The lateral diffusion of 119mSn in evaporated thin films was measured by using autoradiographic methods at -50 to 198C. The results could be described by:

D (cm2/s) = 8.3 x 10-2 exp[-9.79(kcal/mol)/RT]

P.Singh, M.Ohring: Journal of Applied Physics, 1984, 56[4], 899-907