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Table 1 The side lengths of the regular hexagonal nanorods

From: All-Dielectric Phase-Gradient Metasurface Performing High-Efficiency Anomalous Transmission in the Near-Infrared Region

Unit cell \(U_1(0)\) \(U_2(2\pi /5)\) \(U_3(4\pi /5)\) \(U_4(6\pi /5)\) \(U_5(8\pi /5)\) \(U_6(2\pi )\)
w (nm) 113 144 158 179 180 211