The rotating disc technique was used to study the dissolution of compressed and sintered TiO2 specimens in the molten alkali chloride. Diffusion coefficients (table 153) were deduced from the results.

T.L.Inyushkina, L.P.Petukhova, N.A.Kurmachev, S.S.Ignatov: Zhurnal Fizicheskoi Khimii, 1977, 51[4], 1008-9

 

 

Table 153

Diffusivity of TiO2 in Molten NaCl

 

Temperature (C)

D (cm2/s)

850

2.24 x 10-5

900

4.17 x 10-5

950

7.40 x 10-5

1000

1.23 x 10-4