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Sm3SnAuS7

Alexandria ALEX

Alex-ID: agm021875465 · Space group: P6_3 (#173)

Alexandria Database API

Basic Information

Formula
Sm3SnAuS7
Alex-ID
agm021875465
Elements
4
Sites
24
Space group
P6_3 (#173)
Crystal system
hexagonal
Volume
545.67
ų
Cell a
10.1314
Å
Cell b
10.1314
Å
Cell c
6.1385
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm3SnAuS7
Sm
6.00 · 25.0%
Sn
2.00 · 8.3%
Au
2.00 · 8.3%
S
14.00 · 58.3%

Energy & Stability

Energy above hull
0.0166
eV/atom
Formation energy
-1.7680
eV/atom
Corrected total energy
-143.1187
eV
Raw total energy
-133.8303
eV

Electronic Structure

Indirect band gap
1.8115
eV
Direct band gap
1.8115
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC3D7_1_spg173

Decomposition

SnS2 Au2S Sm2S3

Computed at

2025-02-13 10:04:52

Citation

Alexandria website
https://alexandria.icams.rub.de/
Attribution

The crystal structure and related material properties of this entry were obtained from the Alexandria database (Alex-ID: agm021875465).

Reference

Th. Cavignac, J. Schmidt, P.-P. De Breuck, A. Loew, T. F. T. Cerqueira, H.-C. Wang, A. Bochkarev, Y. Lysogorskiy, A. H. Romero, R. Drautz, S. Botti and M. A. L. Marques. AI-Driven expansion and application of the Alexandria database. J. Phys. Mater. 9, 025014 (2026). https://doi.org/10.1088/2515-7639/ae6620

BibTeX 
@article{Cavignac2026Alexandria,
  author  = {Cavignac, Th{\'e}o and Schmidt, Jonathan and De Breuck, Pierre-Paul and Loew, Antoine
             and Cerqueira, Tiago F. T. and Wang, Hai-Chen and Bochkarev, Anton
             and Lysogorskiy, Yury and Romero, Aldo H. and Drautz, Ralf and Botti, Silvana
             and Marques, Miguel A. L.},
  title   = {{AI}-Driven expansion and application of the {A}lexandria database},
  journal = {Journal of Physics: Materials},
  year    = {2026},
  volume  = {9},
  number  = {2},
  pages   = {025014},
  doi     = {10.1088/2515-7639/ae6620},
  url     = {https://doi.org/10.1088/2515-7639/ae6620}
}

3D Crystal Structure Rendering

Loading 3D structure…

Style: Ball & Stick
Raw CIF Data 
# CIF generated by HEAS from Alexandria entry agm021875465
data_agm021875465
_cell_length_a     10.13138
_cell_length_b     10.13138
_cell_length_c     6.13852
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       545.67174
_symmetry_space_group_name_H-M 'P 1'
_symmetry_Int_Tables_number 1
loop_
_symmetry_equiv_pos_as_xyz
  'x, y, z'
loop_
_atom_site_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
  Sm1 Sm 0.86136 0.64028 0.96566 1.00000
  Sm2 Sm 0.22107 0.86136 0.46566 1.00000
  Sm3 Sm 0.64028 0.77893 0.46566 1.00000
  Sm4 Sm 0.77893 0.13864 0.96566 1.00000
  Sm5 Sm 0.35972 0.22107 0.96566 1.00000
  Sm6 Sm 0.13864 0.35972 0.46566 1.00000
  Sn1 Sn 0.66667 0.33333 0.53852 1.00000
  Sn2 Sn 0.33333 0.66667 0.03852 1.00000
  Au1 Au 0.00000 0.00000 0.39227 1.00000
  Au2 Au 0.00000 0.00000 0.89227 1.00000
  S1 S 0.33333 0.66667 0.64941 1.00000
  S2 S 0.66667 0.33333 0.14941 1.00000
  S3 S 0.27535 0.16292 0.41590 1.00000
  S4 S 0.51632 0.08848 0.71721 1.00000
  S5 S 0.57217 0.48368 0.71721 1.00000
  S6 S 0.48368 0.91152 0.21721 1.00000
  S7 S 0.72465 0.83708 0.91590 1.00000
  S8 S 0.11243 0.27535 0.91590 1.00000
  S9 S 0.91152 0.42783 0.71721 1.00000
  S10 S 0.16292 0.88757 0.91590 1.00000
  S11 S 0.42783 0.51632 0.21721 1.00000
  S12 S 0.88757 0.72465 0.41590 1.00000
  S13 S 0.83708 0.11243 0.41590 1.00000
  S14 S 0.08848 0.57217 0.21721 1.00000
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