Table 2.
Chemical compositions and specific surface area of the prepared Zn promoted solids.
| Sample |
CeO2
(wt.%) |
ZnO
(wt.%) |
Al2O3
(wt.%) |
Au
(wt.%) |
Au particle
size (nm) |
SBET
(m2/g) |
|---|---|---|---|---|---|---|
| Al | – | – | 100 | – | 202 | |
| Au/Al | – | – | 98.84 | 1.16 | 4 | 217 |
| Ce/Al | 11.1 | – | 88.91 | – | – | 186 |
| Au/Ce/Al | 10.8 | – | 87.46 | 1.7 | 4 | 197 |
| Zn/Al | – | 2.96 | 97.04 | – | – | 184 |
| Au/Zn/Al | – | 2.53 | 96.79 | 0.69 | 4 | 213 |
| CeZn1/Al | 15.78 | 0.47 | 83.75 | – | – | 179 |
| Au/CeZn1/Al | 13.84 | 0.40 | 83.89 | 1.87 | 4 | 192 |
| CeZn2/Al | 14.40 | 1.2 | 84.40 | – | 185 | |
| Au/CeZn2/Al | 13.37 | 1.05 | 83.59 | 1.99 | 4 | 181 |