Basic Information
Formula
YCo
MP-ID
mp-8053
Elements
2
Sites
4
Density
5.9192
g/cm³
Volume
82.95
ų
Cell a
3.8465
Å
Cell b
4.1350
Å
Cell c
5.6100
Å
α Angle
111.63
°
β Angle
90.00
°
γ Angle
90.00
°
Space Group
Cmcm
Point Group
mmm
Crystal System
Orthorhombic
Bravais Lattice
oC
Stability
No
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 |
|---|---|---|---|
| 17.00 | 5.2152 | 13.2 | (0,0,1) |
| 28.84 | 3.0956 | 21.2 | (1,0,1) |
| 32.94 | 2.7190 | 100.0 | (1,1,-1) |
| 33.68 | 2.6611 | 74.8 | (0,1,-2) |
| 34.39 | 2.6076 | 12.1 | (0,0,2) |
| 41.25 | 2.1884 | 26.7 | (1,1,-2) |
| 41.25 | 2.1884 | 26.7 | (1,1,1) |
| 41.85 | 2.1584 | 30.1 | (1,0,2) |
| 43.79 | 2.0675 | 31.0 | (0,2,-1) |
| 47.26 | 1.9233 | 24.6 | (2,0,0) |
| 47.30 | 1.9220 | 1.7 | (0,2,-2) |
| 50.58 | 1.8045 | 1.4 | (2,0,1) |
| 53.28 | 1.7193 | 7.5 | (1,2,-2) |
| 54.76 | 1.6763 | 2.1 | (1,1,-3) |
| 56.83 | 1.6201 | 5.5 | (0,2,-3) |
| 58.24 | 1.5841 | 17.7 | (1,0,3) |
| 59.28 | 1.5588 | 27.5 | (2,1,-2) |
| 59.75 | 1.5478 | 4.7 | (2,0,2) |
| 62.17 | 1.4930 | 17.4 | (1,2,-3) |
| 66.39 | 1.4082 | 16.8 | (2,2,-1) |
| 66.73 | 1.4018 | 12.8 | (0,1,-4) |
| 71.65 | 1.3171 | 2.1 | (1,1,-4) |
| 73.56 | 1.2876 | 8.9 | (1,3,-2) |
| 73.98 | 1.2813 | 6.9 | (0,3,-3) |
Energy Properties
Formation Energy/atom
-0.13187
eV/atom
Energy/atom
-6.95313
eV/atom
Energy above Hull
0.0315
eV/atom
Uncorrected Energy
-16.8543
eV/atom
Volume/atom
20.74
ų
c/a Ratio
1.4585
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
1.1224
μB
Mag. Ordering
Unknown
Mag. Sites
0
Magnetization/Volume
0.013530
μB/ų
Elastic Properties
KVRH
73.704
GPa
GVRH
27.181
GPa
Young's Modulus E
72.616
GPa
Poisson Ratio ν
0.336
Pugh Ratio K/G
2.712
Vickers Hardness Est.
-
GPa
Ductility
Brittle
Anisotropy
1.092
Lame λ
55.583
GPa
Feature Analysis
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Y · 0.500
Element Family
N/A
Solute Fraction
0.500
Interstitial Fraction
0.000
ROM Blended-Feature Radar
Rating & Classification
Tier
A
Score
0.603
Family
Binary Alloy
Matrix Element
Y · 0.500
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-8053
Reference Citation
The crystal structure and related material properties of YCo were obtained from the Materials Project database (MP-ID: mp-8053, 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_YCo
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 3.84650815
_cell_length_b 4.13498356
_cell_length_c 5.61003430
_cell_angle_alpha 111.62527200
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural YCo
_chemical_formula_sum 'Y2 Co2'
_cell_volume 82.94851723
_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
Y Y0 1 0.25000000 0.85722343 0.71444587 1.0
Y Y1 1 0.75000000 0.14277657 0.28555413 1.0
Co Co2 1 0.25000000 0.55320786 0.10641471 1.0
Co Co3 1 0.75000000 0.44679214 0.89358529 1.0
