Effective properties of a new auxetic triangular lattice: an analytical approach

Authors

  • L. Cabras Università degli Studi di Cagliari, Dipartimento di Ingegneria Civile, Ambientale e Architettura
  • M. Brun Università degli Studi di Cagliari, Dipartimento di Ingegneria Meccanica, Chimica e dei Materiali; University of Liverpool, Department of Mathematical Sciences

DOI:

https://doi.org/10.3221/IGF-ESIS.29.02

Keywords:

Auxetic lattice

Abstract

In this article we propose a new auxetic periodic lattice with negative Poisson's ratio which tends to the limit ?=-1 under particular conditions. We have studied its generation and kinematic, and we give a full description of the mechanical properties of this innovative model. Calibrating the geometrical configuration of the lattice and the mechanical properties of the constituent material we are able to have a Poisson's ratio which is arbitrarily close to -1.

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Published

09-07-2014

How to Cite

Effective properties of a new auxetic triangular lattice: an analytical approach. (2014). Frattura Ed Integrità Strutturale, 8(29), pages 9-18. https://doi.org/10.3221/IGF-ESIS.29.02