Non-Hermitian metasurface with non-trivial topology

Ciril S. Prasad; Ciril S. Prasad; Frank Yang; Weijian Li; Weijian Li; Rosemary Lach; Henry O. Everitt; Henry O. Everitt; Gururaj V. Naik

doi:10.1364/CLEO_QELS.2022.FW5D.3

Conference on Lasers and Electro-Optics
Technical Digest Series (Optica Publishing Group, 2022),
paper FW5D.3
•https://doi.org/10.1364/CLEO_QELS.2022.FW5D.3

Non-Hermitian metasurface with non-trivial topology

Ciril S. Prasad, Frank Yang, Weijian Li, Rosemary Lach, Henry O. Everitt, and Gururaj V. Naik

CLEO: QELS_Fundamental Science 2022

San Jose, California United States
15–20 May 2022
ISBN: 978-1-957171-05-0

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Topological Photonics (FW5D)

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C. S. Prasad, F. Yang, W. Li, R. Lach, H. O. Everitt, and G. V. Naik, "Non-Hermitian metasurface with non-trivial topology," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper FW5D.3.

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Abstract

The synergy between topology and non-Hermiticity in photonics holds potential for optical devices that are robust against defects. We demonstrate a non-Hermitian plasmonic-dielectric metasurface in the visible with non-trivial topology.

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