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Sm4I6O

Alexandria ALEX

Alex-ID: agm005226005 · Space group: P6_3mc (#186)

Alexandria Database API

Basic Information

Formula
Sm4I6O
Alex-ID
agm005226005
Elements
3
Sites
22
Space group
P6_3mc (#186)
Crystal system
hexagonal
Volume
720.05
ų
Cell a
9.8723
Å
Cell b
9.8723
Å
Cell c
8.5309
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm4I6O
Sm
8.00 · 36.4%
I
12.00 · 54.5%
O
2.00 · 9.1%

Energy & Stability

Energy above hull
0.2606
eV/atom
Formation energy
-1.4232
eV/atom
Corrected total energy
-97.6156
eV
Raw total energy
-96.2110
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
15.9903
Total magnetisation
2.3643
μB

Additional Information

Prototype ID

AB4C6_8_spg186

Decomposition

SmI2 SmIO Sm

Computed at

2023-05-09 06:59:13.246391

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: agm005226005).

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 agm005226005
data_agm005226005
_cell_length_a     9.87229
_cell_length_b     9.87229
_cell_length_c     8.53091
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       720.04798
_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 0.20164 0.79836 0.06822 1.00000
  Sm2 Sm 0.79836 0.59673 0.56822 1.00000
  Sm3 Sm 0.59673 0.79836 0.06822 1.00000
  Sm4 Sm 0.66667 0.33333 0.26074 1.00000
  Sm5 Sm 0.40327 0.20164 0.56822 1.00000
  Sm6 Sm 0.33333 0.66667 0.76074 1.00000
  Sm7 Sm 0.79836 0.20164 0.56822 1.00000
  Sm8 Sm 0.20164 0.40327 0.06822 1.00000
  I1 I 0.47405 0.94809 0.38624 1.00000
  I2 I 0.13526 0.86474 0.70002 1.00000
  I3 I 0.13526 0.27052 0.70002 1.00000
  I4 I 0.86474 0.13526 0.20002 1.00000
  I5 I 0.05191 0.52595 0.38624 1.00000
  I6 I 0.27052 0.13526 0.20002 1.00000
  I7 I 0.86474 0.72948 0.20002 1.00000
  I8 I 0.94809 0.47405 0.88624 1.00000
  I9 I 0.52595 0.05191 0.88624 1.00000
  I10 I 0.52595 0.47405 0.88624 1.00000
  I11 I 0.47405 0.52595 0.38624 1.00000
  I12 I 0.72948 0.86474 0.70002 1.00000
  O1 O 0.66667 0.33333 0.54374 1.00000
  O2 O 0.33333 0.66667 0.04374 1.00000
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