Material:

FeNiP

ID:

MMD-2478

Explore database:

Compounds with the same formula: FeNiP (1 entry found)
Compounds with the same elements: Fe-Ni-P (9 entries found)
Navigation:
Space group | Lattice parameters | Thermodynamic properties | Phase diagram | Magnetic properties | Atomic positions and site-specific magnetic data | Pair-wise magnetic data | Methods | References

Space group:

Crystal system

hexagonal

Space group number

189

Hermann-Mauguin

P-62m

Hall

P -6 -2

Point group

-6m2

Structure data:

Normalized formula

FeNiP

The number of formula units per unit cell

3

The total number of atoms per unit cell

9

The number of inequivalent sites per unit cell

4

Structure search

MP

Lattice parameters:

a (Å)

5.7652

b (Å)

5.7652

c (Å)

3.4252

α (deg.)

90.000

β (deg.)

90.000

γ (deg.)

120.000

Volume (Å3)

98.594

Density (g/cm3)

7.352

Crystal structure visualization:

Thermodynamic properties:

DFT calculations (details)

Formation energy (vs. elemental phases)

-466.1 meV/atom

Formation energy above hull

Phase diagram:

Phase diagram
The convex hull is temporarily not available while we perform maintenance.

Related structures:

Compounds with the same formula: FeNiP

1 entry found

Compounds with the same elements: Fe-Ni-P

9 entries found

Binary compounds in Fe-Ni system

17 entries found

Binary compounds in Fe-P system

11 entries found

Binary compounds in Ni-P system

13 entries found

Magnetic properties:

DFT calculations (details)

Magnetic ordering

Ferromagnetic

Total magnetic moment

3.75 μB/cell

Averaged magnetic moment

0.42 μB/atom

Magnetic polarization, Js = μ0Ms

0.44 T (= 350.1 emu/cm3)
LMTO-GF calculations (details)

Curie temperature, TC

DFT calculations (details)

Magnetic anisotropy constant, Ka-c

-0.83 MJ/m3 (= -0.51 meV/cell)

Magnetic easy axis

ab plane

Magnetic hardness parameter, κ

2.30

Atomic positions (fractional coordinates) and site-specific magnetic data:

index species w x y z m (μB) Esoc100 (meV) Esoc001 (meV)
1 Fe 3f 0.401114 0.000000 0.000000 1.36 . .
2 Fe 3f 0.000000 0.401114 0.000000 1.36 . .
3 Fe 3f 0.598886 0.598886 0.000000 1.36 . .
4 Ni 3g 0.742252 0.000000 0.500000 -0.07 . .
5 Ni 3g 0.000000 0.742252 0.500000 -0.07 . .
6 Ni 3g 0.257748 0.257748 0.500000 -0.07 . .
7 P 2d 0.333333 0.666667 0.500000 -0.03 . .
8 P 2d 0.666667 0.333333 0.500000 -0.03 . .
9 P 1a 0.000000 0.000000 0.000000 -0.04 . .
w: site multiplicity (the number of equivalent positions) and Wyckoff letter (a label for site symmetry)
m: local magnetic moment
Esoc100 (001): Spin-orbit coupling energy for the magnetization oriented along the crystallographic a (c) axis
(Individual Esoc values are temporarily not available while we perform maintenance.)
Terms and conditions

Site-resolved magnetic moments:

Local magnetic moments

Pair-wise magnetic data:

site i site j distance (Å) Jij (meV)
1 Fe 3f 2 Fe 3f 3.05 .
1 Fe 3f 3 Fe 3f 3.05 .
1 Fe 3f 4 Ni 3g 2.61 .
1 Fe 3f 5 Ni 3g 2.66 .
1 Fe 3f 6 Ni 3g 2.66 .
1 Fe 3f 7 P 2d 2.46 .
1 Fe 3f 8 P 2d 2.46 .
1 Fe 3f 9 P 1a 2.31 .
2 Fe 3f 3 Fe 3f 3.05 .
2 Fe 3f 4 Ni 3g 2.66 .
2 Fe 3f 5 Ni 3g 2.61 .
2 Fe 3f 6 Ni 3g 2.66 .
2 Fe 3f 7 P 2d 2.46 .
2 Fe 3f 8 P 2d 2.46 .
2 Fe 3f 9 P 1a 2.31 .
3 Fe 3f 4 Ni 3g 2.66 .
3 Fe 3f 5 Ni 3g 2.66 .
3 Fe 3f 6 Ni 3g 2.61 .
3 Fe 3f 7 P 2d 2.46 .
3 Fe 3f 8 P 2d 2.46 .
3 Fe 3f 9 P 1a 2.31 .
4 Ni 3g 5 Ni 3g 2.57 .
4 Ni 3g 6 Ni 3g 2.57 .
4 Ni 3g 7 P 2d 2.17 .
4 Ni 3g 8 P 2d 2.17 .
4 Ni 3g 9 P 1a 2.27 .
5 Ni 3g 6 Ni 3g 2.57 .
5 Ni 3g 7 P 2d 2.17 .
5 Ni 3g 8 P 2d 2.17 .
5 Ni 3g 9 P 1a 2.27 .
6 Ni 3g 7 P 2d 2.17 .
6 Ni 3g 8 P 2d 2.17 .
6 Ni 3g 9 P 1a 2.27 .
7 P 2d 8 P 2d 3.33 .
7 P 2d 9 P 1a 3.74 .
8 P 2d 9 P 1a 3.74 .
Jij: magnetic exchange parameter between site i and j (Individual Jij values are temporarily not available while we perform maintenance.)
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Terms and conditions

Pair-resolved magnetic exchange parameters:


Diagram is not available for this entry.

Individual exchange parameters:


Diagram is not available for this entry.

Methods:

DFT calculations

  • exchange-correlation energy functional: GGA-PBE
  • pseudopotential type: PAW
  • cutoff energy: 65.0 Ry
  • k-point grid: (kx, ky, kz) = (12, 12, 18) for magnetic anisotropy calculations
  • package: QE (v6.3)

LMTO-GF calculations

  • k-point grid: (kx, ky, kz) =
  • energy mesh: 41 points on an elliptical contour
  • package: Questaal (v7)

References:

References

Materials Project: mp-1080653
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