Table 1. Comparative Study of the Co NPs-Loaded TiVO4 Photoanode with the Latest Co-catalysts-Developed Thin Films for PEC Activity.
| serial no. | sample | particles deposition technique | photocurrent of the photocatalyst before depositing the co-catalyst (mA/cm2) (at1.23 V vs RHE) | photocurrent of the photocatalyst after depositing the co-catalyst (mA/cm2) (at 1.23 V vs RHE) | refs |
|---|---|---|---|---|---|
| 1 | Ag–LaFeO3 | spin coating | 0.0180 | 0.0380 | (18) |
| 2 | Ni–LaFeO3 | spin coating | 0.0180 | 0.040 | (19) |
| 3 | Co–BiVO4 | electrochemical synthesis | 0.313 | 0.460 | (57) |
| 4 | Ag–ZnFe2O4 | chemical water bath | 0.100 | 0.240 | (58) |
| 5 | Co–TiVO4 | wet impregnation | 0.080 | 0.450 | this study |