Table 1. Calculated band edge offsets (Δχ) of VBM and CBM for Sr5Ta4O15 systems with V-doping and OVs.
| System | Δχ VBM (eV) | Δχ CBM (eV) |
|---|---|---|
| Sr5Ta4O14.5 | 1.85 | −0.62 |
| Sr5Ta4O14 | 1.82 | −0.59 |
| Sr5Ta2V2O14.5 | 1.73 | −0.56 |
| Sr5Ta2V2O14 | 1.63 | −0.46 |
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