Table 1. Surface atomic ratios of cocatalyst-loaded SrTiO3:Al before and after water splitting reactions under irradiation by a high-pressure Hg lamp (λ > 300 nm).
Cocatalyst | Reaction time/h | Cr/Ti | Co/Ti |
RhCrOx | 1 | 0.12 | — |
168 | 0.07 | — | |
CoOOH/RhCrOx | 0 | 0.21 | 0.27 |
168 | 0.20 | 0.25 | |
TiO2/CoOOH/RhCrOx | 0 | 0.06 | 0.04 |
168 | 0.06 | 0.04 |