EuInPt4

High-Entropy Materials HEA Traditional Materials TRA

MP-ID: mp-1077596 · Space group: F-43m (#216)

Materials Project API

Basic Information

Formula

EuInPt4

MP-ID

mp-1077596

Elements

Sites

Density

15.5316

g/cm³

Volume

111.95

Å³

Cell a

5.4098

Cell b

5.4098

Cell c

5.4098

α Angle

60.00

β Angle

60.00

γ Angle

60.00

Space Group

F-43m

Point Group

-43m

Crystal System

Cubic

Bravais Lattice

Stability

Yes

Packing Fraction

0.7405

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
20.10	4.4171	29.9	(0,1,0)
20.10	4.4171	10.0	(1,0,0)
33.12	2.7049	17.3	(1,2,1)
33.12	2.7049	17.3	(1,0,-1)
39.05	2.3068	50.0	(1,2,2)
39.05	2.3068	100.0	(0,2,1)
39.05	2.3067	50.0	(1,-1,-1)
40.86	2.2086	78.8	(0,2,0)
40.86	2.2085	26.3	(2,0,0)
47.54	1.9127	21.8	(2,2,0)
52.11	1.7552	5.3	(1,3,1)
52.11	1.7552	2.6	(1,0,-2)
52.11	1.7552	2.6	(2,0,-1)
59.16	1.5617	3.2	(2,3,3)
59.16	1.5617	6.4	(0,3,1)
59.16	1.5617	3.2	(2,-1,-1)
63.15	1.4724	24.5	(1,3,3)
63.15	1.4724	24.6	(0,3,2)
63.15	1.4724	12.3	(1,-2,-2)
63.15	1.4724	4.1	(3,0,0)
69.50	1.3525	30.2	(2,4,2)
69.50	1.3525	30.2	(2,0,-2)
73.19	1.2932	1.9	(2,4,3)
73.19	1.2932	1.9	(1,4,2)

Get direct link

Energy Properties

Formation Energy/atom

-0.69292

eV/atom

Energy/atom

-6.91489

eV/atom

Energy above Hull

0.0000

eV/atom

Uncorrected Energy

-45.2938

eV/atom

Volume/atom

18.66

Å³

c/a Ratio

1.0000

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Yes

Total Mag. Moment

6.7123

μB

Mag. Ordering

Unknown

Mag. Sites

Magnetization/Volume

0.059960

μB/Å³

Elastic Properties

Elastic data not available

Feature Analysis

Composition Overview

Element Composition (atomic fraction)

Composition Info

Major / Matrix Element

Pt · 0.667

Element Family

5d-TM

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

4.9785

Ω > 1.1 favors solid solution

Atomic Size Mismatch δr

12.026%

δr < 6.6% favors single-phase solid solution

Electronegativity Diff Δχ

0.4083

smaller = more stable mixing

VEC

8.333

valence electron concentration, affects phase stability

Mix Enthalpy ΔH_mix

-2.340

kJ/mol; negative = exothermic mixing

Entropy Norm

0.7897

SS Former

Phase Tendency

Traditional Material Features

ROM Blended-Feature Radar

Rating & Classification

Tier

Score

0.586

Family

Pt-rich Multi-Component

Matrix Element

Pt · 0.667

Related Tasks

Related computation task IDs (5)

aaadmluw aaadsbug aaaekvdc aaaeuoef aaafxgmu

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-1077596

Reference Citation

The crystal structure and related material properties of EuInPt4 were obtained from the Materials Project database (MP-ID: mp-1077596, 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…

Style: Ball & Stick | Drag to rotate · Scroll to zoom · Right-click to pan

Raw CIF Data

# generated using pymatgen
data_EuInPt4
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   5.40979767
_cell_length_b   5.40981275
_cell_length_c   5.40981275
_cell_angle_alpha   60.00000000
_cell_angle_beta   59.99990782
_cell_angle_gamma   59.99990782
_symmetry_Int_Tables_number   1
_chemical_formula_structural   EuInPt4
_chemical_formula_sum   'Eu1 In1 Pt4'
_cell_volume   111.95149203
_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
  Eu  Eu0  1  0.00000334  0.99999922  0.99999922  1.0
  In  In1  1  0.24999725  0.25000092  0.25000092  1.0
  Pt  Pt2  1  0.62446586  0.62446568  0.12660377  1.0
  Pt  Pt3  1  0.62446586  0.12660377  0.62446568  1.0
  Pt  Pt4  1  0.12660383  0.62446572  0.62446572  1.0
  Pt  Pt5  1  0.62446586  0.62446568  0.62446568  1.0

Get direct link