A Design of Functional Layer with Robust Constitutive Parameters for Multilayer Metamaterials

Figure 6

The definition of the polarization is shown in the inset of (b). Real part of effective index of conventional fishnet structures at 30-degree oblique incidence for TE (a) and TM (b) polarizations. The corresponding results of symmetric fishnet structures are shown in (c) and (d).

(a)

(b)

(c)

(d)