Towards high performance hybrid two-dimensional material plasmonic devices: strong and highly anisotropic plasmonic resonances in nanostructured graphene-black phosphorus bilayer
Author(s) -
Qilin Hong,
Feng Xiong,
Wei Xu,
Zhihong Zhu,
Ken Liu,
Xiaodong Yuan,
Jianfa Zhang,
Shiqiao Qin
Publication year - 2018
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.26.022528
Subject(s) - plasmon , graphene , materials science , anisotropy , polarization (electrochemistry) , optoelectronics , black phosphorus , terahertz radiation , doping , nanotechnology , optics , physics , chemistry
Plasmonics of two-dimensional materials have attracted increasing attention in the past few years. It provides a platform for strong light-matter interactions and enables a variety of novel applications in the infrared and terahertz ranges. In this paper, we study the plasmonic properties of a graphene-black phosphorus (G-BP) bilayer. It exhibits both strong and highly anisotropic plasmonic responses that performs beyond individual graphene and black phosphorus films. Polarization dependent, anisotropic perfect absorption can be realized in this type of two-dimensional plasmonic nanostructures with moderate doping levels. This type of hybrid architecture opens a new door for high performance two-dimensional material plasmonic devices.
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