Research Article

Preparation of Ag-Coated SiO2@TiO2 Core-Shell Nanocomposites and Their Photocatalytic Applications towards Phenol and Methylene Blue Degradation

Figure 6

FT-IR spectra of (a) SiO2, (b) TiO2, (c) SiO2@TiO2, and (d) 6 wt.% Ag-coated SiO2@TiO2.