Optical and Photocatalytic Properties of Cu_xS/ZnO Composite Thin Films Deposited by Robotic Spray Pyrolysis Deposition

Figure 3

2D (a, c) and 3D (b, d) AFM images for the Cu_xS-ZnO composites deposited at 300°C (a, b) and after the annealing treatment at 400°C (c, d).

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