Basic Information
Formula
Dy8SnPt24
MP-ID
mp-3295516
Elements
3
Sites
33
Density
17.3264
g/cm³
Volume
584.69
ų
Cell a
8.3620
Å
Cell b
8.3620
Å
Cell c
8.3620
Å
α Angle
90.00
°
β Angle
90.00
°
γ Angle
90.00
°
Space Group
Pm-3m
Point Group
m-3m
Crystal System
Cubic
Bravais Lattice
cP
Stability
Yes
Packing Fraction
0.5236
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 |
|---|---|---|---|
| 10.58 | 8.3620 | 1.1 | (1,0,0) |
| 14.98 | 5.9128 | 1.2 | (1,1,0) |
| 21.25 | 4.1810 | 2.8 | (2,0,0) |
| 32.11 | 2.7873 | 2.8 | (2,2,1) |
| 33.90 | 2.6443 | 1.2 | (3,1,0) |
| 37.25 | 2.4139 | 100.0 | (2,2,2) |
| 38.83 | 2.3192 | 6.8 | (3,2,0) |
| 40.36 | 2.2348 | 2.8 | (3,2,1) |
| 43.28 | 2.0905 | 52.9 | (4,0,0) |
| 44.68 | 2.0281 | 9.2 | (3,2,2) |
| 46.05 | 1.9709 | 3.1 | (4,1,1) |
| 49.98 | 1.8247 | 1.5 | (4,2,1) |
| 51.24 | 1.7828 | 3.2 | (3,3,2) |
| 54.90 | 1.6724 | 1.1 | (5,0,0) |
| 59.53 | 1.5528 | 1.8 | (4,3,2) |
| 62.87 | 1.4782 | 29.4 | (4,4,0) |
| 63.96 | 1.4556 | 2.6 | (4,4,1) |
| 67.17 | 1.3937 | 1.1 | (4,4,2) |
| 71.34 | 1.3221 | 1.2 | (6,2,0) |
| 72.36 | 1.3059 | 3.4 | (6,2,1) |
| 73.38 | 1.2903 | 1.2 | (5,4,1) |
| 75.40 | 1.2606 | 29.4 | (6,2,2) |
| 76.41 | 1.2465 | 4.8 | (6,3,0) |
| 77.41 | 1.2329 | 1.8 | (6,3,1) |
Energy Properties
Formation Energy/atom
-1.10267
eV/atom
Energy/atom
-47.05133
eV/atom
Energy above Hull
0.0000
eV/atom
Uncorrected Energy
-47.0513
eV/atom
Volume/atom
17.72
ų
c/a Ratio
1.0000
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
No
Total Mag. Moment
0.0023
μB
Mag. Ordering
NM
Mag. Sites
0
Magnetization/Volume
0.000000
μB/ų
Elastic Properties
Elastic data not available
Feature Analysis
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Pt · 0.727
Element Family
5d-TM
Solute Fraction
0.273
Interstitial Fraction
0.000
Composite Radar (normalized)
Element-Class Share
Mix Entropy ΔS/R
0.6811
HEA criterion (>1.0 = high entropy)
Mix Entropy ΔS
5.6626
J/mol·K
Ω Parameter
14.2746
Ω > 1.1 favors solid solution
Atomic Size Mismatch δr
10.371%
δr < 6.6% favors single-phase solid solution
Electronegativity Diff Δχ
0.4521
smaller = more stable mixing
VEC
9.818
valence electron concentration, affects phase stability
Mix Enthalpy ΔH_mix
-0.756
kJ/mol; negative = exothermic mixing
Entropy Norm
0.6200
SS Former
0
Phase Tendency
IM
Related Tasks
Related computation task IDs (1)
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-3295516
Reference Citation
The crystal structure and related material properties of Dy8SnPt24 were obtained from the Materials Project database (MP-ID: mp-3295516, 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_Dy8SnPt24
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 8.36194879
_cell_length_b 8.36194879
_cell_length_c 8.36194879
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural Dy8SnPt24
_chemical_formula_sum 'Dy8 Sn1 Pt24'
_cell_volume 584.68575215
_cell_formula_units_Z 1
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 0.25198217 0.25198217 0.25198217 1.0
Dy Dy1 1 0.74801783 0.74801783 0.74801783 1.0
Dy Dy2 1 0.74801783 0.74801783 0.25198217 1.0
Dy Dy3 1 0.74801783 0.25198217 0.74801783 1.0
Dy Dy4 1 0.25198217 0.25198217 0.74801783 1.0
Dy Dy5 1 0.25198217 0.74801783 0.25198217 1.0
Dy Dy6 1 0.25198217 0.74801783 0.74801783 1.0
Dy Dy7 1 0.74801783 0.25198217 0.25198217 1.0
Sn Sn8 1 0.00000000 0.00000000 0.00000000 1.0
Pt Pt9 1 0.26774512 0.50000000 0.00000000 1.0
Pt Pt10 1 0.73225488 0.50000000 0.00000000 1.0
Pt Pt11 1 0.00000000 0.26774512 0.50000000 1.0
Pt Pt12 1 0.50000000 0.26774512 0.00000000 1.0
Pt Pt13 1 0.00000000 0.73225488 0.50000000 1.0
Pt Pt14 1 0.50000000 0.73225488 0.00000000 1.0
Pt Pt15 1 0.50000000 0.00000000 0.26774512 1.0
Pt Pt16 1 0.26774512 0.00000000 0.50000000 1.0
Pt Pt17 1 0.50000000 0.00000000 0.73225488 1.0
Pt Pt18 1 0.73225488 0.00000000 0.50000000 1.0
Pt Pt19 1 0.00000000 0.50000000 0.26774512 1.0
Pt Pt20 1 0.00000000 0.50000000 0.73225488 1.0
Pt Pt21 1 0.25573102 0.50000000 0.50000000 1.0
Pt Pt22 1 0.74426898 0.50000000 0.50000000 1.0
Pt Pt23 1 0.50000000 0.25573102 0.50000000 1.0
Pt Pt24 1 0.50000000 0.74426898 0.50000000 1.0
Pt Pt25 1 0.50000000 0.50000000 0.25573102 1.0
Pt Pt26 1 0.50000000 0.50000000 0.74426898 1.0
Pt Pt27 1 0.31513081 0.00000000 0.00000000 1.0
Pt Pt28 1 0.68486919 0.00000000 0.00000000 1.0
Pt Pt29 1 0.00000000 0.31513081 0.00000000 1.0
Pt Pt30 1 0.00000000 0.68486919 0.00000000 1.0
Pt Pt31 1 0.00000000 0.00000000 0.31513081 1.0
Pt Pt32 1 0.00000000 0.00000000 0.68486919 1.0
