Research Article
Three-Mode Vortex Wave Generator with Double-Layer Patch Antennas
Figure 9
Augments and phases of vortex waves with different topological index of modal-1, modal 0, and modal 1(a=14.8mm).
Augments and phases of vortex waves with different topological index of modal-1, modal 0, and modal 1(a=14.8mm).