Homogenization of periodic auxetic materials

Dirrenberger, J.
Forest, S.
Jeulin, D.
Colin, C.

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Publication date

December 2011

DOI

10.1016/j.proeng.2011.04.307

Publisher

Published by Elsevier Ltd.

Abstract

AbstractMaterialspresentinganegativePoisson'sratio(auxetics)havedrawnattentionforthepasttwodecades,especiallyinthefieldoflightweightcompositestructuresandcellularmaterials.Studieshaveshownthatauxeticitymayresultinhighershearmodulus,fracturetoughnessandacousticdamping.Inthiswork,threeauxeticperiodiclatticesareconsidered.Elasticmoduliarecomputedandanisotropyisinvestigatedbytheuseoffiniteelementmethodcombinedwithnumericalhomogenizationtechnique

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Homogenization of periodic auxetic materials

Abstract

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Homogenization of periodic auxetic materials

Abstract

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