The diffusion of O was studied at 700 to 845C. The results could be described by:

D (cm2/s) = 1.6 x 10-1 exp[-45.5(kcal/mol)/RT]

P.Boisot, G.Beranger, P.Lacombe: Comptes Rendus de l’Academie des Sciences – C, 1972, 275[2], 91-4