Active high-Q dielectric terahertz supercavities
Date
Authors
Han, Song
Cong, Longqing
Srivastava, Yogesh Kumar
Qiang, Bo
Rybin, Mikhail V.
Lim, Wen Xiang
Wang, Qi Jie
Kivshar, Yuri S.
Singh, Ranjan
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Volume Title
Publisher
Institute of Electrical and Electronics Engineers Inc.
Access Statement
Abstract
We report the observation of extremely high-quality factors in all-dielectric subwavelength terahertz metasurfaces. We further demonstrate an active ultrafast switching of the high-Q resonances via direct optical excitation of the supercavities.
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Source
Type
Book Title
2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings
Entity type
Publication