Synthesis of Artificial Magnetic Conductors Using Structure-Based Evolutionary Design

Table 2

Comparison between the periodic structures derived from the best individuals shown in Figures 5, 6, and 7.

	𝑁𝐺	Φ @ 14.2 GHz	𝐵  [−90° : 90°]
Yang et al. [3]	—	20.52°	13.9 GHz–14.56 GHz
Case A	12	2.2°	13.8 GHz–14.52 GHz
Case B	11	0.83°	13.6 GHz–14.75 GHz
Case C	8	10.5°	13.1 GHz–15.4 GHz

𝑁_𝐺: number of generation required to reach the best individual; Φ: phase of the reflection coefficient; 𝐵: frequency bandwidth for Φ∈[−90° : 90°].