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Active high-Q dielectric terahertz supercavities
S. Han
,
L. Cong
,
Yogesh Kumar Srivastava
,
B. Qiang
,
M.V. Rybin
,
W.X. Lim
,
Q.J. Wang
,
Y.S. Kivshar
,
R. Singh
Published in Optica Publishing Group (formerly OSA)
2018
DOI:
10.1364/CLEO_SI.2018.SW4D.6
Volume: Part F94-CLEO_SI 2018
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. © OSA 2018.
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Journal Details
Authors (1)
About the journal
Journal
Optics InfoBase Conference Papers
Publisher
Optica Publishing Group (formerly OSA)
ISSN
21622701
Authors (1)
Yogesh Kumar Srivastava
Department of Physics
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