YbIn4Rh

High-Entropy Materials HEA Traditional Materials TRA

MP-ID: mp-672274 · Space group: Pmma (#51)

Materials Project API

Basic Information

Formula

YbIn4Rh

MP-ID

mp-672274

Elements

Sites

Density

9.1863

g/cm³

Volume

265.80

Å³

Cell a

4.2843

Cell b

7.2831

Cell c

8.5185

α Angle

90.00

β Angle

90.00

γ Angle

90.00

Space Group

Pmma

Point Group

mmm

Crystal System

Orthorhombic

Bravais Lattice

Stability

Packing Fraction

X-ray Diffraction

Diffraction Pattern

Target / Radiation

X-axis: 2θ (°); Y-axis: relative intensity; Cu Kα ; λ=1.5418 Å

Diffraction Peaks (Top 24)

2θ	d (Å)	I	hkl
16.01	5.5357	2.1	(0,1,1)
20.86	4.2593	5.3	(0,0,2)
24.21	3.6767	1.7	(0,1,2)
26.62	3.3484	1.5	(0,2,1)
29.57	3.0206	16.5	(1,0,2)
32.08	2.7901	100.0	(1,1,2)
32.26	2.7747	7.2	(1,2,0)
33.88	2.6455	15.5	(0,1,3)
33.98	2.6382	71.3	(1,2,1)
37.03	2.4277	12.9	(0,3,0)
38.56	2.3347	26.5	(0,3,1)
38.73	2.3249	42.5	(1,2,2)
40.06	2.2510	20.2	(1,1,3)
40.28	2.2392	13.3	(0,2,3)
42.19	2.1421	39.6	(2,0,0)
42.45	2.1296	18.7	(0,0,4)
42.81	2.1122	3.3	(1,3,0)
42.88	2.1091	9.6	(0,3,2)
44.18	2.0501	2.7	(1,3,1)
44.32	2.0440	1.4	(0,1,4)
45.72	1.9845	4.5	(1,2,3)
47.51	1.9137	1.3	(2,0,2)
47.69	1.9070	7.4	(1,0,4)
49.39	1.8452	7.8	(0,3,3)

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Energy Properties

Formation Energy/atom

-0.45370

eV/atom

Energy/atom

-25.61703

eV/atom

Energy above Hull

0.0826

eV/atom

Uncorrected Energy

-25.6170

eV/atom

Volume/atom

22.15

Å³

c/a Ratio

1.9883

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Total Mag. Moment

0.0000

μB

Mag. Ordering

Mag. Sites

Magnetization/Volume

0.000000

μB/Å³

Elastic Properties

Elastic data not available

Feature Analysis

Composition Overview

Element Composition (atomic fraction)

Composition Info

Major / Matrix Element

In · 0.667

Element Family

PostTransition-Noble

Solute Fraction

0.333

Interstitial Fraction

0.000

High-Entropy Alloy Features

Composite Radar (normalized)

Element-Class Share

Mix Entropy ΔS/R

0.8676

HEA criterion (>1.0 = high entropy)

Mix Entropy ΔS

7.2129

J/mol·K

Ω Parameter

1.0817

Ω > 1.1 favors solid solution

Atomic Size Mismatch δr

8.120%

δr < 6.6% favors single-phase solid solution

Electronegativity Diff Δχ

0.3433

smaller = more stable mixing

VEC

5.833

valence electron concentration, affects phase stability

Mix Enthalpy ΔH_mix

5.616

kJ/mol; negative = exothermic mixing

Entropy Norm

0.7897

SS Former

Phase Tendency

Traditional Material Features

ROM Blended-Feature Radar

Rating & Classification

Tier

Score

0.531

Family

In-rich Multi-Component

Matrix Element

In · 0.667

Related Tasks

Related computation task IDs (5)

aaadnfif aaadqxob aaaetxeg aaafwzej aaahbafq

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-672274

Reference Citation

The crystal structure and related material properties of YbIn4Rh were obtained from the Materials Project database (MP-ID: mp-672274, 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

Loading 3D structure…

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Raw CIF Data

# generated using pymatgen
data_YbIn4Rh
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.28427602
_cell_length_b   7.28307164
_cell_length_c   8.51849123
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   YbIn4Rh
_chemical_formula_sum   'Yb2 In8 Rh2'
_cell_volume   265.79983402
_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
  Yb  Yb0  1  0.00000000  0.39991203  0.25000000  1.0
  Yb  Yb1  1  0.00000000  0.60008797  0.75000000  1.0
  In  In2  1  0.50000000  0.31827037  0.56167752  1.0
  In  In3  1  0.50000000  0.31827037  0.93832248  1.0
  In  In4  1  0.50000000  0.68172963  0.43832248  1.0
  In  In5  1  0.50000000  0.68172963  0.06167752  1.0
  In  In6  1  0.00000000  0.00000000  0.00000000  1.0
  In  In7  1  0.50000000  0.93005958  0.75000000  1.0
  In  In8  1  0.50000000  0.06994042  0.25000000  1.0
  In  In9  1  0.00000000  0.00000000  0.50000000  1.0
  Rh  Rh10  1  0.00000000  0.78906171  0.25000000  1.0
  Rh  Rh11  1  0.00000000  0.21093829  0.75000000  1.0

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