Chronopotentiometric methods were used to study the diffusion of Ce3+ ions in eutectic melts. The diffusivity at 825C was equal to 1.5 x 10-5cm2/s.
Electrochemical Properties of U, Ce and Zr in Lithium Fluoride-Barium Fluoride Eutectic. R.Cartier: Commission d’Energie Atomique Report CEA-R-3792, 1969
Table 170
Interdiffusion Data for LiF-AlF3 Melts
AlF3 (equivalent fraction) | Temperature (C) | D (m2/s) |
0.500 | 860 | 8.4 x 10-10 |
0.500 | 900 | 1.2 x 10-9 |
0.500 | 950 | 1.7 x 10-9 |
0.500 | 1000 | 2.2 x 10-9 |
0.500 | 1020 | 1.6 x 10-9 |
0.562 | 860 | 7.2 x 10-10 |
0.562 | 900 | 1.3 x 10-9 |
0.562 | 950 | 1.7 x 10-9 |
0.562 | 1000 | 4.2 x 10-9 |
0.562 | 1020 | 2.7 x 10-9 |
0.618 | 860 | 5.1 x 10-10 |
0.618 | 900 | 1.2 x 10-9 |
0.618 | 950 | 5.1 x 10-10 |
0.685 | 860 | 1.0 x 10-9 |
0.685 | 950 | 1.3 x 10-9 |
0.685 | 1000 | 2.6 x 10-9 |
0.685 | 1020 | 2.3 x 10-9 |