Measurements were made of Ti2+-ion self-diffusion, in molten samples, by using the porous-frit technique. It was found that, at 450 to 556C, the results could be described by:

D (cm2/s) = 2.2 x 10-3 exp[-6.0(kcal/mol)/RT]

Self-Diffusion in Molten Thallous Chloride. C.A.Sjöblom, J.Andersson: Zeitschrift für Naturforschung, 1968, 23a[1], 197-8