The diffusive behavior of 59Fe at 1205 to 1395C was studied. The results could be described by:

D (cm2/s) = 1.0 x 100 exp[-2.79(eV)/kT]

H.Bakker, J.Backus, F.Waals: Physica Status Solidi B, 1971, 45[2], 633-8