The diffusion of Zr4+ ions in RbCl melts was studied using chronopotentiometry. It was found that the results, for temperatures of between 1002 and 1133K, could be described by:
log[D (cm2/s)] = -1.92 – 2890/T
V.E.Komarov, M.V.Smirnov, N.P.Borodina: Tr. Inst. Elektrokhim. Ural. Nauch. Tsentr., Akad. Nauk SSSR, 1971, 17, 49-55
Table 153
Diffusivity of U in Molten RbCl-CsCl Eutectic
Valency | Temperature (C) | D (cm2/s) |
UIII | 670 | 3.7 x 10-4 |
UIII | 679 | 4.7 x 10-4 |
UIII | 791 | 7.6 x 10-4 |
UIII | 838 | 9.3 x 10-4 |
UIII | 903 | 1.1 x 10-3 |
UIV | 670 | 2.1 x 10-4 |
UIV | 679 | 2.4 x 10-4 |
UIV | 813 | 6.1 x 10-4 |
UIV | 826 | 6.5 x 10-4 |
UIV | 838 | 7.2 x 10-4 |