Coulometric titration methods were used to study the diffusion of O in 4N-purity material at 970 to 1130K. The results could be described by:

D (cm2/s) = 3.07 x 10-4 exp[-3.922(kJ/mol)/RT]

K.Fitzner: Zeitschrift für Metallkunde, 1980, 71[3], 178-81

 

Table 115

Diffusivity of Ag in Amorphous Si

 

T (C)

D (cm2/s)

485

1.2 x 10-12

400

4.2 x 10-14

355

4.1 x 10-15

305

4.5 x 10-16