Zaid Akram, Xiuping Li, Zihang Qi, Abdul Aziz, Li Yu, Hua Zhu, Xing Jiang, Xiaoming Li. Broadband High-Order OAM Reflective Metasurface With High Mode Purity Using Subwavelength Element and Circular Aperture. IEEE Access, 7:71963-71971, 2019. [doi]
Abstract is missing.