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All-dielectric Metasurfaces for Infrared Absorption Spectroscopy Applications

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Authors

Leitis, Aleksandrs
Tittl, Andreas
Liu, Mingkai
Yesilkoy, Filiz
Choi, Duk-Yong
Neshev, Dragomir
Kivshar, Yuri
Altug, Hatice

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Optical Society of American (OSA)

Abstract

We present a nanophotonic method capable of detecting mid-infrared molecular fingerprints without the need for spectrometry, frequency scanning, or moving mechanical parts. We leverage dielectric metasurfaces featuring ultra-sharp resonances each tuned to discrete frequencies, enabling us to sample molecular absorption signatures over the mid-IR spectral range.

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Proceedings of the 2019 Conference on Lasers and Electro-Optics, CLEO 2019

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2037-12-31