Compound | Sr3LaNb3O12 | Sr3LaTa3O12 | Ba3LaNb3O12 | Ba3LaTa3O12 |
---|---|---|---|---|
Distribution of the (AII,La) non-block cations | 0,82Sr+ 0,18La | 0,75Sr + 0,25La | 0,75Ba + 0,25La | 0,75Ba + 0,25La |
Distribution of the (AII,La) internal cations | 0,68Sr + 0,32La | 0,75Sr + 0,25La | 0,75Ba + 0,25La | 0,75Ba + 0,25La |
Distortion rates (Δ) of the border layer’s MO6 octahedrons | 72 • 10-4 | 60 • 10-4 | 37 • 10-4 | 18 • 10-4 |
Distortion rates (Δ) of the inner layer’s MO6 octahedrons | 0 | 0 | 0 | 0 |
Crystal data source | [27] | [33] | [32] | [11] |