Figure 4 | Scientific Reports

Figure 4

From: Super-light Cu@Ni nanowires/graphene oxide composites for significantly enhanced microwave absorption performance

Figure 4

(a) Illustration of the Cu@Ni NWs/GO composites, and the photograph of Cu@Ni NWs/GO (1:1) suspension (upper left). (b) The lyophilized Cu@Ni NWs/GO (1:1) (left) and Cu@Ni NWs (right) with the same mass on the balance. (c,d) SEM images of Cu@Ni NWs/GO (1:1) with different magnifications. TEM images of GO (e), Cu@Ni NWs/GO (1:0.5) (f), Cu@Ni NWs/GO (1:1) (g), and Cu@Ni NWs/GO (1:2) (h).

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