Zero Index Metamaterial for Designing High-Gain Patch Antenna

Figure 2

The results for 𝑤=0.2 mm, 0.4 mm, 0.6 mm, and 0.8 mm with 𝑙=14 mm, (a) the simulated transmission spectrums, (b) the simulated reflection spectrums, (c) the simulated real parts of the permeability, (d) the simulated imaginary parts of the permeability, (e) the simulated real parts of the permittivity, (f) the simulated imaginary parts of the permittivity, (g) the simulated and measured real parts of the index, and (h) the simulated imaginary parts of the index.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)