A Vanadium Dioxide Film-Based Polarization Switchable Sand-Clock Metasurface for THz Wireless Communications
This paper introduces a polarization-switchable metasurface (MTS) utilizing a sand-clock-shaped unit cell integrated with vanadium dioxide (VO2) for terahertz (THz) communication. The structure comprises a metallic sand-clock resonator, a VO2 phase-change layer between dielectric substrates, and a continuous gold groun...