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Sm7YO12

Alexandria ALEX

Alex-ID: agm013196301 · Space group: I2_12_12_1 (#24)

Basic Information

Formula
Sm7YO12
Alex-ID
agm013196301
Elements
3
Sites
40
Space group
I2_12_12_1 (#24)
Crystal system
orthorhombic
Volume
658.58
ų
Cell a
9.4931
Å
Cell b
9.4931
Å
Cell c
9.4931
Å
α angle
109.48
°
β angle
109.52
°
γ angle
109.41
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm7YO12
Sm
14.00 · 35.0%
Y
2.00 · 5.0%
O
24.00 · 60.0%

Energy & Stability

Energy above hull
0.0023
eV/atom
Formation energy
-3.8739
eV/atom
Corrected total energy
-353.0094
eV
Raw total energy
-336.1545
eV

Electronic Structure

Indirect band gap
3.8192
eV
Direct band gap
3.8451
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB7C12_12_spg24

Decomposition

Sm2O3 Y2O3

Computed at

2025-01-26 22:48:50

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: agm013196301).

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 agm013196301
data_agm013196301
_cell_length_a     9.49313
_cell_length_b     9.49313
_cell_length_c     9.49313
_cell_angle_alpha  109.47646
_cell_angle_beta   109.52236
_cell_angle_gamma  109.41486
_cell_volume       658.57711
_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 0.28139 0.75000 0.03139 1.00000
  Sm2 Sm 0.50291 0.00089 0.50152 1.00000
  Sm3 Sm 0.75000 0.96854 0.21854 1.00000
  Sm4 Sm 0.25000 0.53146 0.28146 1.00000
  Sm5 Sm 0.46959 0.21959 0.25000 1.00000
  Sm6 Sm 0.96731 0.71731 0.25000 1.00000
  Sm7 Sm 0.99709 0.49861 0.49798 1.00000
  Sm8 Sm 0.99937 0.00139 0.99848 1.00000
  Sm9 Sm 0.50063 0.49911 0.00202 1.00000
  Sm10 Sm 0.21861 0.25000 0.46861 1.00000
  Sm11 Sm 0.03041 0.28041 0.75000 1.00000
  Sm12 Sm 0.53269 0.78269 0.75000 1.00000
  Sm13 Sm 0.25000 0.03015 0.78015 1.00000
  Sm14 Sm 0.75000 0.46985 0.71985 1.00000
  Y1 Y 0.78202 0.75000 0.53202 1.00000
  Y2 Y 0.71798 0.25000 0.96798 1.00000
  O1 O 0.01065 0.96992 0.23888 1.00000
  O2 O 0.23105 0.77177 0.26112 1.00000
  O3 O 0.46164 0.99085 0.73001 1.00000
  O4 O 0.25913 0.48760 0.02915 1.00000
  O5 O 0.03836 0.76837 0.52920 1.00000
  O6 O 0.24087 0.27002 0.22847 1.00000
  O7 O 0.26895 0.53008 0.54072 1.00000
  O8 O 0.48935 0.72823 0.95928 1.00000
  O9 O 0.72935 0.74097 0.27457 1.00000
  O10 O 0.47166 0.24081 0.51226 1.00000
  O11 O 0.22855 0.95940 0.98774 1.00000
  O12 O 0.96639 0.45477 0.22543 1.00000
  O13 O 0.02834 0.54060 0.76915 1.00000
  O14 O 0.27145 0.25919 0.73085 1.00000
  O15 O 0.77065 0.04523 0.01162 1.00000
  O16 O 0.53361 0.75903 0.48838 1.00000
  O17 O 0.51588 0.26965 0.04079 1.00000
  O18 O 0.72886 0.47509 0.45921 1.00000
  O19 O 0.95845 0.22998 0.47085 1.00000
  O20 O 0.76084 0.73163 0.76999 1.00000
  O21 O 0.54155 0.01240 0.27153 1.00000
  O22 O 0.73916 0.50915 0.97080 1.00000
  O23 O 0.98412 0.02491 0.75378 1.00000
  O24 O 0.77114 0.23035 0.74622 1.00000
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