The Synthetic Effects of Iron with Sulfur and Fluorine on Photoabsorption and Photocatalytic Performance in Codoped
Figure 2
Total density of states (DOS) of (a) undoped anatase TiO2, (b) F-doped TiO2, (c) Fe-doped TiO2, and (d) S-doped TiO2 and projected density of states (PDOS) of (a′) pure TiO2, (b′) F-doped TiO2, (c′) Fe-doped TiO2, and (d′) S doped TiO2. The dashed line represents the Fermi energy level.