Oxide p-n Heterojunction of Cu₂O/ZnO Nanowires and Their Photovoltaic Performance

Figure 1

Tilt-view SEM images of the Cu₂O layers electrodeposited on ITO, which were synthesized at bath conditions of (a) pH 9, (b) pH 10, and (c) pH 11. (d) XRD patterns of the Cu₂O/ITO heterostructures.

(a)

(b)

(c)

(d)