Tunable split-ring resonators for nonlinear negative-index metamaterials
Author(s) -
Ilya V. Shadrivov,
Steven K. Morrison,
Yuri S. Kivshar
Publication year - 2006
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.14.009344
Subject(s) - resonator , varicap , split ring resonator , metamaterial , optics , capacitance , coupling coefficient of resonators , nonlinear system , materials science , ring (chemistry) , optoelectronics , diode , physics , chemistry , organic chemistry , electrode , quantum mechanics
We study experimentally the dynamic tunability and self-induced nonlinearity of split-ring resonators incorporating variable capacitance diodes. We demonstrate that the eigenfrequencies of the resonators can be tuned over a wide frequency range, and significantly, we show that the self-induced nonlinear effects observed in the varactor-loaded split-ring resonator structures can appear at relatively low power levels.
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