fig4

Figure 4. (A) Diagram showing the synthesis process of the Y₁/TiO₂ photocatalyst; (B) AC-HAADF-STEM image of the as-prepared Y₁/TiO₂; (C) Fourier-transformed EXAFS spectra at the Y K-edge; (D) Schematic model of Y₁/TiO₂ structure; (E) Photocatalytic toluene oxidation performance for various photocatalyst samples; (F) Photocatalytic toluene conversion and the selectivity for benzoic acid, benzyl alcohol, and benzaldehyde after 48-h of photocatalytic reaction. Copyright 2024, American Chemical Society^[60]. AC-HAADF-STEM: Aberration-corrected high-angle-annular-dark-field scanning transmission electron microscopy; EXAFS: extended X-ray absorption fine structure.