The diffusion of Al in polycrystalline samples of the α phase was measured by using nuclear resonance broadening methods at 600 to 850C. The results could be described by:

D (cm2/s) = 7.4 x 10-7 exp[-1.62(eV)/kT]

J.Räisänen, A.Anttila, J.Keinonen: Journal of Applied Physics, 1985, 57[2], 613-4

 

Table 236

Diffusivity of Au in -Ti as a Function of Temperature

 

Temperature (K)

D (m2/s)

823

7.6 x 10-22

873

7.5 x 10-21

923

4.1 x 10-20

943

8.2 x 10-20

973

3 x 10-19