Extraordinary optical transmission induced by electric resonance ring and its dynamic manipulation at far-infrared regime
Author(s) -
Chenggang Hu,
Mingbo Pu,
Xiong Li,
Ming Wang,
Feng Qin,
Xiangang Luo
Publication year - 2011
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.19.018109
Subject(s) - resonance (particle physics) , optics , materials science , electric field , optoelectronics , physics , atomic physics , quantum mechanics
We present a design for a sub-wavelength hole array (SHA) decorated with an electric resonance ring (ERR) to realize angle-insensitive extraordinary optical transmission (EOT) at 9.7 μm. A net electric resonance in the whole MM plane, induced by the counter-circulating LC loops in each MM unit-cell, is proposed to have the primary responsibility for the EOT. By tuning the carrier density of an added doped-semiconductor that participates in the in-plane LC resonance, dynamic EOT manipulation and an electric-control turn-on/off function is obtained in our MM.
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