Eu5Mg
Traditional Materials TRAMP-ID: mp-1184358 · Space group: P-62m (#189)
Basic Information
Formula
Eu5Mg
MP-ID
mp-1184358
Elements
2
Sites
6
Density
5.6042
g/cm³
Volume
232.34
ų
Cell a
6.6135
Å
Cell b
6.6135
Å
Cell c
6.1339
Å
α Angle
90.00
°
β Angle
90.00
°
γ Angle
120.00
°
Space Group
P-62m
Point Group
-6m2
Crystal System
Hexagonal
Bravais Lattice
hP
Stability
No
Packing Fraction
0.7405
X-ray Diffraction
Diffraction Pattern
X-axis: 2θ (°); Y-axis: relative intensity; Cu Kα ; λ=1.5418 Å
Diffraction Peaks (Top 24)
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 14.44 | 6.1339 | 3.3 | (0,0,0,1) |
| 15.47 | 5.7274 | 6.0 | (1,0,-1,0) |
| 21.22 | 4.1862 | 11.1 | (1,0,-1,1) |
| 26.96 | 3.3067 | 24.7 | (2,-1,-1,0) |
| 29.12 | 3.0670 | 25.4 | (0,0,0,2) |
| 30.72 | 2.9107 | 100.0 | (2,-1,-1,1) |
| 31.23 | 2.8637 | 2.7 | (2,0,-2,0) |
| 33.13 | 2.7037 | 2.0 | (1,0,-1,2) |
| 34.57 | 2.5949 | 1.3 | (2,0,-2,1) |
| 40.10 | 2.2487 | 17.3 | (2,-1,-1,2) |
| 41.72 | 2.1648 | 2.0 | (3,-1,-2,0) |
| 43.22 | 2.0931 | 2.3 | (2,0,-2,2) |
| 44.38 | 2.0414 | 2.5 | (3,-1,-2,1) |
| 47.20 | 1.9256 | 1.4 | (1,0,-1,3) |
| 47.63 | 1.9091 | 19.3 | (3,0,-3,0) |
| 51.68 | 1.7686 | 2.2 | (3,-1,-2,2) |
| 52.63 | 1.7390 | 21.9 | (2,-1,-1,3) |
| 55.59 | 1.6534 | 3.2 | (4,-2,-2,0) |
| 56.80 | 1.6208 | 22.8 | (3,0,-3,2) |
| 57.75 | 1.5964 | 16.3 | (4,-2,-2,1) |
| 60.18 | 1.5378 | 2.0 | (4,-1,-3,1) |
| 60.36 | 1.5335 | 3.2 | (0,0,0,4) |
| 63.97 | 1.4554 | 1.4 | (2,2,-4,2) |
| 63.97 | 1.4554 | 2.8 | (4,-2,-2,2) |
Energy Properties
Formation Energy/atom
0.04235
eV/atom
Energy/atom
-8.80282
eV/atom
Energy above Hull
0.0638
eV/atom
Uncorrected Energy
-8.8028
eV/atom
Volume/atom
38.72
ų
c/a Ratio
0.9275
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
37.0701
μB
Mag. Ordering
FM
Mag. Sites
5
Magnetization/Volume
0.159550
μB/ų
Elastic Properties
Elastic data not available
Feature Analysis
Composition Overview
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Eu · 0.833
Element Family
N/A
Solute Fraction
0.167
Interstitial Fraction
0.000
Traditional Material Features
ROM Blended-Feature Radar
Rating & Classification
Tier
A
Score
0.670
Family
Binary Alloy
Matrix Element
Eu · 0.833
Related Tasks
Related computation task IDs (1)
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-1184358
Reference Citation
The crystal structure and related material properties of Eu5Mg were obtained from the Materials Project database (MP-ID: mp-1184358, database version v2026.04.13).
Literature Citation
Horton, M.K., Huck, P., Yang, R.X. et al. Accelerated data-driven materials science with the Materials Project. Nat. Mater. 24, 1522–1532 (2025). https://doi.org/10.1038/s41563-025-02272-0
3D Crystal Structure Rendering
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Raw CIF Data
# generated using pymatgen
data_Eu5Mg
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 6.61345745
_cell_length_b 6.61345745
_cell_length_c 6.13389900
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 119.99999450
_symmetry_Int_Tables_number 1
_chemical_formula_structural Eu5Mg
_chemical_formula_sum 'Eu5 Mg1'
_cell_volume 232.34022408
_cell_formula_units_Z 1
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 'x, y, z'
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_symmetry_multiplicity
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Eu Eu0 1 0.33333300 0.66666700 0.50000000 1.0
Eu Eu1 1 0.00000000 0.67818900 0.00000000 1.0
Eu Eu2 1 0.67818900 0.00000000 0.00000000 1.0
Eu Eu3 1 0.32181100 0.32181100 0.00000000 1.0
Eu Eu4 1 0.66666700 0.33333300 0.50000000 1.0
Mg Mg5 1 0.00000000 0.00000000 0.50000000 1.0
