Mg6ZrCo

高熵材料 HEA 传统材料 TRA

MP-ID: mp-1022515 · Space group: Amm2 (#38)

Materials Project API

Basic Information

Formula

Mg6ZrCo

MP-ID

mp-1022515

Elements

Sites

Density

3.0565

g/cm³

Volume

321.61

Å³

Cell a

4.8953

Cell b

5.7794

Cell c

11.3676

α Angle

90.00

β Angle

90.00

γ Angle

90.00

Space Group

Amm2

Point Group

mm2

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
15.59	5.6838	50.5	(0,0,2)
17.21	5.1518	5.7	(0,1,1)
18.12	4.8953	30.9	(1,0,0)
23.99	3.7092	26.0	(1,0,2)
25.09	3.5487	6.9	(1,1,1)
28.16	3.1688	1.7	(0,1,3)
30.95	2.8897	8.2	(0,2,0)
31.48	2.8419	13.0	(0,0,4)
33.69	2.6601	6.9	(1,1,3)
34.83	2.5759	44.4	(0,2,2)
36.09	2.4885	10.7	(1,2,0)
36.56	2.4578	79.9	(1,0,4)
36.72	2.4477	45.7	(2,0,0)
39.53	2.2796	100.0	(1,2,2)
40.11	2.2481	9.2	(2,0,2)
40.82	2.2108	1.2	(2,1,1)
42.74	2.1157	3.0	(0,1,5)
44.73	2.0262	4.6	(0,2,4)
46.78	1.9421	2.5	(1,1,5)
48.02	1.8946	1.3	(0,0,6)
48.63	1.8722	10.0	(1,2,4)
48.76	1.8677	4.4	(2,2,0)
49.12	1.8546	7.1	(2,0,4)
51.50	1.7744	27.9	(2,2,2)

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Energy Properties

Formation Energy/atom

0.17751

eV/atom

Energy/atom

-3.00548

eV/atom

Energy above Hull

0.2473

eV/atom

Uncorrected Energy

-3.0055

eV/atom

Volume/atom

20.10

Å³

c/a Ratio

2.3221

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Total Mag. Moment

0.0151

μB

Mag. Ordering

Mag. Sites

Magnetization/Volume

0.000050

μB/Å³

Elastic Properties

Elastic data not available

Feature Analysis

Element Composition (atomic fraction)

Composition Info

Major / Matrix Element

Mg · 0.750

Element Family

Alkali-AlkEarth

Solute Fraction

0.250

Interstitial Fraction

0.000

Composite Radar (normalized)

Element-Class Share

Mix Entropy ΔS/R

0.7356

HEA criterion (>1.0 = high entropy)

Mix Entropy ΔS

6.1160

J/mol·K

Ω Parameter

0.4502

Ω > 1.1 favors solid solution

Atomic Size Mismatch δr

7.438%

δr < 6.6% favors single-phase solid solution

Electronegativity Diff Δχ

0.1877

smaller = more stable mixing

VEC

3.125

valence electron concentration, affects phase stability

Mix Enthalpy ΔH_mix

-16.022

kJ/mol; negative = exothermic mixing

Entropy Norm

0.6696

SS Former

Phase Tendency

Related Tasks

Related computation task IDs (1)

aaacgfae

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-1022515

Reference Citation

The crystal structure and related material properties of Mg6ZrCo were obtained from the Materials Project database (MP-ID: mp-1022515, 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_Mg6ZrCo
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.89531000
_cell_length_b   5.77935500
_cell_length_c   11.36756000
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   Mg6ZrCo
_chemical_formula_sum   'Mg12 Zr2 Co2'
_cell_volume   321.60798744
_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
  Mg  Mg0  1  0.50000000  0.74806900  0.92962100  1.0
  Mg  Mg1  1  0.50000000  0.25193100  0.92962100  1.0
  Mg  Mg2  1  0.00000000  0.24649700  0.58120900  1.0
  Mg  Mg3  1  0.00000000  0.75350300  0.58120900  1.0
  Mg  Mg4  1  0.00000000  0.50000000  0.83194500  1.0
  Mg  Mg5  1  0.00000000  0.00000000  0.80242100  1.0
  Mg  Mg6  1  0.50000000  0.24806900  0.42962100  1.0
  Mg  Mg7  1  0.50000000  0.75193100  0.42962100  1.0
  Mg  Mg8  1  0.00000000  0.74649700  0.08120900  1.0
  Mg  Mg9  1  0.00000000  0.25350300  0.08120900  1.0
  Mg  Mg10  1  0.00000000  0.00000000  0.33194500  1.0
  Mg  Mg11  1  0.00000000  0.50000000  0.30242100  1.0
  Zr  Zr12  1  0.50000000  0.50000000  0.68183700  1.0
  Zr  Zr13  1  0.50000000  0.00000000  0.18183700  1.0
  Co  Co14  1  0.50000000  0.00000000  0.66213300  1.0
  Co  Co15  1  0.50000000  0.50000000  0.16213300  1.0

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