Table 4. Unit Cell Parameters and Energies of the Zn-LDH Crystal Structures with Different Amounts of Fe3+ Cationsa.
| parameters | Zn:Al10Fe2 | Zn:Al6Fe6 | Zn:Fe12 |
|---|---|---|---|
| a | 3.138 | 3.145 | 3.164 |
| b | 3.120 | 3.134 | 3.163 |
| c | 22.178 | 22.175 | 22.184 |
| α | 89.5 | 89.2 | 89.3 |
| β | 90.0 | 90.1 | 90.0 |
| γ | 120.8 | 120.5 | 120.2 |
| energy | –6977.5394 | –7226.2093 | –7599.1961 |
Distances are given in Å, angles in degrees, and energies are in eV per unit cell.