Influence of InP coupling cavity on Fano resonance of sub wavelength MIM waveguide

被引:4
作者
Ban, Shihao [1 ]
Liu, Huangqing [1 ]
Xiao, Shifang [1 ]
Mao, Jingjing [2 ]
Luo, Jie [3 ]
机构
[1] Hunan Univ, Sch Phys & Elect, Changsha 410082, Peoples R China
[2] Huaihua Normal Coll, Huaihua 418008, Peoples R China
[3] Cent South Univ Forestry & Technol, Sch Mat Sci & Engn, Changsha 410004, Hunan, Peoples R China
基金
中国国家自然科学基金;
关键词
D O I
10.1038/s41598-021-90773-8
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
In this paper, influence of InP coupling cavity on Fano resonance of sub wavelength MIM waveguide was studied by FDTD. It was observed that the resonant wavelengths of mode m(j) (j = 1, 2, 3) were closely related with the height H-2 of InP coupling cavity. In addition, before and after the addition of air cavity, the relative farfield intensities I was a function of height H-2. Therefore, InP as discrete state could be used as the filling dielectrics of Fano resonance in the MIM waveguide.
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页数:5
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