Basic Information
Formula
Dy2Co3Ge5
MP-ID
mp-865105
Elements
3
Sites
20
Density
8.9943
g/cm³
Volume
319.39
ų
Cell a
8.0229
Å
Cell b
8.0229
Å
Cell c
5.7158
Å
α Angle
70.32
°
β Angle
70.32
°
γ Angle
93.80
°
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 |
|---|---|---|---|
| 18.60 | 4.7694 | 2.6 | (1,1,0) |
| 23.47 | 3.7912 | 14.9 | (1,-1,1) |
| 23.87 | 3.7276 | 10.8 | (2,0,1) |
| 30.52 | 2.9291 | 17.3 | (2,-2,0) |
| 31.32 | 2.8564 | 19.8 | (1,1,2) |
| 33.26 | 2.6941 | 3.5 | (2,-1,-1) |
| 33.84 | 2.6485 | 4.2 | (3,0,1) |
| 35.35 | 2.5391 | 46.2 | (2,0,-1) |
| 35.57 | 2.5238 | 7.9 | (2,-2,1) |
| 35.85 | 2.5048 | 9.2 | (3,-1,1) |
| 35.98 | 2.4959 | 97.0 | (3,-1,0) |
| 36.12 | 2.4865 | 68.4 | (0,0,2) |
| 36.19 | 2.4824 | 59.7 | (3,1,1) |
| 36.44 | 2.4657 | 7.8 | (3,0,0) |
| 37.21 | 2.4161 | 49.6 | (2,2,2) |
| 37.72 | 2.3847 | 22.4 | (2,2,0) |
| 39.61 | 2.2756 | 1.0 | (3,-2,0) |
| 39.99 | 2.2546 | 6.3 | (2,-1,2) |
| 40.49 | 2.2277 | 8.0 | (3,0,2) |
| 41.27 | 2.1875 | 9.3 | (2,1,-1) |
| 42.25 | 2.1390 | 10.6 | (3,2,1) |
| 44.29 | 2.0450 | 100.0 | (3,-1,2) |
| 44.62 | 2.0306 | 3.5 | (3,-1,-1) |
| 45.32 | 2.0012 | 2.9 | (4,0,1) |
Energy Properties
Formation Energy/atom
-0.57596
eV/atom
Energy/atom
-5.95118
eV/atom
Energy above Hull
0.0000
eV/atom
Uncorrected Energy
-17.8541
eV/atom
Volume/atom
15.97
ų
c/a Ratio
0.7124
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
2.6063
μB
Mag. Ordering
FM
Mag. Sites
6
Magnetization/Volume
0.008160
μB/ų
Elastic Properties
Elastic data not available
Feature Analysis
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Ge · 0.500
Element Family
N/A
Solute Fraction
0.500
Interstitial Fraction
0.000
ROM Blended-Feature Radar
Rating & Classification
Tier
B
Score
0.480
Family
Ge-rich Multi-Component
Matrix Element
Ge · 0.500
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-865105
Reference Citation
The crystal structure and related material properties of Dy2Co3Ge5 were obtained from the Materials Project database (MP-ID: mp-865105, 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_Dy2Co3Ge5
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 8.02292282
_cell_length_b 8.02292282
_cell_length_c 5.71581262
_cell_angle_alpha 70.31601124
_cell_angle_beta 70.31601124
_cell_angle_gamma 93.80141742
_symmetry_Int_Tables_number 1
_chemical_formula_structural Dy2Co3Ge5
_chemical_formula_sum 'Dy4 Co6 Ge10'
_cell_volume 319.39470251
_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 0.40338710 0.12789510 0.73357831 1.0
Dy Dy1 1 0.87210490 0.59661290 0.76642169 1.0
Dy Dy2 1 0.12789510 0.40338710 0.23357831 1.0
Dy Dy3 1 0.59661290 0.87210490 0.26642169 1.0
Co Co4 1 0.00446861 0.99553139 0.75000000 1.0
Co Co5 1 0.99553139 0.00446861 0.25000000 1.0
Co Co6 1 0.26139736 0.54068596 0.62008406 1.0
Co Co7 1 0.54068596 0.26139736 0.12008406 1.0
Co Co8 1 0.73860264 0.45931404 0.37991594 1.0
Co Co9 1 0.45931404 0.73860264 0.87991594 1.0
Ge Ge10 1 0.50894342 0.49105658 0.75000000 1.0
Ge Ge11 1 0.49105658 0.50894342 0.25000000 1.0
Ge Ge12 1 0.76928160 0.23071840 0.75000000 1.0
Ge Ge13 1 0.23071840 0.76928160 0.25000000 1.0
Ge Ge14 1 0.07369608 0.26121864 0.82769197 1.0
Ge Ge15 1 0.73878136 0.92630392 0.67230803 1.0
Ge Ge16 1 0.78261521 0.21738479 0.25000000 1.0
Ge Ge17 1 0.21738479 0.78261521 0.75000000 1.0
Ge Ge18 1 0.26121864 0.07369608 0.32769197 1.0
Ge Ge19 1 0.92630392 0.73878136 0.17230803 1.0
