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Split-Wedge Antennas with Sub-5 nm Gaps for Plasmonic Nanofocusing

[Image: see text] We present a novel plasmonic antenna structure, a split-wedge antenna, created by splitting an ultrasharp metallic wedge with a nanogap perpendicular to its apex. The nanogap can tightly confine gap plasmons and boost the local optical field intensity in and around these opposing m...

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Detalles Bibliográficos
Autores principales: Chen, Xiaoshu, Lindquist, Nathan C., Klemme, Daniel J., Nagpal, Prashant, Norris, David J., Oh, Sang-Hyun
Formato: Online Artículo Texto
Lenguaje:English
Publicado: American Chemical Society 2016
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5159698/
https://www.ncbi.nlm.nih.gov/pubmed/27960527
http://dx.doi.org/10.1021/acs.nanolett.6b04113