Fig.1.

Fig.2.

Fig.3.

Fig.4.

Shielding effectiveness of samples measured for an electric field parallel to the conducting fibres, j =0°
Sample | Shielding effectiveness at 8.5 GHz [dB] | Shielding effectiveness at 12 GHz [dB] |
---|---|---|
1. Steel + CNT +Graphene | 23 | 16 |
2. Steel + CNT + Ag | 24 | 17.5 |
3. Steel + CNT | 25 | 17 |
4. Steel | 27 | 19 |