DyTe2
Traditional Materials TRA Elasticity Data ELAMP-ID: mp-1018679 · Space group: P4/nmm (#129)
Basic Information
Formula
DyTe2
MP-ID
mp-1018679
Elements
2
Sites
6
Density
7.9334
g/cm³
Volume
174.86
ų
Cell a
4.4366
Å
Cell b
4.4366
Å
Cell c
8.8836
Å
α Angle
90.00
°
β Angle
90.00
°
γ Angle
90.00
°
Space Group
P4/nmm
Point Group
4/mmm
Crystal System
Tetragonal
Bravais Lattice
tP
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 |
|---|---|---|---|
| 9.96 | 8.8836 | 1.8 | (0,0,1) |
| 19.99 | 4.4418 | 1.5 | (0,0,2) |
| 22.40 | 3.9691 | 18.4 | (1,0,1) |
| 28.43 | 3.1390 | 14.6 | (1,0,2) |
| 28.45 | 3.1371 | 27.6 | (1,1,0) |
| 30.18 | 2.9612 | 36.0 | (0,0,3) |
| 30.21 | 2.9581 | 98.9 | (1,1,1) |
| 35.02 | 2.5625 | 100.0 | (1,1,2) |
| 36.48 | 2.4630 | 59.1 | (1,0,3) |
| 40.62 | 2.2209 | 4.0 | (0,0,4) |
| 40.67 | 2.2183 | 68.6 | (2,0,0) |
| 45.68 | 1.9860 | 3.1 | (1,0,4) |
| 46.92 | 1.9364 | 5.4 | (2,1,1) |
| 50.34 | 1.8127 | 5.2 | (1,1,4) |
| 50.37 | 1.8116 | 5.8 | (2,1,2) |
| 51.43 | 1.7767 | 1.1 | (0,0,5) |
| 51.47 | 1.7754 | 32.1 | (2,0,3) |
| 55.73 | 1.6494 | 16.1 | (1,0,5) |
| 55.77 | 1.6483 | 34.7 | (2,1,3) |
| 58.84 | 1.5695 | 5.4 | (2,0,4) |
| 58.88 | 1.5686 | 23.0 | (2,2,0) |
| 59.82 | 1.5460 | 5.5 | (1,1,5) |
| 62.80 | 1.4796 | 2.4 | (2,1,4) |
| 63.80 | 1.4588 | 1.1 | (3,0,1) |
Energy Properties
Formation Energy/atom
-1.33375
eV/atom
Energy/atom
-28.93917
eV/atom
Energy above Hull
0.0672
eV/atom
Uncorrected Energy
-28.9392
eV/atom
Volume/atom
29.14
ų
c/a Ratio
2.0024
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
0.0000
μB
Mag. Ordering
Unknown
Mag. Sites
0
Magnetization/Volume
0.000000
μB/ų
Elastic Properties
KVRH
58.827
GPa
GVRH
22.777
GPa
Young's Modulus E
60.520
GPa
Poisson Ratio ν
0.329
Pugh Ratio K/G
2.583
Vickers Hardness Est.
1.102
GPa
Ductility
Brittle
Anisotropy
0.814
Lame λ
43.642
GPa
Feature Analysis
Composition Overview
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Te · 0.667
Element Family
N/A
Solute Fraction
0.333
Interstitial Fraction
0.000
Traditional Material Features
ROM Blended-Feature Radar
Rating & Classification
Tier
A
Score
0.578
Family
Binary Alloy
Matrix Element
Te · 0.667
Elasticity Features
Elastic Modulus Comparison (GPa)
Elastic Features
Elastic Anisotropy AU
0.8140
Homogeneous Poisson ν
0.3290
Homogeneity
0.3290
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-1018679
Reference Citation
The crystal structure and related material properties of DyTe2 were obtained from the Materials Project database (MP-ID: mp-1018679, 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_DyTe2
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 4.43656398
_cell_length_b 4.43656398
_cell_length_c 8.88363533
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural DyTe2
_chemical_formula_sum 'Dy2 Te4'
_cell_volume 174.85748211
_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 0.75000000 0.75000000 0.72887464 1.0
Dy Dy1 1 0.25000000 0.25000000 0.27112536 1.0
Te Te2 1 0.75000000 0.75000000 0.37199001 1.0
Te Te3 1 0.25000000 0.25000000 0.62800999 1.0
Te Te4 1 0.75000000 0.25000000 0.00000000 1.0
Te Te5 1 0.25000000 0.75000000 0.00000000 1.0
