中国激光, 2019, 46 (1): 0113002, 网络出版: 2019-01-27
宽光谱广角蛾眼抗反射超表面结构设计分析 
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Design and Analysis of Moth-Eye Antireflective Metasurface Structure with Broadband and Wide-Angle
图 & 表
图 1. 蛾眼结构理论模型。(a)三维结构模型;(b)仿真模型示意图
Fig. 1. Theoretical model of moth-eye structure. (a) Three-dimensional structural model; (b) schematic of simulation model
图 2. 宽光谱透过率与蛾眼结构参数关系曲线图。(a)周期变化;(b)底端直径变化;(c)结构高度变化;(d)顶端直径变化
Fig. 2. Relationship between broadband transmissivity and moth-eye structural parameters. (a) Varying period; (b) varying bottom diameter; (c) varying height; (d) varying top diameter
图 3. 宽角度透过率与蛾眼结构参数的关系曲线图。(a)周期变化 (D=400 nm,H=1000 nm,d=50 nm);(b)底端直径(Λ=1000 nm,H=1000 nm,d=50 nm);(c)结构高度变化(Λ=1000 nm,D=400 nm,d=50 nm);(d)顶端直径变化 (Λ=1000 nm,D=400 nm,H=1000 nm)
Fig. 3. Relationship between wide-angle transmissivity and moth-eye structural parameters. (a) Varying period (D=400 nm, H=1000 nm, d=50 nm); (b) varying bottom diameter (Λ=1000 nm, H=1000 nm, d=50 nm); (c) varying height (Λ=1000 nm, D=400 nm, d=50 nm); (d) varying top diameter (Λ=1000 nm, D=400 nm, H=1000 nm)
图 4. 蛾眼结构在不同波长和入射角度的电场分布。(a) 0.727 μm (i 0°,ii 30°,iii 60°);(b) 1.568 μm (i 0°,ii 30°,iii 60°);(c) 2.151 μm (i 0°,ii 30°,iii 60°)
Fig. 4. Electric field distributions of moth-eye structure under different wavelengths and incident angles. (a) 0.727 μm (i 0°, ii 30°, iii 60°); (b) 1.568 μm (i 0°, ii 30°, iii 60°); (c) 2.151 μm (i 0°, ii 30°, iii 60°)
图 5. 优化后的周期蛾眼结构阵列光学特性对比。(a)平面ZnS MS和优化ZnS MS蛾眼结构透过率光谱,(b)优化蛾眼结构角度和波长的透过率分布图(Λ=1000 nm、D=1000 nm、H=1500 nm和d=50 nm)
Fig. 5. Optical property comparison of moth-eye and flat structural arrays after optimization. (a) Transmissivity spectra of flat ZnS MS and optimized ZnS MS moth-eye structure; (b) distribution of transmissivity of optimized moth-eye structure versus incident angle and wavelength (Λ=1000 nm、D=1000 nm、H=1500 nm and d=50 nm)
林鹤, 付跃刚, 欧阳名钊, 赵宇, 朱启凡, 吴锦双. 宽光谱广角蛾眼抗反射超表面结构设计分析[J]. 中国激光, 2019, 46(1): 0113002. Lin He, Fu Yuegang, Ouyang Mingzhao, Zhao Yu, Zhu Qifan, Wu Jinshuang. Design and Analysis of Moth-Eye Antireflective Metasurface Structure with Broadband and Wide-Angle[J]. Chinese Journal of Lasers, 2019, 46(1): 0113002.
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