Figure 6

The confined-synthesis of TiO2 samples in 0.3 mL of TiCl3 solution and 15 g of oleic acid in atmospheric glass vessel at 150°C for 12 h.
(a) XRD measurement. (b) FESEM images. (c) Schematic illustration for molecular structure of oleic acid. Here, the yellow, blue and red balls represent C, H and O atoms, respectively.