Abstract

We show that low energy tunneling electrons can excite propagating surface plasmons in gold nanowires. The separation of excitation and outcoupling proves that the tunneling electrons excite gap plasmons that subsequently couple to propagating plasmons.

© 2012 Optical Society of America

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More Like This
Electrical Excitation Pathways for Graphene Plasmons

Kelvin J. A. Ooi, Hong Son Chu, Wee Shing Koh, Chang-Yu Hsieh, Dawn T. H. Tan, and Lay Kee Ang
FTh3E.6 Frontiers in Optics (FiO) 2014

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Lukas Novotny and Stefano Palomba
MThA7 Plasmonics and Metamaterials (META_PLAS) 2008

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Peng-Hong Liu, Wei Cai, Lei Wang, Xin-Zheng Zhang, and Jing-Jun Xu
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