A radiotracer technique was used to study the diffusion of 65Zn in epitaxial films of GaxIn1-xP. At 500 to 900C, and for a Zn concentration of 1020/cm3, the Zn diffusivity obeyed:

D (cm2/s) = 1.9 x 10-5 exp[-0.9(eV)/kT]

L.A.Volkov, Y.P.Demakov, T.D.Dzhafarov, F.P.Kesamanly: Fizika Tverdogo Tela, 1978, 20[2], 598-600