Synthesis and Photocatalytic Properties of One-Dimensional Composite Bi₂O₃-Bi₂CrO₆ Nanowires

Figure 7

XRD pattern of the sample synthesized in different pH value of starting solution: (a) pH = 1; (b) pH = 2; (c) pH = 3; (d) pH = 4; (e) pH = 5; (f) pH = 6; (g) pH = 7; (h) pH = 11.