autores Gustavo Alexandre Oliveira Rodrigues Dias João Pedro Lourenço Gil Nunes Magalhães, Rui Miguel Pires Rana, S. Fangueiro, Raúl Gonçalves, Clara Nunes, J. P. Dias, Gustavo R.
palavras-chave Auxetic composites Auxetic fibrous structures Energy absorption Mechanical performance Poisson¿s ratio Poisson’s ratio