2019•Conference on Lasers and Electro-OpticsRequires access
Dual-wavelength Terahertz Metalens Based on Geometric Phase Metasurface
Tailei Wang, Hang Li, Rensheng Xie, Sensong An, Shouzheng Zhu, Guohua Zhai, Wei Guo, Hualiang Zhang, Jun Ding
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Abstract
We proposed a novel dual-wavelength meta-atom, which could be used to independently modulate the geometric phase of the circularly polarized incident wave at two terahertz frequencies. A prototype dual-wavelength metalens has been designed and verified at the terahertz regime.