A radiotracer technique was used to study the diffusion of 54Mn. For an acceptor concentration of 1018/cm3, the diffusivity at 250 to 350C could be described by:

D (cm2/s) = 1.5 x 10-4 exp[-1.3(eV)/kT]

F.A.Zaitov, V.I.Stafeev, G.S.Khodakov: Fizika Tverdogo Tela, 1972, 14[10], 3072-4