Figure 2.

SEM images of the TiO2 thin films at different precursor temperatures. (a) Morphology and (b) cross section of sample A at 75°C and (c) morphology and (d) cross section of sample B at 60°C.

Nam et al. Nanoscale Research Letters 2012 7:89   doi:10.1186/1556-276X-7-89
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