High focusing efficiency terahertz lens based on Huygens metasurface

Xiong, XM; Tian, YY; Huang, W; Cheng, Y; Yin, S; Liang, YD; Zhang, WT

Huang, W; Yin, S (corresponding author), Guilin Univ Elect Technol, Guangxi Key Lab Optoelect Informat Proc, Guilin, Peoples R China.

JOURNAL OF NANOPHOTONICS, 2021; 15 (2):

Abstract

We propose an ultra-thin Huygens lens with high focusing efficiency and robustness that is composed of a unit cell with a pair of C-shaped split-ring ......

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