The self-diffusion of F in molten Li2BeF4 was investigated by using the capillary reservoir technique, and 18F. It was found that the results could be described by:

D (cm2/s) = 6.61 x 103 exp[-30600/RT]

H.Ohno, Y.Tsunawaki, N.Umesaki, K.Furukawa, N.Iwamoto: Journal of the Japan Institute of Metals, 1977, 41[4], 391-6