Figure 1.

SEM images of different ZnO microstructures by varying the electrochemical deposition conditions. (a, b) 0.05 mmol, 1 min; (c, d) 0.1 mmol, 3 min; (e, f) 0.01 mmol, 3 min; (g, h) 0.05 mmol, 5 min; (i, j) 0.05 mmol, 30 min; (k, l) 0.1 mmol, 5 min; (m, n) 0.1 mmol, 10 min.

Ding et al. Nanoscale Research Letters 2013 8:78   doi:10.1186/1556-276X-8-78
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