The diffusivity of Au in the glasses was measured at 575 to 645K by using the Auger depth profiling technique. The temperature dependence of the diffusivity was of Arrhenius type and could be described by:

D (m2/s) = 10-9.05 exp[-1.34(eV)/kT]

S.K.Sharma, P.Mukhopadhyay, Kuldeep, A.K.Jain: Thin Solid Films, 1987, 152[3], 511-23