Electromagnetic Shielding Characteristics of Eco-Friendly Foamed Concrete Wall

Table 2

Dielectric constant of materials sample.

Materials samples	Size	Permittivity
		Reference	Measured
Teflon [22]	40 mm × 30 mm × 20 mm	2.1	2.04
Wood (dry) [23]	28 mm × 28 mm × 20 mm	2	2
Soda-lime glass [22]	30 mm × 30 mm × 10 mm	6	6.1