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| Catalysts | SSA (m2 g−1) | Average pore size (nm) | aAtomic ratio (%) | aCe3+/Ce4+ | ||
|---|---|---|---|---|---|---|
| Zn | Al | Ce | ||||
| Zn/Al/Ce0 | 44.1 | 7.6 | 80.3 | 19.7 | 0 | |
| Zn/Al/Ce1 | 35.3 | 8.2 | 79.3 | 19.8 | 0.8 | 14.86% |
| Zn/Al/Ce2.5 | 31.3 | 8.9 | 79.2 | 19.0 | 1.8 | 15.10% |
| Zn/Al/Ce5 | 40.2 | 9.6 | 76.0 | 20.0 | 3.9 | 14.53% |
| Zn/Al/Ce7.5 | 29.8 | 9.3 | 75.8 | 17.6 | 6.6 | 13.96% |
| Zn/Al/Ce10 | 43.5 | 10.8 | 76.4 | 14.8 | 8.8 | 11.08% |
The atomic ratio and the ratio of Ce3+/Ce4+ are determined by XPS results.
