Observation of directional leaky polaritons at anisotropic crystal interfaces

Abstract Extreme anisotropy in some polaritonic materials enables light propagation with a hyperbolic dispersion, leading to enhanced light-matter interactions and directional transport. However, these features are typically associated with large momenta that make them sensitive to loss and poorly a...

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Bibliographic Details
Main Authors: Xiang Ni, Giulia Carini, Weiliang Ma, Enrico Maria Renzi, Emanuele Galiffi, Sören Wasserroth, Martin Wolf, Peining Li, Alexander Paarmann, Andrea Alù
Format: Article
Language:English
Published: Nature Portfolio 2023-05-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-023-38326-7