Serial sectioning methods were used to study the diffusion of Pt at 217 to 320C. The results could be described by:

 

D (cm2/s) = 1.1 x 10-2 exp[-10.1(kcal/mol)/RT]

H.B.Vanfleet: Physical Review B, 1980, 21[10], 4337-9

 

Table 218

Isotope Effect for Au in Pb

 

Temperature (C)

E

160.0

0.18

182.0

0.22

199.0

0.19

220.0

0.13

240.0

0.17