All-dielectric metasurface optical refractive index sensor based on double Fano resonances excited by dual magnetic dipole modes

被引：1
作者：
Gao, Ziang [1 ]
Zhao, Tonggang [1 ]
机构：
[1] Beijing Univ Posts & Telecommun, Sch Elect Engn, Beijing 100876, Peoples R China
来源：
NANOPHOTONICS, MICRO/NANO OPTICS, AND PLASMONICS VIII | 2022年 / 12322卷
关键词：
metasurface; refractive index sensor; Fano resonances;
D O I：
10.1117/12.2643613
中图分类号：
TB3 [工程材料学];
学科分类号：
0805 ; 080502 ;
摘要：
We presented an all-dielectric metasurface optical refractive index sensor based on four fan-shaped holes that produces two Fano resonances in magnetic dipole (MD) modes, with maximum sensitivity (S) and figure of merit (FOM) of 225 nm/RIU and 750, respectively.
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页数：5
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