The diffusion of In in single crystals was measured by using ion-beam sputtering methods at 553 to 838K. The results could be described by:

D (cm2/s) = 3.6 x 10-5 exp[-1.75(eV)/kT]

H.Mehrer, D.Weiler: Zeitschrift für Metallkunde, 1984, 75[3], 203-5

 

Table 8

Diffusivity of H in Ag

 

Temperature (K)

D (m2/s)

947

1.83 x 10-8

973

2.17 x 10-8

1027

2.44 x 10-8

1060

2.75 x 10-8

1085

3.00 x 10-8

1123

3.49 x 10-8

 

Figure 1

Grain-Boundary Diffusivity of Ni in Ag