Table 3 The average relative deviation of the spherical cloak at the different frequencies.

From: A simplified approach to 3D spherical cloaking using shell based dielectric metamaterials

Frequency (GHz)

8.6

8.7

8.8

8.9

9.0

9.1

Average relative deviation

12.7%

7%

7.2%

8.4%

7.9%

11.5%