Topology-Preserving Nonlinear Structured Light Generation from All-Dielectric Metasurfaces

Jiannan Gao,Dmitrii Tsvetkov,Danilo Gomes M Pires, Yun Xu,Ivan Kravchenko,Liang Feng,Natalia M. Litchinitser

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We experimentally demonstrate the simultaneous generation of phase-locked structured light beams, including optical vortices, Hopf links, and trefoil knots at fundamental and tripled frequencies in all-dielectric nonlinear optical metasurfaces.

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