Large characteristic lengths in 3D chiral elastic metamaterials

Tobias Frenzel; Vincent Hahn; Patrick Ziemke; Jonathan Ludwig Günter Schneider; Yi Chen; Pascal Kiefer; Peter Gumbsch; Martin Wegener

doi:10.1038/s43246-020-00107-w

Communications Materials (Jan 2021)

Large characteristic lengths in 3D chiral elastic metamaterials

Tobias Frenzel,
Vincent Hahn,
Patrick Ziemke,
Jonathan Ludwig Günter Schneider,
Yi Chen,
Pascal Kiefer,
Peter Gumbsch,
Martin Wegener

Affiliations

Tobias Frenzel: Institute of Applied Physics (APH), Karlsruhe Institute of Technology (KIT)
Vincent Hahn: Institute of Applied Physics (APH), Karlsruhe Institute of Technology (KIT)
Patrick Ziemke: 3DMM2O-Cluster of Excellence (EXC-2082/1-390761711), Karlsruhe Institute of Technology (KIT)
Jonathan Ludwig Günter Schneider: Institute of Applied Physics (APH), Karlsruhe Institute of Technology (KIT)
Yi Chen: Institute of Applied Physics (APH), Karlsruhe Institute of Technology (KIT)
Pascal Kiefer: Institute of Applied Physics (APH), Karlsruhe Institute of Technology (KIT)
Peter Gumbsch: 3DMM2O-Cluster of Excellence (EXC-2082/1-390761711), Karlsruhe Institute of Technology (KIT)
Martin Wegener: Institute of Applied Physics (APH), Karlsruhe Institute of Technology (KIT)

DOI: https://doi.org/10.1038/s43246-020-00107-w
Journal volume & issue: Vol. 2, no. 1
pp. 1 – 9

Abstract

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Chiral mechanical metamaterials enable unusual effects, such as coupling between strain and twist. Here, manufactured microstructured samples with >105 chiral unit cells exhibit large characteristic lengths, in agreement with analytical and numerical modelling and micropolar continuum elasticity.

Published in Communications Materials

ISSN: 2662-4443 (Online)
Publisher: Nature Portfolio
Country of publisher: United States
LCC subjects: Technology: Electrical engineering. Electronics. Nuclear engineering: Materials of engineering and construction. Mechanics of materials
Website: https://www.nature.com/commsmat/

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