Film deposition and micro-analysis methods were used to study the diffusion of Co at 700 to 1050C. The results could be described by:

D (cm2/s) = 2.2 x 10-1 exp[-43.8(kcal/mol)/RT]

R.L.Fogelson, N.N.Kazimirov, I.V.Soshnikova: Physics of Metals and Metallography, 1977, 43[5], 1105-7