Nanostructured Multilayer Composite Films of Manganese Dioxide/Nickel/Copper Sulfide Deposited on Polyethylene Terephthalate Supporting Substrate

Figure 3

SEM micrographs of nickel films electrodeposited on CuS/PET substrate for different durations: (a) 5 minutes, (b) 10 minutes, and (c) 25 minutes.

(a)

(b)

(c)