Te2Mo(WS2)3

High-Entropy Materials HEA

MP-ID: mp-1027395 · Space group: P3m1 (#156)

Materials Project API

Basic Information

Formula

Te2Mo(WS2)3

MP-ID

mp-1027395

Elements

Sites

Density

5.2709

g/cm³

Volume

344.98

Å³

Cell a

3.2720

Cell b

3.2720

Cell c

37.2078

α Angle

90.00

β Angle

90.00

γ Angle

120.00

Space Group

P3m1

Point Group

Crystal System

Trigonal

Bravais Lattice

Stability

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 12)

2θ	d (Å)	I	hkl
2.37	37.2078	100.0	(0,0,0,1)
4.75	18.6039	17.9	(0,0,0,2)
7.13	12.4026	3.6	(0,0,0,3)
11.89	7.4416	9.9	(0,0,0,5)
14.28	6.2013	2.7	(0,0,0,6)
31.57	2.8337	2.3	(1,0,-1,0)
31.95	2.8013	1.0	(1,0,-1,2)
32.41	2.7625	1.4	(1,0,-1,3)
37.15	2.4199	6.7	(1,0,-1,8)
45.02	2.0137	3.2	(1,0,-1,13)
56.23	1.6360	1.7	(2,-1,-1,0)
57.69	1.5979	1.1	(2,-1,-1,5)

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Energy Properties

Formation Energy/atom

-0.64050

eV/atom

Energy/atom

-23.90833

eV/atom

Energy above Hull

0.0990

eV/atom

Uncorrected Energy

-7.3192

eV/atom

Volume/atom

28.75

Å³

c/a Ratio

11.3716

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Total Mag. Moment

0.0001

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

S · 0.500

Element Family

Metalloid-Nonmetal

Solute Fraction

0.500

Interstitial Fraction

0.000

High-Entropy Alloy Features

Composite Radar (normalized)

Element-Class Share

Mix Entropy ΔS/R

1.1988

HEA criterion (>1.0 = high entropy)

Mix Entropy ΔS

9.9672

J/mol·K

Ω Parameter

1.6405

Ω > 1.1 favors solid solution

Atomic Size Mismatch δr

14.996%

δr < 6.6% favors single-phase solid solution

Electronegativity Diff Δχ

0.1905

smaller = more stable mixing

VEC

5.667

valence electron concentration, affects phase stability

Mix Enthalpy ΔH_mix

8.991

kJ/mol; negative = exothermic mixing

Entropy Norm

0.8648

SS Former

Phase Tendency

Related Tasks

Related computation task IDs (3)

aaacglwn aaadbcge aaadukad

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-1027395

Reference Citation

The crystal structure and related material properties of Te2Mo(WS2)3 were obtained from the Materials Project database (MP-ID: mp-1027395, 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_Te2Mo(WS2)3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   3.27201379
_cell_length_b   3.27201379
_cell_length_c   37.20781300
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   119.99999570
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Te2Mo(WS2)3
_chemical_formula_sum   'Te2 Mo1 W3 S6'
_cell_volume   344.98089482
_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
  Te  Te0  1  0.00000000  0.00000000  0.70973900  1.0
  Te  Te1  1  0.00000000  0.00000000  0.60542300  1.0
  Mo  Mo2  1  0.00000000  0.00000000  0.09390700  1.0
  W  W3  1  0.00000000  0.00000000  0.46960200  1.0
  W  W4  1  0.33333300  0.66666700  0.28180500  1.0
  W  W5  1  0.33333300  0.66666700  0.65760900  1.0
  S  S6  1  0.00000000  0.00000000  0.32333400  1.0
  S  S7  1  0.33333300  0.66666700  0.05259800  1.0
  S  S8  1  0.33333300  0.66666700  0.42811700  1.0
  S  S9  1  0.33333300  0.66666700  0.13523900  1.0
  S  S10  1  0.33333300  0.66666700  0.51111700  1.0
  S  S11  1  0.00000000  0.00000000  0.24025800  1.0

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