Sequential metamaterials with alternating Poisson’s ratios

Amin Farzaneh; Nikhil Pawar; Carlos M. Portela; Jonathan B. Hopkins

doi:10.1038/s41467-022-28696-9

Nature Communications (Feb 2022)

Sequential metamaterials with alternating Poisson’s ratios

Amin Farzaneh,
Nikhil Pawar,
Carlos M. Portela,
Jonathan B. Hopkins

Affiliations

Amin Farzaneh: Department of Mechanical and Aerospace Engineering, University of California, Los Angeles
Nikhil Pawar: Department of Mechanical and Aerospace Engineering, University of California, Los Angeles
Carlos M. Portela: Department of Mechanical Engineering, Massachusetts Institute of Technology
Jonathan B. Hopkins: Department of Mechanical and Aerospace Engineering, University of California, Los Angeles

DOI: https://doi.org/10.1038/s41467-022-28696-9
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 9

Abstract

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Mechanical metamaterials with alternating Poisson’s ratios are desirable for shape-morphing applications. Here the authors achieve this by utilizing self-contacting hard stops and flexible elements of different stiffnesses to achieve time-ordered sequential deformation.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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