Eu3Ga2
Traditional Materials TRAMP-ID: mp-672286 · Space group: C2/c (#15)
Basic Information
Formula
Eu3Ga2
MP-ID
mp-672286
Elements
2
Sites
10
Density
6.8620
g/cm³
Volume
288.13
ų
Cell a
5.9879
Å
Cell b
5.9880
Å
Cell c
8.4564
Å
α Angle
77.16
°
β Angle
77.16
°
γ Angle
88.61
°
Space Group
C2/c
Point Group
2/m
Crystal System
Monoclinic
Bravais Lattice
mC
Stability
Yes
Packing Fraction
-
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 |
|---|---|---|---|
| 20.70 | 4.2906 | 4.1 | (0,1,-1) |
| 20.70 | 4.2906 | 4.1 | (1,0,-1) |
| 21.24 | 4.1826 | 3.2 | (1,-1,0) |
| 21.82 | 4.0732 | 2.6 | (1,1,0) |
| 22.12 | 4.0192 | 5.1 | (0,0,2) |
| 23.93 | 3.7192 | 2.2 | (0,1,2) |
| 23.93 | 3.7191 | 2.2 | (1,0,2) |
| 23.98 | 3.7104 | 7.6 | (1,-1,-1) |
| 23.98 | 3.7103 | 7.6 | (1,-1,1) |
| 25.86 | 3.4454 | 100.0 | (1,1,2) |
| 29.66 | 3.0119 | 43.1 | (0,1,-2) |
| 29.66 | 3.0119 | 43.1 | (1,0,-2) |
| 30.17 | 2.9625 | 19.2 | (0,2,1) |
| 30.17 | 2.9624 | 19.2 | (2,0,1) |
| 30.64 | 2.9181 | 70.8 | (0,2,0) |
| 30.64 | 2.9181 | 70.8 | (2,0,0) |
| 30.85 | 2.8980 | 84.6 | (1,-1,-2) |
| 30.85 | 2.8980 | 84.6 | (1,-1,2) |
| 33.15 | 2.7024 | 35.1 | (1,2,1) |
| 33.15 | 2.7024 | 35.1 | (2,1,1) |
| 33.55 | 2.6708 | 35.3 | (0,1,3) |
| 33.55 | 2.6708 | 35.3 | (1,0,3) |
| 33.70 | 2.6593 | 27.4 | (0,2,2) |
| 33.70 | 2.6593 | 27.4 | (2,0,2) |
Energy Properties
Formation Energy/atom
-0.47304
eV/atom
Energy/atom
-28.16269
eV/atom
Energy above Hull
0.0000
eV/atom
Uncorrected Energy
-28.1627
eV/atom
Volume/atom
28.81
ų
c/a Ratio
1.4123
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
43.8037
μB
Mag. Ordering
Unknown
Mag. Sites
0
Magnetization/Volume
0.152030
μB/ų
Elastic Properties
Elastic data not available
Feature Analysis
Composition Overview
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Eu · 0.600
Element Family
N/A
Solute Fraction
0.400
Interstitial Fraction
0.000
Traditional Material Features
ROM Blended-Feature Radar
Rating & Classification
Tier
A
Score
0.667
Family
Binary Alloy
Matrix Element
Eu · 0.600
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-672286
Reference Citation
The crystal structure and related material properties of Eu3Ga2 were obtained from the Materials Project database (MP-ID: mp-672286, 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_Eu3Ga2
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 5.98786810
_cell_length_b 5.98794524
_cell_length_c 8.45641034
_cell_angle_alpha 77.16031905
_cell_angle_beta 77.16083952
_cell_angle_gamma 88.61372477
_symmetry_Int_Tables_number 1
_chemical_formula_structural Eu3Ga2
_chemical_formula_sum 'Eu6 Ga4'
_cell_volume 288.13092018
_cell_formula_units_Z 2
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 0.66678270 0.74117720 0.02758608 1.0
Eu Eu1 1 0.25881937 0.33321746 0.47241725 1.0
Eu Eu2 1 0.33321716 0.25882384 0.97241297 1.0
Eu Eu3 1 0.82474655 0.17524425 0.25000962 1.0
Eu Eu4 1 0.17525336 0.82475590 0.74999034 1.0
Eu Eu5 1 0.74117995 0.66678285 0.52758376 1.0
Ga Ga6 1 0.88166362 0.30592975 0.83718506 1.0
Ga Ga7 1 0.69406747 0.11834341 0.66279493 1.0
Ga Ga8 1 0.30593296 0.88165747 0.33720466 1.0
Ga Ga9 1 0.11833585 0.69406986 0.16281533 1.0
