Table 1. Crystallographic Characteristics of Phases in Milled FeNi Powders.
refined
cell parameters |
|||||
---|---|---|---|---|---|
phase (space group) | atom | Wyckoff site | occupancy | a (Å) | c (Å) |
A1 FeNi (Fm3̅m) | Fe | 4a | 0.5 | 3.59 ± 0.02 | |
Ni | 4a | 0.55 | |||
L10 FeNi (P4/mmm) | Fe | 4a | 1 | 2.53 ± 0.01 | 3.64 ± 0.01 |
Ni | 4d | 1 | |||
α-Fe (Im3̅m) | Fe | 2a | 1 | 2.86 ± 0.00 | |
Ni (Fm3̅m) | Ni | 4a | 1 | 3.55 ± 0.02 | |
NiFe2O4 (Fd3̅m) | Fe | 8b | 1 | 8.35 ± 0.00 | |
Fe + Ni | 16c | 0.5 + 0.5 | |||
4 O | 32e | 1 |