Far-field probing of leaky topological states in all-dielectric metasurfaces

Maxim A. Gorlach; Xiang Ni; Daria A. Smirnova; Dmitry Korobkin; Dmitry Zhirihin; Alexey P. Slobozhanyuk; Pavel A. Belov; Andrea Alù; Alexander B. Khanikaev

doi:10.1038/s41467-018-03330-9

Nature Communications (Mar 2018)

Far-field probing of leaky topological states in all-dielectric metasurfaces

Maxim A. Gorlach,
Xiang Ni,
Daria A. Smirnova,
Dmitry Korobkin,
Dmitry Zhirihin,
Alexey P. Slobozhanyuk,
Pavel A. Belov,
Andrea Alù,
Alexander B. Khanikaev

Affiliations

Maxim A. Gorlach: The Department of Electrical Engineering, Grove School of Engineering, City College of the City University of New York
Xiang Ni: The Department of Electrical Engineering, Grove School of Engineering, City College of the City University of New York
Daria A. Smirnova: The Department of Electrical Engineering, Grove School of Engineering, City College of the City University of New York
Dmitry Korobkin: The Department of Electrical Engineering, Grove School of Engineering, City College of the City University of New York
Dmitry Zhirihin: ITMO University
Alexey P. Slobozhanyuk: ITMO University
Pavel A. Belov: ITMO University
Andrea Alù: The Department of Electrical Engineering, Grove School of Engineering, City College of the City University of New York
Alexander B. Khanikaev: The Department of Electrical Engineering, Grove School of Engineering, City College of the City University of New York

DOI: https://doi.org/10.1038/s41467-018-03330-9
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 8

Abstract

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Topological modes in photonics systems are not completely confined to the structure but can leak into free space. Here, Gorlach et al. exploit these leaky modes to probe the topological properties of a dielectric metasurface from far-field scattering measurements.

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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