A Fano-resonance coupled SPP cavity on the end-facet of a single-mode fiber. (IMAGE)

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

A Fano-resonance coupled SPP cavity on the end-facet of a single-mode fiber.

Caption

(a) Schematic illustration of the quasi-3D device structure. (b) A zoom-in view shows nanocaps and nanoslits. (c) Electric field intensity distribution, where a fiber-guided lightwave incident from the bottom, mediated by the F-P etalon, excites SPPs on the aqueous solution side.

Credit

by Xiaqing Sun, Zeyu Lei, Hao Zhong, Chenjia He, Sihang Liu, Qingfeng Meng, Qingwei Liu, Shengfu Chen, Xiangyang Kong, and Tian Yang

Usage Restrictions

Credit must be given to the creator.

License

CC BY

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