Figure 6.

SEM images of Cu2O samples obtained at different temperatures. (a) 30°C (SI1-D1 in Additional file 1), (b) 60°C (SI1-D2 in Additional file 1), and (c) 90°C (SI1-D3 in Additional file 1).

Feng et al. Nanoscale Research Letters 2012 7:276   doi:10.1186/1556-276X-7-276
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