光学学报, 2020, 40 (7): 0713001, 网络出版: 2020-04-15
太赫兹V-形错位超表面异常折射振幅调控研究 下载: 1080次
Manipulation on Amplitude of Anomalous Refraction in Staggered Terahertz V-Shaped Metasurface
图 & 表
图 1. 4.3 THz光入射时超晶胞结构单元(插图I)及各单元对应的交叉偏振散射相位、透射率。插图Ⅱ为异常折射在4.3 THz处的传播相位剖面
Fig. 1. Schematic of periodic supercell unit (inset I) as well as cross-polarized scattering phase and transmittance for 4.3 THz incident light. Phase distribution simulation of anomalous refraction at 4.3 THz is shown in inset II
图 2. 超表面结构示意图(上)及对应的异常折射交叉偏振光在x方向上的电场分布(下)。错开距离:(a)(e) 0;(b)(f) 1/4周期;(c)(g) 2/4周期;(d)(h) 3/4周期
Fig. 2. Metasurface structures (top) and corresponding electric field distributions of abnormally refracted cross-polarized light in x direction (bottom). Staggered distance: (a)(e) 0; (b)(f) 1/4 period; (c)(g) 2/4 period; (d)(h) 3/4 period
汪云, 章少华, 沈云, 邓晓华, 罗小青. 太赫兹V-形错位超表面异常折射振幅调控研究[J]. 光学学报, 2020, 40(7): 0713001. Yun Wang, Shaohua Zhang, Yun Shen, Xiaohua Deng, Xiaoqing Luo. Manipulation on Amplitude of Anomalous Refraction in Staggered Terahertz V-Shaped Metasurface[J]. Acta Optica Sinica, 2020, 40(7): 0713001.