. 2021 Feb 17;7(2):e06247. doi: 10.1016/j.heliyon.2021.e06247

Table 3.

The optimized parameter of the Arc-shape strip and the respective resonance frequency.

Arc-Strip (S)	$R_{1}$ $(m m)$	$r_{1}$ $(m m)$	$ϕ_{i}$ (^o)	$δ$ $(m m)$	$g_{i}$ $(m m)$	$l_{i}$ $(m m)$	$f_{r}$ $(G H z)$
$S_{1}$	5.000	5.250	236.57	0.286	11.30	21.70	2.735
$S_{2}$	4.275	4.525	247.51	0.306	8.90	19.50	3.033
$S_{3}$	3.550	3.800	230.66	0.253	8.60	15.30	3.875
$S_{4}$	2.825	3.075	246.11	0.256	6.10	13.20	4.488
$S_{5}$	2.100	2.350	306.68	0.256	2.20	12.60	4.713