Elastic recoil detection methods were used to study the diffusion of Li at 150 to 240C. The results could be described by:

D (cm2/s) = 3.7 x 10-1 exp[-126.1(kJ/mol)/RT]

C.Moreau, A.Allouche, E.J.Knystautas: Journal of Applied Physics, 1985, 58[12], 4582-6