Figure 3.

XRD patterns of ZnO (black line) and ZnO/CuO (red line). The inset shows the XRD patterns of ZnO (black line) and ZnO/CuO (red line) between 2θ = 35.5° and 40.5°.

Wu et al. Nanoscale Research Letters 2013 8:387   doi:10.1186/1556-276X-8-387
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