The chronopotentiometric method was used to study the diffusion of Mg ions in molten samples (table 104).

G.A.Kotelnikova, P.V.Polyakov: Izv. Vyssh. Uchebn. Zaved., Tsvetn. Metall., 1975, 5, 153-5

 

 

Table 104

Diffusivity of Mg Ions in KCl-NaCl-NaF Melts at 750 to 850C

 

NaF

log[D(cm2/s)]

Q (kJ/mol)

0

-2.42-1820/T

35.10

0.00318

-2.40-1900/T

36.70

0.00701

-2.59-2000/T

38.60

0.0287

-2.55-2100/T

40.50