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Sm4Br6O

Alexandria ALEX

Alex-ID: agm005249969 · Space group: P6_3mc (#186)

Alexandria Database API

Basic Information

Formula
Sm4Br6O
Alex-ID
agm005249969
Elements
3
Sites
22
Space group
P6_3mc (#186)
Crystal system
hexagonal
Volume
609.42
ų
Cell a
9.3556
Å
Cell b
9.3556
Å
Cell c
8.0398
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm4Br6O
Sm
8.00 · 36.4%
Br
12.00 · 54.5%
O
2.00 · 9.1%

Energy & Stability

Energy above hull
0.2546
eV/atom
Formation energy
-1.7491
eV/atom
Corrected total energy
-106.2599
eV
Raw total energy
-104.8553
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0006
eV
DOS at Fermi level
15.0296
Total magnetisation
0.0030
μB

Additional Information

Prototype ID

AB4C6_8_spg186

Decomposition

Sm2Br3O SmBr2 Sm

Computed at

2023-05-09 06:47:52.556366

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: agm005249969).

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 agm005249969
data_agm005249969
_cell_length_a     9.35556
_cell_length_b     9.35556
_cell_length_c     8.03983
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       609.42080
_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 0.19518 0.39036 0.00459 1.00000
  Sm2 Sm 0.19518 0.80482 0.00459 1.00000
  Sm3 Sm 0.80482 0.19518 0.50459 1.00000
  Sm4 Sm 0.66667 0.33333 0.82006 1.00000
  Sm5 Sm 0.80482 0.60964 0.50459 1.00000
  Sm6 Sm 0.39036 0.19518 0.50459 1.00000
  Sm7 Sm 0.33333 0.66667 0.32006 1.00000
  Sm8 Sm 0.60964 0.80482 0.00459 1.00000
  Br1 Br 0.27091 0.13545 0.87310 1.00000
  Br2 Br 0.03744 0.51872 0.68991 1.00000
  Br3 Br 0.13545 0.27091 0.37310 1.00000
  Br4 Br 0.51872 0.48128 0.18991 1.00000
  Br5 Br 0.13545 0.86455 0.37310 1.00000
  Br6 Br 0.96256 0.48128 0.18991 1.00000
  Br7 Br 0.86455 0.13545 0.87310 1.00000
  Br8 Br 0.48128 0.96256 0.68991 1.00000
  Br9 Br 0.72909 0.86455 0.37310 1.00000
  Br10 Br 0.86455 0.72909 0.87310 1.00000
  Br11 Br 0.48128 0.51872 0.68991 1.00000
  Br12 Br 0.51872 0.03744 0.18991 1.00000
  O1 O 0.66667 0.33333 0.52234 1.00000
  O2 O 0.33333 0.66667 0.02234 1.00000
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