Fig. 1From: Nonvolatile reconfigurable terahertz wave modulatorSchematic of the basic functional units. a Schematic view of a single CR and corresponding geometric parameters. α is the opening angle, w is the width, r is the outer radius and P = 80 μm is the period. b Eight CRs unit cell. c and d simulated phase and amplitude spectra of cross-polarized components of each unit cellBack to article page