Table 3: The number of BB ( 𝑛 B B ); the pre-exponential factor ( 𝐷 0 ) at 560 K in obtained samples.

Systems 𝑛 B B ( × 10−3) 𝐷 0 (m2/s)

Samples A8.39 9 . 3 × 1 0−6
Samples B1.34 6 . 1 × 1 0−7
Samples C0.31 1 . 1 × 1 0−7
cCo89Zr11 8 . 0 × 1 0−7
dCo79Nb14B7 3 . 3 × 1 0−6

c , d E xperimental data in [25, 26].