Infrared dielectric metamaterials from high refractive index chalcogenides

High-index dielectric materials are in great demand for nanophotonic applications. Here, the authors show that chalcogenide topological insulators are suitable candidates for dielectric nanophotonics in the infrared spectral range by reporting resonances in Bi2Te3 crystals sustained in the mid-infra...

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Bibliographic Details
Main Authors: H. N. S. Krishnamoorthy, G. Adamo, J. Yin, V. Savinov, N. I. Zheludev, C. Soci
Format: Article
Language:English
Published: Nature Portfolio 2020-04-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-15444-0