The porous-frit technique was used to investigate self-diffusion in molten samples. The data for 380 to 555C could be described by:
D (cm2/s) = 8.3 x 10-4 exp[-6.1(kcal/mol)/RT]
Self-Diffusion in Molten Lead Bromide. C.A.Sjöblom, J.Andersson: Zeitschrift für Naturforschung, 1968, 23a[2], 239-41
Table 23
Self-Diffusion of 22Na in NaBr-AgBr
Solid Solutions at 400C
AgBr | CdBr2 | D (cm2/s) |
0 | 0.0010 | 1.04 x 10-9 |
0 | 0.0015 | 1.31 x 10-9 |
0 | 0.0020 | 2.18 x 10-9 |
0.040 | 0.0030 | 3.19 x 10-9 |
0.070 | 0.0030 | 3.94 x 10-9 |
0.100 | 0.0050 | 5.36 x 10-9 |
0.150 | 0.020 | 3.95 x 10-8 |
0.174 | 0.030 | 7.95 x 10-8 |
0.20 | 0.040 | 9.09 x 10-8 |
0.216 | 0.040 | 1.27 x 10-7 |
0.269 | 0.040 | 1.38 x 10-7 |
0.288 | 0.040 | 1.44 x 10-7 |
0.320 | 0.040 | 1.58 x 10-7 |
1.0 | 0 | 4.95 x 10-7 |
1.0 | 0.015 | 6.27 x 10-7 |
1.0 | 0.040 | 1.15 x 10-6 |
1.0 | 0.090 | 2.17 x 10-6 |