Graphene Surface Plasmon Induced Optical Field Confinement and Lasing Enhancement in ZnO Whispering-Gallery Microcavity

2014 ◽  
Vol 6 (13) ◽  
pp. 10469-10475 ◽  
Author(s):  
Jitao Li ◽  
Chunxiang Xu ◽  
Haiyan Nan ◽  
Mingming Jiang ◽  
Guangyu Gao ◽  
...  
Crystals ◽  
2019 ◽  
Vol 9 (7) ◽  
pp. 354 ◽  
Author(s):  
Yindi Wang ◽  
Hongxia Liu ◽  
Shulong Wang ◽  
Ming Cai ◽  
Lan Ma

The excellent transmission characteristics of graphene surface plasmon polaritons in mid-infrared band were analyzed and verified effectively through theoretical derivation and soft simulation in this paper. Meanwhile, a sandwich waveguide structure of dielectric–graphene–substrate–dielectric based on graphene surface plasmon polaritons (SPPs) was presented. Simulation results indicate that graphene SPPs show unique properties in the mid-infrared region including ultra-compact mode confinement and dynamic tunability, which allow these SPPs to overcome the defects of metal SPPs and traditional silicon-based optoelectronic devices. Thus, they can be used to manufacture subwavelength devices. The work in this paper lays a theoretical foundation for the application of graphene SPPs in the mid-infrared region.


2016 ◽  
Vol 41 (10) ◽  
pp. 2310 ◽  
Author(s):  
Wenjun Wu ◽  
Junbo Yang ◽  
Jingjing Zhang ◽  
Jie Huang ◽  
Dingbo Chen ◽  
...  

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