Spatial dispersion of multilayer fishnet metamaterials
Author(s) -
Sergey Kruk,
David A. Powell,
Alexander Minovich,
Dragomir N. Neshev,
Yuri S. Kivshar
Publication year - 2012
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.20.015100
Subject(s) - metamaterial , optics , transformation optics , negative refraction , permittivity , realization (probability) , photonic metamaterial , anisotropy , dispersion (optics) , tensor (intrinsic definition) , spatial dispersion , materials science , physics , optoelectronics , mathematics , dielectric , geometry , statistics
We study the anisotropic properties of multilayer fishnet optical metamaterials and describe topological transitions between the elliptic and hyperbolic dispersion regimes. In contrast to other hyperbolic media, multilayer fishnet metamaterials may have negative components not only in the effective permittivity tensor but also in the effective permeability tensor, thus allowing the realization of magnetic hyperbolic and generalized indefinite media.
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