SrMg15

Traditional Materials TRA

MP-ID: mp-1023511 · Space group: P-6m2 (#187)

Materials Project API

Basic Information

Formula

SrMg15

MP-ID

mp-1023511

Elements

Sites

Density

1.9043

g/cm³

Volume

394.32

Å³

Cell a

6.6095

Cell b

6.6095

Cell c

10.4229

α Angle

90.00

β Angle

90.00

γ Angle

120.00

Space Group

P-6m2

Point Group

-6m2

Crystal System

Hexagonal

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 24)

2θ	d (Å)	I	hkl
8.48	10.4229	7.9	(0,0,0,1)
15.48	5.7240	7.7	(1,0,-1,0)
17.01	5.2114	2.5	(0,0,0,2)
17.68	5.0172	4.1	(1,-1,0,1)
17.68	5.0172	8.2	(1,0,-1,1)
23.08	3.8535	8.1	(1,0,-1,2)
25.64	3.4743	1.8	(0,0,0,3)
26.98	3.3047	2.5	(2,-1,-1,0)
28.33	3.1502	4.9	(2,-1,-1,1)
30.09	2.9700	4.6	(1,0,-1,3)
31.25	2.8620	25.5	(2,0,-2,0)
32.07	2.7909	3.1	(2,-1,-1,2)
32.44	2.7598	3.4	(2,0,-2,1)
34.42	2.6057	24.4	(0,0,0,4)
35.79	2.5086	100.0	(2,0,-2,2)
37.94	2.3716	1.7	(1,0,-1,4)
40.85	2.2090	1.2	(2,0,-2,3)
41.75	2.1635	1.3	(3,-1,-2,0)
42.68	2.1183	1.8	(3,-1,-2,1)
44.27	2.0462	1.3	(2,-1,-1,4)
45.39	1.9981	1.8	(3,-1,-2,2)
47.17	1.9268	15.5	(2,0,-2,4)
48.51	1.8768	1.1	(3,0,-3,1)
49.64	1.8365	2.3	(3,-1,-2,3)

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Energy Properties

Formation Energy/atom

0.04203

eV/atom

Energy/atom

-4.81329

eV/atom

Energy above Hull

0.0655

eV/atom

Uncorrected Energy

-1.5616

eV/atom

Volume/atom

24.65

Å³

c/a Ratio

1.5770

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Total Mag. Moment

0.0011

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

Mg · 0.938

Element Family

N/A

Solute Fraction

0.063

Interstitial Fraction

0.000

Traditional Material Features

ROM Blended-Feature Radar

Rating & Classification

Tier

Score

0.762

Family

Mg-based Alloy

Matrix Element

Mg · 0.938

Related Tasks

Related computation task IDs (2)

aaacgglg aaacggoh

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-1023511

Reference Citation

The crystal structure and related material properties of SrMg15 were obtained from the Materials Project database (MP-ID: mp-1023511, 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_SrMg15
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   6.60946647
_cell_length_b   6.60946647
_cell_length_c   10.42288200
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   120.00000467
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrMg15
_chemical_formula_sum   'Sr1 Mg15'
_cell_volume   394.32221012
_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
  Sr  Sr0  1  0.00000000  0.00000000  0.50000000  1.0
  Mg  Mg1  1  0.00000000  0.00000000  0.00000000  1.0
  Mg  Mg2  1  0.00947100  0.50473600  0.50000000  1.0
  Mg  Mg3  1  0.99835800  0.49917900  0.00000000  1.0
  Mg  Mg4  1  0.49526400  0.50473600  0.50000000  1.0
  Mg  Mg5  1  0.50082100  0.49917900  0.00000000  1.0
  Mg  Mg6  1  0.49526400  0.99052900  0.50000000  1.0
  Mg  Mg7  1  0.50082100  0.00164200  0.00000000  1.0
  Mg  Mg8  1  0.17033100  0.34066200  0.24043200  1.0
  Mg  Mg9  1  0.17033100  0.34066200  0.75956800  1.0
  Mg  Mg10  1  0.17033100  0.82966900  0.24043200  1.0
  Mg  Mg11  1  0.17033100  0.82966900  0.75956800  1.0
  Mg  Mg12  1  0.65933800  0.82966900  0.24043200  1.0
  Mg  Mg13  1  0.65933800  0.82966900  0.75956800  1.0
  Mg  Mg14  1  0.66666700  0.33333300  0.25361800  1.0
  Mg  Mg15  1  0.66666700  0.33333300  0.74638200  1.0

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