Resonant harmonic generation in AlGaAs nanoantennas using cylindrical vector beams

Camacho-Morales, Rocio; Bautista, Godofredo; Zang, Xiaorun; Xu, Lei; Turquet, Léo; Miroshnichenko, Andrey; Lamprianidis, Aristeidis; Rahmani, Mohsen; Neshev, Dragomir N.; Kauranen, Martti

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Resonant harmonic generation in AlGaAs nanoantennas using cylindrical vector beams

Date

2018

Authors

Camacho-Morales, Rocio

Miroshnichenko, Andrey

Lamprianidis, Aristeidis

Rahmani, Mohsen

Neshev, Dragomir N.

Kauranen, Martti

Abstract

We use second- and third-harmonic generation with cylindrical vector beams to investigate AlGaAs nanodisks. The nonlinear emission is found to depend strongly on the interplay between tensorial nonlinearities, focal-field symmetries and resonant multipolar excitations.