Table 3. Atomic Coordinates and Displacement Parameters for AmVO3 and AmVO4 Compounds.
| element | label | oxidation state | SOF | Wyckoff position | x | y | z | Uiso, Å2 |
|---|---|---|---|---|---|---|---|---|
| AmVO3 (Pbnm, perovskite) | ||||||||
| Am | Am1 | +3 | 1 | 4c | 0.9888(15) | 0.0507(5) | 1/4 | 0.004(1) |
| V | V1 | +3 | 1 | 4b | 1/2 | 0 | 0 | 0.004(1) |
| O | O1 | –2 | 1 | 4c | 0.397(8) | –0.010(9) | 1/4 | 0.008(2) |
| O | O2 | –2 | 1 | 8d | 0.745(12) | 0.263(11) | 0.037(6) | 0.008(2) |
| AmVO4 (I41/amd, zircon) | ||||||||
| Am | Am1 | +3 | 1 | 4a | 0 | 3/4 | 1/8 | 0.0074(6) |
| V | V1 | +5 | 1 | 4b | 0 | 1/4 | 3/8 | 0.0074(6) |
| O | O1 | –2 | 1 | 16h | 0 | 0.4377(11) | 0.2156(17) | 0.0148(12) |