Nonlinear unidirectional topological states in zigzag arrays of bianisotropic dielectric nanoparticles

Kruk, Sergey; Wang, Lei; Slobozhanyuk, Alexey; Shorokhov, Alexander; Smirnova, Daria; Kravchenko, Ivan; Poddubny, Alexander; Kivshar, Yuri

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Nonlinear unidirectional topological states in zigzag arrays of bianisotropic dielectric nanoparticles

Date

2018

Authors

Abstract

We generate a third-harmonic field from topological photonic edge states in zigzag arrays of silicon nanoparticles. The effect is unidirectional due to the interplay of nonlinearity and bianisotropic coupling between electric and magnetic Mie resonances.