Paper eintragenA capillary technique was used to investigate the diffusion of 22Na in molten samples of better than 99% purity (table 206). The data for temperatures ranging from 1022 to 1132C could be described by:

D (cm2/s) = 3.08 x 10-3 exp[-8.7(kcal/mol)/RT]

K.Grjotheim, S.Zuca: Acta Chemica Scandinavica, 1968, 2[2], 531-7

 

 

 

Table 206

Diffusion of 22Na in Molten NaF

 

Temperature (C)

D (cm2/s)

1022

1.03 x 10-4

1030

1.08 x 10-4

1045

1.10 x 10-4

1052

1.14 x 10-4

1069

1.19 x 10-4

1081

1.16 x 10-4

1102

1.24 x 10-4

1117

1.27 x 10-4

1120

1.28 x 10-4

1132

1.36 x 10-4