The impurity diffusion of 60Co at 1200 to 1490K was measured by using a serial sectioning technique. The diffusivities could be summarized by the relationship:

D (m2/s) = 1.84 x 10-3 exp[-295.5(kJ/mol)/RT]

R.V.Patil, G.P.Tiwari, B.D.Sharma: Metal Science, 1980, 14[11], 525-8