SrAg

Traditional Materials TRA Elasticity Data ELA

MP-ID: mp-30355 · Space group: Pnma (#62)

Materials Project API

Basic Information

Formula

SrAg

MP-ID

mp-30355

Elements

Sites

Density

5.1221

g/cm³

Volume

507.00

Å³

Cell a

4.7254

Cell b

6.3729

Cell c

16.8359

α Angle

90.00

β Angle

90.00

γ Angle

90.00

Space Group

Pnma

Point Group

mmm

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
14.86	5.9602	16.9	(0,1,1)
17.45	5.0811	19.7	(0,1,2)
21.09	4.2117	5.2	(0,1,3)
21.11	4.2090	9.2	(0,0,4)
25.75	3.4603	7.0	(1,1,2)
28.39	3.1441	26.6	(1,1,3)
28.40	3.1430	56.7	(1,0,4)
29.98	2.9801	39.9	(0,2,2)
30.01	2.9772	11.1	(0,1,5)
31.74	2.8188	42.0	(1,1,4)
34.94	2.5681	17.6	(0,1,6)
35.62	2.5207	100.0	(1,2,2)
35.64	2.5189	26.1	(1,1,5)
38.09	2.3627	38.8	(2,0,0)
39.96	2.2564	6.8	(1,1,6)
40.07	2.2502	16.8	(0,1,7)
41.10	2.1964	2.6	(2,1,1)
42.18	2.1424	4.0	(2,1,2)
42.95	2.1059	2.8	(0,2,6)
42.98	2.1045	2.1	(0,0,8)
43.94	2.0606	1.4	(2,1,3)
43.95	2.0603	2.6	(2,0,4)
43.96	2.0597	1.3	(0,3,2)
45.38	1.9984	9.1	(0,1,8)

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Energy Properties

Formation Energy/atom

-0.27184

eV/atom

Energy/atom

-18.52261

eV/atom

Energy above Hull

0.0016

eV/atom

Uncorrected Energy

-18.5226

eV/atom

Volume/atom

31.69

Å³

c/a Ratio

3.5629

Electronic Properties

Metallic

Metal

Band Gap

Direct Gap

CBM

N/A

Magnetic Properties

Magnetic

Yes

Total Mag. Moment

0.0058

μB

Mag. Ordering

Unknown

Mag. Sites

Magnetization/Volume

0.000010

μB/Å³

Elastic Properties

K_VRH

27.873

GPa

G_VRH

13.764

GPa

Young's Modulus E

35.456

GPa

Poisson Ratio ν

0.288

Pugh Ratio K/G

2.025

Vickers Hardness Est.

1.061

GPa

Ductility

Brittle

Anisotropy

0.531

Lame λ

18.697

GPa

Feature Analysis

Composition Overview

Element Composition (atomic fraction)

Composition Info

Major / Matrix Element

Sr · 0.500

Element Family

N/A

Solute Fraction

0.500

Interstitial Fraction

0.000

Traditional Material Features

ROM Blended-Feature Radar

Rating & Classification

Tier

Score

0.623

Family

Binary Alloy

Matrix Element

Sr · 0.500

Elasticity Features

Elastic Modulus Comparison (GPa)

Elastic Features

Elastic Anisotropy A^U

0.5310

Homogeneous Poisson ν

0.2880

Debye Temperature

209.7

Sound Velocity

1,828.3

m/s

Homogeneity

0.2880

Related Tasks

Related computation task IDs (5)

aaadnlmt aaadtedh aaaemnkv aaaetltg aaafigbv

Citation & References

Materials Project Page

https://materialsproject.org/materials/mp-30355

Reference Citation

The crystal structure and related material properties of SrAg were obtained from the Materials Project database (MP-ID: mp-30355, 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_SrAg
_symmetry_space_group_name_H-M   'P 1'
_cell_length_a   4.72537706
_cell_length_b   6.37293143
_cell_length_c   16.83590654
_cell_angle_alpha   90.00000000
_cell_angle_beta   90.00000000
_cell_angle_gamma   90.00000000
_symmetry_Int_Tables_number   1
_chemical_formula_structural   SrAg
_chemical_formula_sum   'Sr8 Ag8'
_cell_volume   507.00497458
_cell_formula_units_Z   8
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  0.25000000  0.75429967  0.53453345  1.0
  Sr  Sr1  1  0.75000000  0.24570033  0.46546655  1.0
  Sr  Sr2  1  0.75000000  0.25429967  0.96546655  1.0
  Sr  Sr3  1  0.25000000  0.74570033  0.03453345  1.0
  Sr  Sr4  1  0.25000000  0.98967081  0.78506386  1.0
  Sr  Sr5  1  0.75000000  0.01032919  0.21493614  1.0
  Sr  Sr6  1  0.75000000  0.48967081  0.71493614  1.0
  Sr  Sr7  1  0.25000000  0.51032919  0.28506386  1.0
  Ag  Ag8  1  0.25000000  0.24097992  0.60781128  1.0
  Ag  Ag9  1  0.75000000  0.75902008  0.39218872  1.0
  Ag  Ag10  1  0.75000000  0.74097992  0.89218872  1.0
  Ag  Ag11  1  0.25000000  0.25902008  0.10781128  1.0
  Ag  Ag12  1  0.25000000  0.50038226  0.85739484  1.0
  Ag  Ag13  1  0.75000000  0.49961774  0.14260516  1.0
  Ag  Ag14  1  0.75000000  1.00038226  0.64260516  1.0
  Ag  Ag15  1  0.25000000  -0.00038226  0.35739484  1.0

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