Research Article

Hydrothermal Synthesis of Bi2S3 Nanorods from a Single-Source Precursor and Their Promotional Effect on the Photocatalysis of TiO2

Figure 3

TEM images of pure TiO2 (a) and Bi2S3/TiO2 heterojunctions prepared by different methods: (b) a physical way; (c) a chemical way.
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(a)
125409.fig.003b
(b)
125409.fig.003c
(c)