LaSn3

Traditional Materials TRA Elasticity Data ELA

MP-ID: mp-633 · Space group: Pm-3m (#221)

Materials Project API

Basic Information

Formula

LaSn3

MP-ID

mp-633

Elements

Sites

Density

7.4151

g/cm³

Volume

110.86

Å³

Cell a

4.8039

Cell b

4.8039

Cell c

4.8039

α Angle

90.00

β Angle

90.00

γ Angle

90.00

Space Group

Pm-3m

Point Group

m-3m

Crystal System

Cubic

Bravais Lattice

Stability

Yes

Packing Fraction

0.5236

X-ray Diffraction

Diffraction Pattern

Target / Radiation

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

Diffraction Peaks (Top 7)

2θ	d (Å)	I	hkl
32.28	2.7735	100.0	(1,1,1)
37.44	2.4019	50.5	(2,0,0)
53.99	1.6984	35.8	(2,2,0)
64.32	1.4484	42.8	(3,1,1)
67.55	1.3868	12.4	(2,2,2)
79.87	1.2010	6.0	(4,0,0)
88.78	1.1021	19.3	(3,3,1)

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Energy Properties

Formation Energy/atom

-0.56691

eV/atom

Energy/atom

-26.56274

eV/atom

Energy above Hull

0.0000

eV/atom

Uncorrected Energy

-26.5627

eV/atom

Volume/atom

27.71

Å³

c/a Ratio

1.0000

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Yes

Total Mag. Moment

0.0001

μB

Mag. Ordering

Unknown

Mag. Sites

Magnetization/Volume

0.000000

μB/Å³

Elastic Properties

K_VRH

56.392

GPa

G_VRH

23.894

GPa

Young's Modulus E

62.811

GPa

Poisson Ratio ν

0.314

Pugh Ratio K/G

2.360

Vickers Hardness Est.

1.688

GPa

Ductility

Brittle

Anisotropy

0.695

Lame λ

40.463

GPa

Feature Analysis

Composition Overview

Element Composition (atomic fraction)

Composition Info

Major / Matrix Element

Sn · 0.750

Element Family

N/A

Solute Fraction

0.250

Interstitial Fraction

0.000

Traditional Material Features

ROM Blended-Feature Radar

Rating & Classification

Tier

Score

0.886

Family

Binary Alloy

Matrix Element

Sn · 0.750

Elasticity Features

Elastic Modulus Comparison (GPa)

Elastic Features

Elastic Anisotropy A^U

0.6950

Homogeneous Poisson ν

0.3140

Debye Temperature

197.6

Sound Velocity

2,008.8

m/s

Homogeneity

0.3140

Related Tasks

Related computation task IDs (5)

aaacirvd aaadsbbk aaaehkux aaaeuslv aaafxhot

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-633

Reference Citation

The crystal structure and related material properties of LaSn3 were obtained from the Materials Project database (MP-ID: mp-633, 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_LaSn3
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.80384980
_cell_length_b   4.80384980
_cell_length_c   4.80384980
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   LaSn3
_chemical_formula_sum   'La1 Sn3'
_cell_volume   110.85831165
_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
  La  La0  1  0.00000000  -0.00000000  0.00000000  1.0
  Sn  Sn1  1  0.50000000  -0.00000000  0.50000000  1.0
  Sn  Sn2  1  -0.00000000  0.50000000  0.50000000  1.0
  Sn  Sn3  1  0.50000000  0.50000000  -0.00000000  1.0

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