DyGa
Traditional Materials TRA Elasticity Data ELAMP-ID: mp-30604 · Space group: Cmcm (#63)
Basic Information
Formula
DyGa
MP-ID
mp-30604
Elements
2
Sites
4
Density
8.1624
g/cm³
Volume
94.49
ų
Cell a
4.0409
Å
Cell b
4.3242
Å
Cell c
5.8236
Å
α Angle
111.79
°
β Angle
90.00
°
γ Angle
90.00
°
Space Group
Cmcm
Point Group
mmm
Crystal System
Orthorhombic
Bravais Lattice
oC
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 |
|---|---|---|---|
| 16.39 | 5.4074 | 1.2 | (0,0,1) |
| 22.14 | 4.0151 | 6.7 | (0,1,0) |
| 27.56 | 3.2369 | 27.5 | (1,0,1) |
| 31.41 | 2.8482 | 100.0 | (1,1,0) |
| 32.33 | 2.7689 | 21.4 | (0,1,1) |
| 32.33 | 2.7689 | 21.4 | (0,1,-2) |
| 33.13 | 2.7037 | 26.7 | (0,0,2) |
| 39.45 | 2.2841 | 51.7 | (1,1,1) |
| 40.13 | 2.2471 | 16.4 | (1,0,2) |
| 41.78 | 2.1621 | 25.7 | (0,2,-1) |
| 44.86 | 2.0204 | 21.0 | (2,0,0) |
| 50.57 | 1.8048 | 1.6 | (2,1,0) |
| 50.78 | 1.7979 | 10.5 | (1,2,0) |
| 52.44 | 1.7448 | 9.6 | (1,1,2) |
| 54.33 | 1.6886 | 6.6 | (0,2,1) |
| 54.33 | 1.6886 | 6.6 | (0,2,-3) |
| 55.85 | 1.6461 | 10.5 | (1,0,3) |
| 56.37 | 1.6321 | 8.9 | (2,1,1) |
| 56.37 | 1.6321 | 8.9 | (2,1,-2) |
| 56.89 | 1.6185 | 11.4 | (2,0,2) |
| 59.31 | 1.5580 | 5.1 | (1,2,1) |
| 59.31 | 1.5580 | 5.1 | (1,2,-3) |
| 62.96 | 1.4762 | 15.1 | (2,2,-1) |
| 63.99 | 1.4549 | 7.0 | (0,1,3) |
Energy Properties
Formation Energy/atom
-0.74937
eV/atom
Energy/atom
-22.46166
eV/atom
Energy above Hull
0.0000
eV/atom
Uncorrected Energy
-22.4617
eV/atom
Volume/atom
23.62
ų
c/a Ratio
1.4412
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
0.4663
μB
Mag. Ordering
Unknown
Mag. Sites
0
Magnetization/Volume
0.004940
μB/ų
Elastic Properties
KVRH
68.534
GPa
GVRH
42.601
GPa
Young's Modulus E
105.867
GPa
Poisson Ratio ν
0.243
Pugh Ratio K/G
1.609
Vickers Hardness Est.
7.296
GPa
Ductility
Ductile
Anisotropy
0.463
Lame λ
40.133
GPa
Feature Analysis
Composition Overview
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Dy · 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
0.624
Family
Binary Alloy
Matrix Element
Dy · 0.500
Elasticity Features
Elastic Modulus Comparison (GPa)
Elastic Features
Elastic Anisotropy AU
0.4630
Homogeneous Poisson ν
0.2430
Debye Temperature
392.6
K
Sound Velocity
2,534.1
m/s
Homogeneity
0.2430
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-30604
Reference Citation
The crystal structure and related material properties of DyGa were obtained from the Materials Project database (MP-ID: mp-30604, 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_DyGa
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 4.04087052
_cell_length_b 4.32418337
_cell_length_c 5.82359544
_cell_angle_alpha 111.79358698
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural DyGa
_chemical_formula_sum 'Dy2 Ga2'
_cell_volume 94.48545363
_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
Dy Dy0 1 0.25000000 0.86112144 0.72224488 1.0
Dy Dy1 1 0.75000000 0.13887856 0.27775512 1.0
Ga Ga2 1 0.25000000 0.57501644 0.15003089 1.0
Ga Ga3 1 0.75000000 0.42498356 0.84996911 1.0
