Review Article

Reconfigurable and Tunable Metamaterials: A Review of the Theory and Applications

Figure 5

(a) Vertical motion of a suspended conductive membrane changes the resonant frequency of the high-impedance surface. (b) Varying the MEMs actuation voltage across the surface allows the metamaterial to act as a reflectarray. Used by permission [105].
429837.fig.005a
(a)
429837.fig.005b
(b)