The diffusion of 65Zn in 4N-purity material was studied at 700 to 900K. The results could be described by:

D (cm2/s) = 3.0 x 10-1 exp[-29.0(kcal/mol)/RT]

I.Gödeny, D.Beke, F.J.Kedves: Physica Status Solidi A, 1972, 13[2], K155-7