Taming the Electromagnetic Boundaries via Metasurfaces: From Theory and Fabrication to Functional Devices
Figure 39
Examples of active metasurfaces. (a) SEM image (b) transmission spectra for a MEMS-based metasurface. (c) Schematic and (d) transmission spectra for magnetic resonance (left panel) and electric resonance (right panel). Figures are reproduced from [219, 220].