Figure 4.

Morphologies of nano-branched TiO2/CdS nanostructures. FESEM images of nano-branched TiO2/CdS nanostructures with growth time of TiO2 nanobranches for (a) 6, (b) 12, (c) 18, and (d) 24 h.

Liu et al. Nanoscale Research Letters 2014 9:107   doi:10.1186/1556-276X-9-107
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