Figure 5

The RL curves of the Cu@Ni NWs/GO (1:1), Cu@Ni NWs, and GO samples in paraffin matrix with thickness of 2.5 mm in the frequency range of 2.0–18.0 GHz.

The RL curves of the Cu@Ni NWs/GO (1:1), Cu@Ni NWs, and GO samples in paraffin matrix with thickness of 2.5 mm in the frequency range of 2.0–18.0 GHz.