EuCu
Traditional Materials TRAMP-ID: mp-639675 · Space group: Pm-3m (#221)
Basic Information
Formula
EuCu
MP-ID
mp-639675
Elements
2
Sites
2
Density
7.5008
g/cm³
Volume
47.71
ų
Cell a
3.6269
Å
Cell b
3.6269
Å
Cell c
3.6269
Å
α Angle
90.00
°
β Angle
90.00
°
γ Angle
90.00
°
Space Group
Pm-3m
Point Group
m-3m
Crystal System
Cubic
Bravais Lattice
cP
Stability
No
Packing Fraction
0.5236
X-ray Diffraction
Diffraction Pattern
X-axis: 2θ (°); Y-axis: relative intensity; Cu Kα ; λ=1.5418 Å
Diffraction Peaks (Top 10)
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 24.54 | 3.6269 | 17.0 | (1,0,0) |
| 34.99 | 2.5646 | 100.0 | (1,1,0) |
| 43.20 | 2.0940 | 5.3 | (1,1,1) |
| 50.32 | 1.8135 | 17.5 | (2,0,0) |
| 56.76 | 1.6220 | 7.4 | (2,1,0) |
| 62.75 | 1.4807 | 35.3 | (2,1,1) |
| 73.91 | 1.2823 | 10.8 | (2,2,0) |
| 79.24 | 1.2090 | 3.9 | (3,0,0) |
| 84.47 | 1.1469 | 15.4 | (3,1,0) |
| 89.65 | 1.0936 | 2.4 | (3,1,1) |
Energy Properties
Formation Energy/atom
-0.06443
eV/atom
Energy/atom
-7.25809
eV/atom
Energy above Hull
0.0717
eV/atom
Uncorrected Energy
-7.2581
eV/atom
Volume/atom
23.85
ų
c/a Ratio
1.0000
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
7.2794
μB
Mag. Ordering
FM
Mag. Sites
1
Magnetization/Volume
0.152580
μB/ų
Elastic Properties
Elastic data not available
Feature Analysis
Composition Overview
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Eu · 0.500
Element Family
N/A
Solute Fraction
0.500
Interstitial Fraction
0.000
Traditional Material Features
ROM Blended-Feature Radar
Rating & Classification
Tier
A
Score
0.576
Family
Binary Alloy
Matrix Element
Eu · 0.500
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-639675
Reference Citation
The crystal structure and related material properties of EuCu were obtained from the Materials Project database (MP-ID: mp-639675, 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_EuCu
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 3.62690100
_cell_length_b 3.62690100
_cell_length_c 3.62690100
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural EuCu
_chemical_formula_sum 'Eu1 Cu1'
_cell_volume 47.70974592
_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 0.50000000 0.50000000 0.50000000 1.0
Cu Cu1 1 0.00000000 0.00000000 0.00000000 1.0
