The lattice constants, axial ratio (c/a), spin orbital magnetic moments (M) and total energy (E) of pure γ-Fe and Fe–Cr alloys in AFM and NM states.
| Sys. | Mag. | Lattice parameters (Å) | c/a | M (μB) | E (eV) | |||
|---|---|---|---|---|---|---|---|---|
| s | p | d | Total | |||||
| Pure | AFM | a = 3.420, c = 3.685 | 1.077 | −0.000 | −0.000 | 0.000 | 0.000 | −260.334 |
| Others | a = 3.48a | 1.09e 1.07i 1.07l | 0.04g | 0.05g | 1.41g | 1.51g | −254.120f | |
| a = 3.50a | 1.30a | |||||||
| a = 3.56b (exp.) | 0.75b | |||||||
| a = 3.47, c = 3.75d | 1.8e | |||||||
| a = 3.45e | 0.64f | |||||||
| a = 3.38f | 1.50g | |||||||
| a = 3.56g | 0.70h (exp.) | |||||||
| a = 3.42i | 1.6i | |||||||
| 1.30k | ||||||||
| NM | a = c = 3.446 | 1.000 | — | −258.553 | ||||
| Others | a = 3.45a | 1.00i | 0.000a | −254.120f | ||||
| a = 3.46a | 0.000a | |||||||
| a = 3.382c | —f | |||||||
| a = 3.472c | —i | |||||||
| a = 3.474c | 0.000k | |||||||
| a = 3.645b (exp.) | 0.000m | |||||||
| a = 3.44d | ||||||||
| a = 3.38f | ||||||||
| a = 3.45i | ||||||||
| a = 3.552j | ||||||||
| S1 | AFM | a = 3.430, c = 3.670 | 1.070 | 0.007 | 0.043 | −0.577 | −0.527 | −261.634 |
| NM | a = 3.451, c = 3.450 | 1.000 | — | −259.759 | ||||
| S2 | AFM | a = 3.431, c = 3.670 | 1.070 | −0.007 | −0.045 | 0.554 | 0.501 | −261.647 |
| NM | a = c = 3.451 | 1.000 | — | −259.764 | ||||
Ref. 35 (obtained by PAW and FLAPW methods).
Ref. 40 (using the values of the atomic volume at 4 K and RT).
Ref. 5 (using both LDA and GGA functionals).
Ref. 41 (first-principles total-energy calculations combined with measured epitaxial film lattice constants and measured elastic constants).
Ref. 44 (by ab initio electronic structure calculations).
Ref. 15 (under LAPW methods).
Ref. 45 (employed the DVM in the framework of LDT).
Ref. 51 (the comparative experiment of two samples of Cu–Fe alloy).
Ref. 52 (used the PAW method as implemented in the VASP framework).
Ref. 53 (using the full-potential LAPW method implemented in the ELK code).
Ref. 13 (used the FLAPW method employing the WIEN95 code).
Ref. 12 (adopted PBE functional in the frame of VASP code).
Ref. 49 (using a new fixed spin-moment method).