Figure 1.

Typical FESEM images of the bare TiO2 nanorod array and PbS-TiO2 nanostructures. (a) FESEM image (40° tilted) of the bare TiO2 nanorod array grown on FTO glass by hydrothermal method. (b) FESEM images of PbS-TiO2 nanostructures after 1, (c) 3, and (d) 5 SILAR cycles.

Li et al. Nanoscale Research Letters 2013 8:67   doi:10.1186/1556-276X-8-67
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