Results 1 to 10 of about 154 (66)

Convergence Results for Elliptic Variational-Hemivariational Inequalities

open access: yesAdvances in Nonlinear Analysis, 2020
We consider an elliptic variational-hemivariational inequality 𝓟 in a reflexive Banach space, governed by a set of constraints K, a nonlinear operator A, and an element f.
Cai Dong-ling   +2 more
doaj   +1 more source

Bilateral contact problem with adhesion and damage [PDF]

open access: yes, 2014
We study a mathematical problem describing the frictionless adhesive contact between a viscoelastic material with damage and a foundation. The adhesion process is modeled by a bonding field on the contact surface.
Aissaoui, Adel, Hemici, Nacerdine
core   +6 more sources

A dynamic electroviscoelastic problem with thermal effects [PDF]

open access: yes, 2021
We consider a mathematical model which describes the dynamic process of contact between a piezoelectric body and an electrically conductive foundation. We model the material’s behavior with a nonlinear electro-viscoelastic constitutive law with thermal ...
LEBRI, Nemira, SMATA, Sihem
core   +2 more sources

A dynamic problem with wear involving electro-elastic-viscoplastic materials with damage [PDF]

open access: yes, 2022
A dynamic contact problem is considered in the paper. The material behavior is described by electro-elastic-viscoplastic law with piezoelectric effects. The body is in contact with damage and an obstacle.
BACHMAR, Aziza, BOUTECHEBAK , Souraya
core   +2 more sources

Evolutionary Oseen model for generalized Newtonian fluid with Multivalued Nonmonotone Friction Law [PDF]

open access: yes, 2018
The paper deals with the non-stationary Oseen system of equations for the generalized Newtonian incompressible fluid with multivalued and nonmonotone frictional slip boundary conditions.
Dudek, Sylwia, Migórski, Stanisław
core   +1 more source

On a computational approach to multiple contacts / impacts of elastic bodies [PDF]

open access: yes, 2022
summary:The analysis of dynamic contacts/impacts of several deformable bodies belongs to both theoretically and computationally complicated problems, because of the presence of unpleasant nonlinearities and of the need of effective contact detection ...
Rek, Václav, Vala, Jiří
core   +1 more source

Analysis of quasistatic viscoelastic viscoplastic piezoelectric contact problem with friction and adhesion [PDF]

open access: yes, 2022
In this paper we study the process of bilateral contact with adhesion and friction between a piezoelectric body and an insulator obstacle, the so-called foundation.
CHOUGUI, Nadhir
core   +2 more sources

Variational and numerical analysis of the Signorini′s contact problem in viscoplasticity with damage

open access: yesJournal of Applied Mathematics, Volume 2003, Issue 2, Page 87-114, 2003., 2003
We consider the quasistatic Signorini′s contact problem with damage for elastic‐viscoplastic bodies. The mechanical damage of the material, caused by excessive stress or strain, is described by a damage function whose evolution is modeled by an inclusion of parabolic type.
J. R. FernĂĄndez, M. Sofonea
wiley   +1 more source

Convergence of a space semi-discrete modified mass method for the dynamic Signorini problem [PDF]

open access: yes, 2009
International audienceA new space semi-discretization for the dynamic Signorini problem, based on a modification of the mass term, has been recently proposed.
Doyen, David, Ern, Alexandre
core   +4 more sources

On the frictionless unilateral contact of two viscoelastic bodies

open access: yesJournal of Applied Mathematics, Volume 2003, Issue 11, Page 575-603, 2003., 2003
We consider a mathematical model which describes the quasistatic contact between two deformable bodies. The bodies are assumed to have a viscoelastic behavior that we model with Kelvin‐Voigt constitutive law. The contact is frictionless and is modeled with the classical Signorini condition with zero‐gap function.
M. Barboteu   +2 more
wiley   +1 more source

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