Table 1.
Average crystalline size (dXRD), lattice parameter (a), theoretical density (ρXRD), specific surface area (SBET) and equivalent average particle size (dBET) of the “as made” SHS (Ho1-xLax)2O3 powders.
| Composition | dXRD, nm | a, Å | ρXRD, g/сm3 | SBET, m2/g | dBET, nm |
|---|---|---|---|---|---|
| Ho2O3 | 12.5 ± 0.5 | 10.62 ± 0.02 | 8.401 | 31.5 ± 0.1 | 22.7 ± 0.1 |
| (Ho0.97La0.03)2O3 | 8.6 ± 0.5 | 10.65 ± 0.02 | 8.273 | 30.5 ± 0.1 | 23.8 ± 0.1 |
| (Ho0.95La0.05)2O3 | 8.6 ± 0.5 | 10.66 ± 0.02 | 8.227 | 38.1 ± 0.1 | 19.1 ± 0.1 |
| (Ho0.93La0.07)2O3 | 7.2 ± 0.5 | 10.68 ± 0.02 | 8.158 | 25.1 ± 0.1 | 29.3 ± 0.1 |
| (Ho0.9La0.1)2O3 | 12 ± 1 | 10.69 ± 0.02 | 8.101 | 36.0 ± 0.1 | 20.6 ± 0.1 |