Material:

Co5N

ID:

MMD-228

Explore database:

Compounds with the same formula: Co5N (30 entries found)
Compounds with the same elements: Co-N (183 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

tetragonal

Space group number

87

Hermann-Mauguin

I4/m

Hall

-I 4

Point group

4/m

Structure data:

Normalized formula

Co5N

The number of formula units per unit cell

2

The total number of atoms per unit cell

12

The number of inequivalent sites per unit cell

3

Structure search

AGA search

Lattice parameters:

a (Å)

5.7695

b (Å)

5.7695

c (Å)

3.6860

α (deg.)

90.000

β (deg.)

90.000

γ (deg.)

90.000

Volume (Å3)

122.696

Density (g/cm3)

8.355

Crystal structure visualization:

Thermodynamic properties:

DFT calculations (details)

Formation energy (vs. elemental phases)

63.6 meV/atom

Formation energy above hull

63.6 meV/atom

Phase diagram:

Phase diagram

Related structures:

Compounds with the same formula: Co5N

30 entries found

Compounds with the same elements: Co-N

183 entries found

Magnetic properties:

DFT calculations (details)

Magnetic ordering

Ferromagnetic

Total magnetic moment

13.73 μB/cell

Averaged magnetic moment

1.14 μB/atom

Magnetic polarization, Js = μ0Ms

1.30 T (= 1034.5 emu/cm3)
LMTO-GF calculations (details)

Curie temperature, TC

DFT calculations (details)

Magnetic anisotropy constant, Ka-c

-2.42 MJ/m3 (= -1.85 meV/cell)

Magnetic easy axis

ab plane

Magnetic hardness parameter, κ

1.34

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

index species w x y z m (μB) Esoc100 (meV) Esoc001 (meV)
1 N 2a 0.000000 0.000000 0.000000 0.01 . .
2 N 2a 0.500000 0.500000 0.500000 0.01 . .
3 Co 8h 0.688160 0.905480 0.000000 1.44 . .
4 Co 8h 0.311840 0.094520 0.000000 1.44 . .
5 Co 8h 0.094520 0.688160 0.000000 1.44 . .
6 Co 8h 0.905480 0.311840 0.000000 1.44 . .
7 Co 8h 0.188160 0.405480 0.500000 1.44 . .
8 Co 8h 0.811840 0.594520 0.500000 1.44 . .
9 Co 8h 0.594520 0.188160 0.500000 1.44 . .
10 Co 8h 0.405480 0.811840 0.500000 1.44 . .
11 Co 2b 0.000000 0.000000 0.500000 0.97 . .
12 Co 2b 0.500000 0.500000 0.000000 0.97 . .
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 N 2a 2 N 2a 4.48 .
1 N 2a 3 Co 8h 1.88 .
1 N 2a 4 Co 8h 1.88 .
1 N 2a 5 Co 8h 1.88 .
1 N 2a 6 Co 8h 1.88 .
1 N 2a 7 Co 8h 3.17 .
1 N 2a 8 Co 8h 3.17 .
1 N 2a 9 Co 8h 3.17 .
1 N 2a 10 Co 8h 3.17 .
1 N 2a 11 Co 2b 1.84 .
1 N 2a 12 Co 2b 4.08 .
2 N 2a 3 Co 8h 3.17 .
2 N 2a 4 Co 8h 3.17 .
2 N 2a 5 Co 8h 3.17 .
2 N 2a 6 Co 8h 3.17 .
2 N 2a 7 Co 8h 1.88 .
2 N 2a 8 Co 8h 1.88 .
2 N 2a 9 Co 8h 1.88 .
2 N 2a 10 Co 8h 1.88 .
2 N 2a 11 Co 2b 4.08 .
2 N 2a 12 Co 2b 1.84 .
3 Co 8h 4 Co 8h 2.43 .
3 Co 8h 5 Co 8h 2.66 .
3 Co 8h 6 Co 8h 2.66 .
3 Co 8h 7 Co 8h 4.48 .
3 Co 8h 8 Co 8h 2.67 .
3 Co 8h 9 Co 8h 2.52 .
3 Co 8h 10 Co 8h 2.52 .
3 Co 8h 11 Co 2b 2.63 .
3 Co 8h 12 Co 2b 2.58 .
4 Co 8h 5 Co 8h 2.66 .
4 Co 8h 6 Co 8h 2.66 .
4 Co 8h 7 Co 8h 2.67 .
4 Co 8h 8 Co 8h 4.48 .
4 Co 8h 9 Co 8h 2.52 .
4 Co 8h 10 Co 8h 2.52 .
4 Co 8h 11 Co 2b 2.63 .
4 Co 8h 12 Co 2b 2.58 .
5 Co 8h 6 Co 8h 2.43 .
5 Co 8h 7 Co 8h 2.52 .
5 Co 8h 8 Co 8h 2.52 .
5 Co 8h 9 Co 8h 4.48 .
5 Co 8h 10 Co 8h 2.67 .
5 Co 8h 11 Co 2b 2.63 .
5 Co 8h 12 Co 2b 2.58 .
6 Co 8h 7 Co 8h 2.52 .
6 Co 8h 8 Co 8h 2.52 .
6 Co 8h 9 Co 8h 2.67 .
6 Co 8h 10 Co 8h 4.48 .
6 Co 8h 11 Co 2b 2.63 .
6 Co 8h 12 Co 2b 2.58 .
7 Co 8h 8 Co 8h 2.43 .
7 Co 8h 9 Co 8h 2.66 .
7 Co 8h 10 Co 8h 2.66 .
7 Co 8h 11 Co 2b 2.58 .
7 Co 8h 12 Co 2b 2.63 .
8 Co 8h 9 Co 8h 2.66 .
8 Co 8h 10 Co 8h 2.66 .
8 Co 8h 11 Co 2b 2.58 .
8 Co 8h 12 Co 2b 2.63 .
9 Co 8h 10 Co 8h 2.43 .
9 Co 8h 11 Co 2b 2.58 .
9 Co 8h 12 Co 2b 2.63 .
10 Co 8h 11 Co 2b 2.58 .
10 Co 8h 12 Co 2b 2.63 .
11 Co 2b 12 Co 2b 4.48 .
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:

Exchange coupling parameters

Individual exchange parameters:

Exchange coupling parameters

Methods:

DFT calculations

  • exchange-correlation energy functional: GGA-PBE
  • pseudopotential type: PAW
  • cutoff energy: 65.0 Ry
  • k-point grid: (kx, ky, kz) = (10, 10, 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

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