The rotating disc technique was used to study the dissolution of compressed and sintered TiO2 specimens in the molten alkali chloride. Diffusion coefficients (table 173) 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 173

Diffusivity of TiO2 in Molten RbCl

 

Temperature (C)

D (cm2/s)

750

3.10 x 10-6

800

7.20 x 10-6

850

1.45 x 10-5

900

2.76 x 10-5