光学学报, 2018, 38 (1): 0122001, 网络出版: 2018-08-31
利用截头圆锥形仿生蛾眼结构提高LED光提取效率 下载: 1191次
Enhancement of Light Extraction Efficiency of LED by Bionic Moth-Eye Structure with Frustum of a Cone
图 & 表
图 1. (a)截头圆锥形微结构排列方式及(b)加入该阵列结构的LED示意图
Fig. 1. (a) Arrangement of frustum of a cone microstructure and (b) schematic of LED with the array structure
图 2. 光提取效率随微结构底面占空比的变化
Fig. 2. Light extraction efficiency as a function of the bottom fill factor of the microstructure
图 3. 光提取效率随微结构底面半径的变化
Fig. 3. Light extraction efficiency as a function of the bottom radius of the microstructure
图 4. 光提取效率随微结构高度的变化
Fig. 4. Light extraction efficiency as a function of the height of the microstructure
图 5. 光提取效率随微结构侧面倾角的变化
Fig. 5. Light extraction efficiency as a function of the side slope angle of the microstructure
图 6. 大面积直径为500 nm的SiO2纳米球阵列SEM图
Fig. 6. SEM image of the large area SiO2 nanosphere array with the diameter of 500 nm
图 8. AFM扫描结构图。(a) AFM 测试的三维图;(b)截面轮廓图
Fig. 8. AFM scanning structure. (a) Three dimensional diagram of AFM test; (b) section profile
表 1设计参数与测试参数
Table1. Design parameters and test parameters
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刘顺瑞, 王丽, 孙艳军, 王君, 王越, 吴天祺, 冷雁冰, 董连和. 利用截头圆锥形仿生蛾眼结构提高LED光提取效率[J]. 光学学报, 2018, 38(1): 0122001. Shunrui Liu, Li Wang, Yanjun Sun, Jun Wang, Yue Wang, Tianqi Wu, Yanbing Leng, Lianhe Dong. Enhancement of Light Extraction Efficiency of LED by Bionic Moth-Eye Structure with Frustum of a Cone[J]. Acta Optica Sinica, 2018, 38(1): 0122001.