Crystal system |
cubic |
Space group number |
221 |
Hermann-Mauguin |
Pm-3m |
Hall |
-P 4 2 3 |
Point group |
m-3m |
Normalized formula |
Mn3CuN |
The number of formula units per unit cell |
1 |
The total number of atoms per unit cell |
5 |
The number of inequivalent sites per unit cell |
3 |
Structure search |
MP |
a (Å) |
3.8288 |
b (Å) |
3.8288 |
c (Å) |
3.8288 |
α (deg.) |
90.000 |
β (deg.) |
90.000 |
γ (deg.) |
90.000 |
Volume (Å3) |
56.131 |
Density (g/cm3) |
7.170 |
DFT calculations (details) | |
---|---|
Formation energy (vs. elemental phases) |
-88.4 meV/atom |
Formation energy above hull |
|
Compounds with the same formula: Mn3CuN |
1 entry found |
Compounds with the same elements: Mn-Cu-N |
5 entries found |
Binary compounds in Mn-Cu system |
2 entries found |
Binary compounds in Mn-N system |
12 entries found |
Binary compounds in Cu-N system |
No entries found |
DFT calculations (details) | |
---|---|
Magnetic ordering |
Ferromagnetic |
Total magnetic moment |
7.37 μB/cell |
Averaged magnetic moment |
1.47 μB/atom |
Magnetic polarization, Js = μ0Ms |
1.53 T (= 1217.5 emu/cm3) |
LMTO-GF calculations (details) | |
---|---|
Curie temperature, TC |
|
DFT calculations (details) | |
---|---|
Magnetic easy axis |
|
Magnetic hardness parameter, κ |
|
index | species | w | x | y | z | m (μB) | Esoc100 (meV) | Esoc001 (meV) |
---|---|---|---|---|---|---|---|---|
1 | Mn | 3c | 0.000000 | 0.500000 | 0.500000 | 2.14 | . | . |
2 | Mn | 3c | 0.500000 | 0.500000 | 0.000000 | 2.14 | . | . |
3 | Mn | 3c | 0.500000 | 0.000000 | 0.500000 | 2.14 | . | . |
4 | Cu | 1a | 0.000000 | 0.000000 | 0.000000 | 0.15 | . | . |
5 | N | 1b | 0.500000 | 0.500000 | 0.500000 | -0.12 | . | . |
site i | site j | distance (Å) | Jij (meV) | ||||
---|---|---|---|---|---|---|---|
1 | Mn | 3c | 2 | Mn | 3c | 2.71 | . |
1 | Mn | 3c | 3 | Mn | 3c | 2.71 | . |
1 | Mn | 3c | 4 | Cu | 1a | 2.71 | . |
1 | Mn | 3c | 5 | N | 1b | 1.91 | . |
2 | Mn | 3c | 3 | Mn | 3c | 2.71 | . |
2 | Mn | 3c | 4 | Cu | 1a | 2.71 | . |
2 | Mn | 3c | 5 | N | 1b | 1.91 | . |
3 | Mn | 3c | 4 | Cu | 1a | 2.71 | . |
3 | Mn | 3c | 5 | N | 1b | 1.91 | . |
4 | Cu | 1a | 5 | N | 1b | 3.32 | . |
DFT calculations |
|
LMTO-GF calculations |
|
References |
Materials Project: mp-510380 |