English
Related papers

Related papers: Homogenization of singular integrals in W^{1,\inft…

200 papers

We study periodic homogenization by Gamma-convergence of some singular integral functionals related to nonlinear elasticity.

Analysis of PDEs · Mathematics 2009-06-29 Omar Anza Hafsa , Mohamed Lamine Leghmizi , Jean-Philippe Mandallena

We study homogenization by $\Gamma$-convergence of periodic nonconvex integrals when the integrand has quasiconvex growth with convex effective domain.

Classical Analysis and ODEs · Mathematics 2013-07-30 Omar Anza Hafsa , Jean-Philippe Mandallena , Hamdi Zorgati

We study the limit behaviour of a sequence of non-convex, vectorial, random integral functionals, defined on $W^{1,1}$, whose integrands satisfy degenerate linear growth conditions. These involve suitable random, scale-dependent…

Analysis of PDEs · Mathematics 2022-10-27 Matthias Ruf , Caterina Ida Zeppieri

The article studies the reiterated homogenization of linear elliptic variational inequalities arising in problems with unilateral constrains. We assume that the coefficients of the equations satisfy and abstract hypothesis covering on each…

Mathematical Physics · Physics 2018-11-16 Hermann Douanla , Cyrille Kenne

We study homogenization by Gamma-convergence of periodic multiple integrals of the calculus of variations when the integrand can take infinite values outside of a convex set of matrices.

Classical Analysis and ODEs · Mathematics 2011-01-06 Omar Anza Hafsa , Jean-Philippe Mandallena

We consider periodic homogenization of hyperelastic models incorporating incompressible behavior via the constraint $\det(\nabla u)=1$. We show that the 'usual' homogenized integral functional $\int W_{\rm hom}(\nabla u)\,dx$, where $W_{\rm…

Analysis of PDEs · Mathematics 2024-05-22 Matthias Ruf , Mathias Schäffner

We consider the well-travelled problem of homogenization of random integral functionals. When the integrand has standard growth conditions, the qualitative theory is well-understood. When it comes to unbounded functionals, that is, when the…

Analysis of PDEs · Mathematics 2016-04-20 Mitia Duerinckx , Antoine Gloria

A homogenization result for a family of integral energies is presented, where the fields are subjected to periodic first order oscillating differential constraints in divergence form. The work is based on the theory of A -quasiconvexity…

Analysis of PDEs · Mathematics 2015-08-21 Elisa Davoli , Irene Fonseca

Multiscale periodic homogenization is extended to an Orlicz-Sobolev setting. It is shown by the reiteraded periodic two-scale convergence method that the sequence of minimizers of a class of highly oscillatory minimizations problems…

Optimization and Control · Mathematics 2020-02-25 Joel Fotso Tachago , Hubert Nnang , Elvira Zappale

We study stochastic homogenization for convex integral functionals $$u\mapsto \int_D W(\omega,\tfrac{x}\varepsilon,\nabla u)\,\mathrm{d}x,\quad\mbox{where}\quad u:D\subset \mathbb{R}^d\to\mathbb{R}^m,$$ defined on Sobolev spaces. Assuming…

Analysis of PDEs · Mathematics 2023-03-28 Matthias Ruf , Mathias Schäffner

We study quantitative periodic homogenization of integral functionals in the context of non-linear elasticity. Under suitable assumptions on the energy densities (in particular frame indifference; minimality, non-degeneracy and smoothness…

Analysis of PDEs · Mathematics 2018-05-09 Stefan Neukamm , Mathias Schäffner

This paper is devoted to the study of uniform $W^{1,\frac{np}{n-p}}$- and $W^{2,p}$-estimates for viscosity solutions to fully nonlinear, uniformly elliptic, periodic homogenization problems, up to boundaries, subject to Dirichlet boundary…

Analysis of PDEs · Mathematics 2022-01-19 Sunghan Kim

We prove stochastic homogenization for integral functionals defined on Sobolev spaces, where the stationary, ergodic integrand satisfies a degenerate growth condition of the form \begin{equation*} c|\xi A(\omega,x)|^p\leq…

Analysis of PDEs · Mathematics 2021-10-26 Matthias Ruf , Thomas Ruf

We investigate the stability with respect to homogenization of classes of integrals arising in the control-theoretic interpretation of some Hamilton-Jacobi equations. The prototypical case is the homogenization of energies with a Lagrangian…

Analysis of PDEs · Mathematics 2024-11-13 Andrea Braides , Gianni Dal Maso , Claude Le Bris

We prove a homogenization result for integral functionals in domains with oscillating boundaries, showing that the limit is defined on a degenerate Sobolev space. We apply this result to the description of the asymptotic behaviour of thin…

Functional Analysis · Mathematics 2007-05-23 Nadia Ansini , Andrea Braides

In this work we examine the stability of some classes of integrals, and in particular with respect to homogenization. The prototypical case is the homogenization of quadratic energies with periodic coefficients perturbed by a term vanishing…

Analysis of PDEs · Mathematics 2024-10-15 Andrea Braides , Gianni Dal Maso , Claude Le Bris

We derive, by means of variational techniques, a limiting description for a class of integral functionals under linear differential constraints. The functionals are designed to encode the energy of a high-contrast composite, that is, a…

Analysis of PDEs · Mathematics 2021-12-14 Elisa Davoli , Martin Kružík , Valerio Pagliari

This paper is on $\Gamma$-convergence for degenerate integral functionals related to homogenisation problems in the Heisenberg group. Here both the rescaling and the notion of invariance or periodicity are chosen in a way motivated by the…

Analysis of PDEs · Mathematics 2019-06-28 Nicolas Dirr , Federica Dragoni , Paola Mannucci , Claudio Marchi

We determine the effective behavior of a class of composites in finite-strain crystal plasticity, based on a variational model for materials made of fine parallel layers of two types. While one component is completely rigid in the sense…

Analysis of PDEs · Mathematics 2016-04-13 Fabian Christowiak , Carolin Kreisbeck

We prove homogenization for a class of nonconvex (possibly degenerate) viscous Hamilton-Jacobi equations in stationary ergodic random environments in one space dimension. The results concern Hamiltonians of the form $G(p)+V(x,\omega)$,…

Analysis of PDEs · Mathematics 2022-07-05 Andrea Davini , Elena Kosygina
‹ Prev 1 2 3 10 Next ›