Preparation and Photocatalytic Activity of Ag Modified Ti-Doped-Bi₂O₃ Photocatalyst

Figure 1

(a) Powder X-ray diffraction (XRD) patterns of bismuth titanate composite; ● represents the XRD peak of Bi₁₂TiO₂₀; ■ represents the XRD peak of Bi₄Ti₃O₁₂. (b) UV-Vis diffuse reflectance spectra of TDB—a; 0.05 Ag@TDB—b; 0.1 Ag@TDB—c; 0.3 Ag@TDB—d; 0.75 Ag@TDB—e; and 1.0 Ag@TDB—f.

(a)

(b)