Electrochemical Coprecipitation of Zinc and Aluminum in Aqueous Electrolytes for ZnO and AZO Coverage Deposition

Figure 4

SEM micrographs of ZnO coatings deposited in different aqueous nitrate baths with various Al percentage, namely, (a) ZnO electrolyte, (b) 1 at.% of aluminum, (c) 2 at.% of aluminum, (d) 4 at.% of aluminum, (e) 6 at.% of aluminum, and (f) 10 at.% of aluminum.

(a)

(b)

(c)

(d)

(e)

(f)