Nonlinear Geometric Phase Gradient Metasurfaces beyond the Dipole Approximation

Sylvain D. Gennaro; Sylvain D. Gennaro; Sylvain D. Gennaro; Yi Li; Yi Li; Yi Li; Stefan A. Maier; Stefan A. Maier; Rupert F. Oulton

doi:10.1364/CLEO_QELS.2020.FTh1C.2

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2020),
paper FTh1C.2
•https://doi.org/10.1364/CLEO_QELS.2020.FTh1C.2

Nonlinear Geometric Phase Gradient Metasurfaces beyond the Dipole Approximation

Sylvain D. Gennaro, Yi Li, Stefan A. Maier, and Rupert F. Oulton

CLEO: QELS_Fundamental Science 2020

Washington, DC United States
10–15 May 2020
ISBN: 978-1-943580-76-7

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Optical Phenomena in Metasurfaces (FTh1C)

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S. D. Gennaro, Y. Li, S. A. Maier, and R. F. Oulton, "Nonlinear Geometric Phase Gradient Metasurfaces beyond the Dipole Approximation," in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optica Publishing Group, 2020), paper FTh1C.2.

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Abstract

In this work, we identify the role of higher order antenna’s modes on a metasurface’s Pancharatnam - Berry phase by investigating second harmonic light scattering from two metasurfaces exhibiting dipolar and quadrupolar radiation.

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