The diffusive behavior of S in the γ-phase was studied at 1200 to 1350C. The results could be described by:

D (cm2/s) = 2.4 x 100 exp[-53.4(kcal/mol)/RT]

M.G.Seibel: Mémoires Scientifiques de la Revue de Métallurgie, 1964, 61, 431