Table 3. Distribution of Atoms of a Ce1–xSmxO2–x/2 and a Ce1–xLuxO2–x/2 Formula Unit between the F and the C Phase.
| sample name | overall nominal oxide composition | composition of the F phase | composition of the C phase |
|---|---|---|---|
| Sm20 | Ce0.80Sm0.20O1.90 | Ce0.80Sm0.15O1.825 | Sm0.05O0.075 |
| Sm30 | Ce0.70Sm0.30O1.85 | Ce0.70Sm0.26O1.79 | Sm0.04O0.06 |
| Sm40 | Ce0.60Sm0.40O1.80 | Ce0.60Sm0.34O1.71 | Sm0.06O0.09 |
| Sm50 | Ce0.50Sm0.50O1.75 | Ce0.50Sm0.38O1.57 | Sm0.12O0.18 |
| Sm60 | Ce0.40Sm0.60O1.70 | Ce0.40Sm0.52O1.58 | Sm0.08O0.12 |
| Lu10 | Ce0.90Lu0.10O1.95 | Ce0.90O1.80 | Lu0.10O0.15 |
| Lu20 | Ce0.80Lu0.20O1.90 | Ce0.80Lu0.06O1.69 | Lu0.14O0.21 |
| Lu30 | Ce0.70 Lu0.30O1.85 | Ce0.70Lu0.15O1.625 | Lu0.15O0.225 |
| Lu40 | Ce0.60 Lu0.40O1.80 | Ce0.60Lu0.23O1.545 | Lu0.17O0.255 |