Table 3.
Notation, composition and fabrication data of the studied samples.
| Notation | Compositiona Th/(U + Th) (mol%) | Heat treatment Ar/H2 | Sintering Ar/H2 | Cell parameter (Å) |
|---|---|---|---|---|
| Th5 | 4.78 ± 0.02 | 1000 °C, 5 h | 1650 °C, 24 h | 5.4745 (1) |
| Th9 | 8.76 ± 0.04 | 1000 °C, 5 h | 1650 °C, 24 h | 5.4800 (1) |
| Th12 | 12.30 ± 0.05 | 1000 °C, 5 h | 1650 °C, 24 h | 5.4853 (2) |
| Notation | Composition a238 Pu (%wt) | Calcination (Ar/H 2 ) | Sintering (Ar/H 2 ) | Cell parameter (Å) |
| (U,238Pu)O2 | 1.6 | 700 °C, 2 h | 1650 °C, 6 h | 5.4688 |
aComposition measured ICPMS, k = 2.