Chirality detection of enantiomers using twisted optical metamaterials

Yang Zhao; Amir N. Askarpour; Liuyang Sun; Jinwei Shi; Xiaoqin Li; Andrea Alù

doi:10.1038/ncomms14180

Nature Communications (Jan 2017)

Chirality detection of enantiomers using twisted optical metamaterials

Yang Zhao,
Amir N. Askarpour,
Liuyang Sun,
Jinwei Shi,
Xiaoqin Li,
Andrea Alù

Affiliations

Yang Zhao: Department of Electrical and Computer Engineering, The University of Texas at Austin, 1 University Station
Amir N. Askarpour: Department of Electrical and Computer Engineering, The University of Texas at Austin, 1 University Station
Liuyang Sun: Department of Physics, The University of Texas at Austin, 1 University Station
Jinwei Shi: Department of Physics, Beijing Normal University
Xiaoqin Li: Department of Physics, The University of Texas at Austin, 1 University Station
Andrea Alù: Department of Electrical and Computer Engineering, The University of Texas at Austin, 1 University Station

DOI: https://doi.org/10.1038/ncomms14180
Journal volume & issue: Vol. 8, no. 1
pp. 1 – 8

Abstract

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Here Zhaoet al. use twisted metamaterials to drastically enhance chiral responses through strong near-field interactions, and sense the chirality down to zeptomoles of molecules, orders of magnitude smaller than what is detectable with conventional circular dichroism spectroscopy.

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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