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Sm6Th4O17

Alexandria ALEX

Alex-ID: agm005224092 · Space group: R3m (#160)

Basic Information

Formula
Sm6Th4O17
Alex-ID
agm005224092
Elements
3
Sites
27
Space group
R3m (#160)
Crystal system
trigonal
Volume
433.11
ų
Cell a
3.8999
Å
Cell b
3.8999
Å
Cell c
39.8521
Å
α angle
60.71
°
β angle
60.71
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm6Th4O17
Sm
6.00 · 22.2%
Th
4.00 · 14.8%
O
17.00 · 63.0%

Energy & Stability

Energy above hull
0.0817
eV/atom
Formation energy
-4.0052
eV/atom
Corrected total energy
-250.4596
eV
Raw total energy
-238.5207
eV

Electronic Structure

Indirect band gap
1.9954
eV
Direct band gap
2.0951
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0011
μB

Additional Information

Prototype ID

A4B6C17_0_spg160

Decomposition

Sm2O3 ThO2

Computed at

2024-10-06 23:44:51

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: agm005224092).

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 agm005224092
data_agm005224092
_cell_length_a     3.89991
_cell_length_b     3.89991
_cell_length_c     39.85210
_cell_angle_alpha  60.70553
_cell_angle_beta   60.70552
_cell_angle_gamma  59.99999
_cell_volume       433.10814
_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 0.98441 0.98441 0.50468 1.00000
  Sm2 Sm 0.00322 0.00322 0.39903 1.00000
  Sm3 Sm 0.00820 0.00820 0.59754 1.00000
  Sm4 Sm 0.98811 0.98811 0.70357 1.00000
  Sm5 Sm 0.01198 0.01198 0.79641 1.00000
  Sm6 Sm 0.99269 0.99269 0.90219 1.00000
  Th1 Th 0.01079 0.01079 0.99676 1.00000
  Th2 Th 0.00808 0.00808 0.09758 1.00000
  Th3 Th 0.00415 0.00415 0.29875 1.00000
  Th4 Th 0.00532 0.00532 0.19841 1.00000
  O1 O 0.24987 0.24987 0.02504 1.00000
  O2 O 0.24703 0.24703 0.12589 1.00000
  O3 O 0.75007 0.75007 0.07498 1.00000
  O4 O 0.24390 0.24390 0.22683 1.00000
  O5 O 0.74734 0.74734 0.17580 1.00000
  O6 O 0.24661 0.24661 0.32602 1.00000
  O7 O 0.74694 0.74694 0.27592 1.00000
  O8 O 0.71086 0.71086 0.38674 1.00000
  O9 O 0.24713 0.24713 0.52586 1.00000
  O10 O 0.77872 0.77872 0.46638 1.00000
  O11 O 0.71810 0.71810 0.58457 1.00000
  O12 O 0.25098 0.25098 0.72471 1.00000
  O13 O 0.78267 0.78267 0.66520 1.00000
  O14 O 0.72223 0.72223 0.78333 1.00000
  O15 O 0.25107 0.25107 0.92468 1.00000
  O16 O 0.78703 0.78703 0.86389 1.00000
  O17 O 0.75250 0.75250 0.97425 1.00000
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