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. 2016 Oct 18;6:35524. doi: 10.1038/srep35524

Figure 3. SEM and AFM images of CuO nanostructures obtained by CBD process by varying the concentration of CuSO4 precursor solution.

Figure 3

(a), (e,i) Nano-needle (10 mM), (b), (f,j) Hierarchical cauliflower (20 mM), (c), (g,k) nanosphere (50 mM) and (d), (h,l) nanosphere cluster (100 mM).