Chemical diffusion in the material was studied by using the Weiss potential relaxation method, and an electrochemical cell of the form: Cu|CuI|graphite. From the results, it was deduced that the diffusivity of Cu was less than 2 x 10-6cm2/s.

On the Temperature Dependence of the Chemical Diffusion Coefficient in the Mixed Conductor Cuprous Iodide. R.A.Montani, J.C.Bazán: Solid State Ionics, 1989, 36[1-2], 65-9