Nonlinear response via intrinsic rotation in metamaterials

Mingkai Liu*, Yue Sun, David A. Powell, Ilya V. Shadrivov, Mikhail Lapine, Ross C. McPhedran, Yuri S. Kivshar

*Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    38 Citations (Scopus)

    Abstract

    We propose and experimentally verify a way to achieve strong nonlinear coupling between the electromagnetic and elastic properties in metamaterials. This coupling is provided through a novel degree of freedom in metamaterial design: the internal rotation within structural elements. Our meta-atoms have high sensitivity to electromagnetic wave power, and the elastic and electromagnetic properties can be independently designed to optimize the response. We demonstrate a rich range of nonlinear phenomena including self-tuning and bistability, and provide a comprehensive experimental demonstration of the predicted effects.

    Original languageEnglish
    Article number235126
    JournalPhysical Review B - Condensed Matter and Materials Physics
    Volume87
    Issue number23
    DOIs
    Publication statusPublished - 20 Jun 2013

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