Advances in OptoElectronics / 2012 / Article / Fig 4

Research Article

Field Enhancement in a Grounded Dielectric Slab by Using a Single Superstrate Layer

Figure 4

Enhancement factor as function of the superstrate’s relative thickness for , , with (a) and and (b) and .
439147.fig.004a
(a)
439147.fig.004b
(b)