The chronopotentiometric method was used to study the diffusion of Bi ions in eutectic melts of the KCl-ZnCl2 system (31.4mol%ZnCl2). The results, for 450 to 550C, could be described by:

D (cm2/s) = 1.55 x 10-3 exp[-8.0(kcal/mol)/RT]

O.G.Zarubitskii, A.A.Omelchuk: Ukrainski Khimicheski Zhurnal, 1976, 42[12], 1318-9