A study was made, of the diffusion of Ag+, by using autoradiographic analysis, micro-hardness measurements and micro X-ray spectral analysis. It was deduced that the pipe diffusivity at temperatures ranging from 200 to 650C could be described by an activation energy of 0.62eV.

J.E.Geguzin: Fizika Tverdogo Tela, 1966, 8[11], 3248-53