Dual-Band High Efficiency Terahertz Meta-Devices Based on Reflective Geometric Metasurfaces. - Tailei Wang; Rensheng Xie; Shouzheng Zhu; Jianjun Gao; Mingbo Xin; Sensong An; Bowen Zheng 003; Hang Li; Yuankun Lin; Hualiang Zhang; Guohua Zhai; Jun Ding (IEEE Access, 2019)