A plasmonic waveguide consisting of a graphene monolayer placed above a high-index dielectric wedge is shown to support strongly confined plasmonic modes with low loss, which outperforms the conventional graphene ribbon waveguides.
© 2013 OSA
Y. Sun, Y. Bian, X. Zhao, Z. Zheng, J. Liu, and J. Liu, "Low-loss graphene plasmonic waveguide based on a high-index dielectric wedge for tight optical confinement," in CLEO: 2013, OSA Technical Digest (online) (Optical Society of America, 2013), paper JTu4A.33.
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