Nonlinear nanoantenna with self-tunable scattering pattern

Date

2012

Authors

Lapshina, Nadezhda
Noskov, R E
Kivshar, Yuri

Journal Title

Journal ISSN

Volume Title

Publisher

MAIK Nauka-Interperiodica

Abstract

A new concept of a nonlinear plasmonic nanoantenna with self-tunable scattering pattern (indicatrix) is suggested. It is shown that the onset of modulational instability in a nanoantenna consisting of two identical nonlinear metallic nanoparticles results in dynamic energy exchange between the eigenmodes of the nanodimer, accompanied by periodic rotation and switching of the scattering pattern. Such a nanoantenna features a wide scanning sector, a relatively low working threshold, and a short response time. This makes it attractive for applications in nanophotonics and biology.

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Citation

Source

Journal of Experimental and Theoretical Physics Letters

Type

Journal article

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Restricted until

2037-12-31