress field pairs, or phase space.
Conti, Sergio   +2 more
core   +2 more sources

Explicit Solutions of the Boundary Value Problems for an Ellipse with Double Porosity

open access: yesAdvances in Mathematical Physics, 2016
The basic two-dimensional boundary value problems of the fully coupled linear equilibrium theory of elasticity for solids with double porosity structure are reduced to the solvability of two types of a problem. The first one is the BVPs for the equations
Lamara Bitsadze, Natela Zirakashvili
doaj   +1 more source

An extension of assumed stress finite elements to a general hyperelastic framework

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2019
Assumed stress finite elements are known for their extraordinary good performance in the framework of linear elasticity. In this contribution we propose a mixed variational formulation of the Hellinger–Reissner type for hyperelasticity.
Nils Viebahn   +2 more
doaj   +1 more source

Gradient Schemes for Linear and Non-linear Elasticity Equations

open access: yes, 2014
The Gradient Scheme framework provides a unified analysis setting for many different families of numerical methods for diffusion equations. We show in this paper that the Gradient Scheme framework can be adapted to elasticity equations, and provides ...
Droniou, Jerome, Lamichhane, Bishnu P.
core   +1 more source

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