It was found that the data for 63Ni diffusion could be described by:

2.02%Cr (fcc):     D (cm2/s) = 3.56 x 10-1 exp[-65.58(kcal/mol)/RT]

5.73% Cr (fcc):     D (cm2/s) = 2.82 x 10-1 exp[-65.22(kcal/mol)/RT]

9.47%Cr (fcc):     D (cm2/s) = 1.20 x 10-1 exp[-63.38(kcal/mol)/RT]

14.1%Cr (bcc):     D (cm2/s) = 1.60 x 10-2 exp[-56.71(kcal/mol)/RT]

20.1%Cr (bcc):     D (cm2/s) = 7.00 x 10-3 exp[-53.59(kcal/mol)/RT]

G.F.Hancock, G.M.Leak: Metal Science Journal, 1967, 1, 33-6