Table 2 Parameters of three-layer phantom39.

From: A sub 1 GHz ultra miniaturized folded dipole patch antenna for biomedical applications

Layer name

Thickness (mm)

Permittivity (\(\varepsilon _r\))

Conductivity (S/m)

Density (kg/m\(^3\))

Skin

1

46.05

0.709

3150

Fat

2

5.56

0.041

916

Muscle

25

56.8

0.805

1046