Observing 0D subwavelength-localized modes at ~100 THz protected by weak topology

Authors: Jinlong Lu, Konstantin G. Wirth, Wenlong Gao, Andreas Heßler, Basudeb Sain, Thomas Taubner, Thomas Zentgraf

Published: 2021-12-01

DOI: 10.1126/sciadv.abl3903

Source: Full article

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Abstract

Strongly confined zero-dimensional localization with weak topological design is verified by near-field optical microscopy.