Controlling topological charges in hyperbolic polariton vortices (IMAGE)

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS

Controlling topological charges in hyperbolic polariton vortices

Caption

A boron-nitride layer over a gold nano-spiral induces topological polariton vortices with a topological charge that can be largely reconfigured through the geometry and excitation.

Credit

by Mingsong Wang, Guangwei Hum Saroj Chand, Michele Cotrufo, Yohannes Abate, Kenji Watanabe, Takashi Taniguchi, Gabriele Grosso, Cheng-Wei Qiu and Andrea Alù

Usage Restrictions

Credit must be given to the creator.

License

CC BY

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