The diffusion of I in alkali metal iodide melts was studied by means of chronopotentiometry. The results for temperatures ranging from 773 to 973K could be described by:

log[D (cm2/s)] = -0.917 – 0.002455/T

L.E.Ivanovskii, V.N.Nekrasov, V.A.Biryukov, V.S.Mirnov: Elektrokhimia, 1975, 11[9], 1371-3