Optical and Sensing Properties of Cu Doped ZnO Nanocrystalline Thin Films

Figure 7

SEM of undoped and Cu doped ZnO thin films prepared using precursor solution of molarity of 0.15 M. Here (a), (b), and (c) correspond to samples Z2, Z2C1, and Z2C2, respectively.

(a)

(b)

(c)