Active Tuning Of Reflectance At Long Infrared Wavelengths Using Strongly Coupled Metasurface-Semiconductor Hybrid Structures

Raktim Sarma,Salvatore Campione,Michael Goldflam,Joshua Shank,Sean Smith,Jinhyun Noh,Peide D. Ye,Michael B. Sinclair,Igal Brener

2018 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO)（2018）

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摘要

We experimentally demonstrate spectral tuning and amplitude modulation of reflectance at long infrared wavelengths using a complementary metasurface strongly coupled to an epsilon-near-zero (ENZ) mode in an ultrathin InGaAs layer with a reflecting backplane.

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关键词

reflecting backplane,infrared wavelengths,metasurface-semiconductor hybrid structures,amplitude modulation,epsilon-near-zero mode,InGaAs

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