Synthesis, Characterization, and Photocatalytic Activity of Zn-Doped SnO₂/Zn₂SnO₄ Coupled Nanocomposites

Figure 6

(a) The variations of adsorption spectra of aqueous MB in the presence of Zn-doped SnO₂/Zn₂SnO₄ nanocomposites at different periods of time under ultraviolet irradiation; (b) the comparisons of photocatalytic degradation activity of different photocatalysts, including pure Zn₂SnO₄, pure Zn-doped SnO₂, and 15% Zn-doped SnO₂/Zn₂SnO₄ nanocomposites.

(a)

(b)