Dy20CoRh11
High-Entropy Materials HEA Traditional Materials TRAMP-ID: mp-3292308 · Space group: C2 (#5)
Basic Information
Formula
Dy20CoRh11
MP-ID
mp-3292308
Elements
3
Sites
32
Density
9.9864
g/cm³
Volume
738.44
ų
Cell a
10.8193
Å
Cell b
10.8193
Å
Cell c
6.3084
Å
α Angle
89.89
°
β Angle
89.89
°
γ Angle
89.92
°
Space Group
C2
Point Group
2
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 |
|---|---|---|---|
| 11.56 | 7.6556 | 1.5 | (1,1,0) |
| 16.39 | 5.4096 | 6.6 | (2,0,0) |
| 23.19 | 3.8360 | 1.1 | (2,1,-1) |
| 23.24 | 3.8278 | 1.1 | (2,2,0) |
| 23.27 | 3.8226 | 2.0 | (2,-2,0) |
| 26.03 | 3.4228 | 14.2 | (3,1,0) |
| 26.06 | 3.4199 | 15.7 | (3,-1,0) |
| 29.48 | 3.0296 | 37.5 | (1,0,2) |
| 29.51 | 3.0266 | 28.4 | (1,0,-2) |
| 29.67 | 3.0114 | 50.6 | (3,1,1) |
| 29.70 | 3.0080 | 52.8 | (3,-1,1) |
| 29.73 | 3.0055 | 32.7 | (3,1,-1) |
| 29.73 | 3.0055 | 32.7 | (1,3,-1) |
| 29.73 | 3.0051 | 30.4 | (3,-1,-1) |
| 29.73 | 3.0051 | 30.4 | (1,-3,1) |
| 30.63 | 2.9190 | 2.5 | (1,1,2) |
| 30.66 | 2.9158 | 3.1 | (1,-1,2) |
| 30.68 | 2.9137 | 2.5 | (1,1,-2) |
| 32.84 | 2.7270 | 17.4 | (2,0,2) |
| 32.90 | 2.7227 | 16.9 | (2,0,-2) |
| 33.01 | 2.7139 | 35.4 | (3,2,1) |
| 33.07 | 2.7089 | 33.7 | (3,-2,1) |
| 33.07 | 2.7085 | 29.3 | (3,2,-1) |
| 33.08 | 2.7078 | 34.3 | (3,-2,-1) |
Energy Properties
Formation Energy/atom
-0.74122
eV/atom
Energy/atom
-29.44024
eV/atom
Energy above Hull
0.0000
eV/atom
Uncorrected Energy
-29.4402
eV/atom
Volume/atom
23.08
ų
c/a Ratio
0.5831
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
0.0297
μB
Mag. Ordering
AFM
Mag. Sites
7
Magnetization/Volume
0.000040
μB/ų
Elastic Properties
Elastic data not available
Feature Analysis
Composition Overview
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Dy · 0.625
Element Family
Lanthanide
Solute Fraction
0.375
Interstitial Fraction
0.000
High-Entropy Alloy Features
Composite Radar (normalized)
Element-Class Share
Mix Entropy ΔS/R
0.7691
HEA criterion (>1.0 = high entropy)
Mix Entropy ΔS
6.3945
J/mol·K
Ω Parameter
20.2559
Ω > 1.1 favors solid solution
Atomic Size Mismatch δr
12.721%
δr < 6.6% favors single-phase solid solution
Electronegativity Diff Δχ
0.5016
smaller = more stable mixing
VEC
9.625
valence electron concentration, affects phase stability
Mix Enthalpy ΔH_mix
-0.592
kJ/mol; negative = exothermic mixing
Entropy Norm
0.7001
SS Former
0
Phase Tendency
IM
Traditional Material Features
ROM Blended-Feature Radar
Rating & Classification
Tier
A
Score
0.644
Family
Dy-rich Multi-Component
Matrix Element
Dy · 0.625
Related Tasks
Related computation task IDs (1)
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-3292308
Reference Citation
The crystal structure and related material properties of Dy20CoRh11 were obtained from the Materials Project database (MP-ID: mp-3292308, 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_Dy20CoRh11
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 10.81927181
_cell_length_b 10.81927061
_cell_length_c 6.30839260
_cell_angle_alpha 89.89405640
_cell_angle_beta 89.89406279
_cell_angle_gamma 89.92149839
_symmetry_Int_Tables_number 1
_chemical_formula_structural Dy20CoRh11
_chemical_formula_sum 'Dy20 Co1 Rh11'
_cell_volume 738.43596165
_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 0.29046003 0.08785199 0.38421743 1.0
Dy Dy1 1 0.29204601 0.90608395 0.88538854 1.0
Dy Dy2 1 0.70810712 0.08911720 0.88495905 1.0
Dy Dy3 1 0.70741657 0.91019552 0.38497498 1.0
Dy Dy4 1 0.58735815 0.79017404 0.88638912 1.0
Dy Dy5 1 0.58826791 0.20969373 0.38450466 1.0
Dy Dy6 1 0.40964054 0.78791235 0.39179000 1.0
Dy Dy7 1 0.40918889 0.20834838 0.88347185 1.0
Dy Dy8 1 0.20982596 0.41264185 0.61361088 1.0
Dy Dy9 1 0.21208765 0.59035946 0.10821000 1.0
Dy Dy10 1 0.79030627 0.41173209 0.11549534 1.0
Dy Dy11 1 0.79165162 0.59081111 0.61652815 1.0
Dy Dy12 1 0.91214801 0.70953997 0.11578257 1.0
Dy Dy13 1 0.91088280 0.29189288 0.61504095 1.0
Dy Dy14 1 0.09391605 0.70795399 0.61461146 1.0
Dy Dy15 1 0.08980448 0.29258343 0.11502502 1.0
Dy Dy16 1 0.99887761 0.99939185 0.50024256 1.0
Dy Dy17 1 0.00060815 0.00112239 0.99975744 1.0
Dy Dy18 1 0.49781545 0.50166310 0.99796155 1.0
Dy Dy19 1 0.49833690 0.50218455 0.50203845 1.0
Co Co20 1 0.34809819 0.65190181 0.75000000 1.0
Rh Rh21 1 0.84528825 0.15471175 0.25000000 1.0
Rh Rh22 1 0.84546450 0.84632690 0.75080035 1.0
Rh Rh23 1 0.15367310 0.15453550 0.74919965 1.0
Rh Rh24 1 0.15430417 0.84569583 0.25000000 1.0
Rh Rh25 1 0.65384980 0.34615020 0.75000000 1.0
Rh Rh26 1 0.65544846 0.65375122 0.25026249 1.0
Rh Rh27 1 0.34624878 0.34455154 0.24973751 1.0
Rh Rh28 1 0.49919465 0.99975914 0.13382977 1.0
Rh Rh29 1 0.49944044 0.99999535 0.63296115 1.0
Rh Rh30 1 0.00000465 0.50055956 0.86703885 1.0
Rh Rh31 1 0.00024086 0.50080535 0.36617023 1.0
