A Novel Tunable Triple-Band Left-Handed Metamaterial

Figure 8

Retrieved (a) permittivity, (b) permeability, (c) impedance, and (d) refractive index with the loaded capacitance ranging from 12 pF to 18 pF. The solid lines represent the real part and the dashed lines represent the imaginary part of the parameters.

(a)

(b)

(c)

(d)