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Sm7NCl12

Alexandria ALEX

Alex-ID: agm005809514 · Space group: R-3 (#148)

Alexandria Database API

Basic Information

Formula
Sm7NCl12
Alex-ID
agm005809514
Elements
3
Sites
20
Space group
R-3 (#148)
Crystal system
trigonal
Volume
544.88
ų
Cell a
8.7286
Å
Cell b
8.7286
Å
Cell c
8.7286
Å
α angle
107.58
°
β angle
107.58
°
γ angle
107.58
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm7NCl12
Sm
7.00 · 35.0%
N
1.00 · 5.0%
Cl
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0123
eV/atom
Formation energy
-2.3701
eV/atom
Corrected total energy
-103.4655
eV
Raw total energy
-103.4655
eV

Electronic Structure

Indirect band gap
0.0203
eV
Direct band gap
0.0371
eV
DOS at Fermi level
9.6554
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB7C12_6_spg148

Decomposition

Sm4NCl6 Sm2Cl3 SmCl3

Computed at

2023-07-16 04:13:45.918886

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: agm005809514).

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 agm005809514
data_agm005809514
_cell_length_a     8.72862
_cell_length_b     8.72862
_cell_length_c     8.72862
_cell_angle_alpha  107.57706
_cell_angle_beta   107.57706
_cell_angle_gamma  107.57706
_cell_volume       544.88438
_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 0.96967 0.68999 0.89354 1.00000
  Sm2 Sm 0.31001 0.10646 0.03033 1.00000
  Sm3 Sm 0.10646 0.03033 0.31001 1.00000
  Sm4 Sm 0.50000 0.50000 0.50000 1.00000
  Sm5 Sm 0.89354 0.96967 0.68999 1.00000
  Sm6 Sm 0.68999 0.89354 0.96967 1.00000
  Sm7 Sm 0.03033 0.31001 0.10646 1.00000
  N1 N 0.00000 0.00000 0.00000 1.00000
  Cl1 Cl 0.92220 0.31361 0.77602 1.00000
  Cl2 Cl 0.68639 0.22398 0.07780 1.00000
  Cl3 Cl 0.46895 0.15458 0.38411 1.00000
  Cl4 Cl 0.84542 0.61589 0.53105 1.00000
  Cl5 Cl 0.22398 0.07780 0.68639 1.00000
  Cl6 Cl 0.61589 0.53105 0.84542 1.00000
  Cl7 Cl 0.38411 0.46895 0.15458 1.00000
  Cl8 Cl 0.77602 0.92220 0.31361 1.00000
  Cl9 Cl 0.15458 0.38411 0.46895 1.00000
  Cl10 Cl 0.53105 0.84542 0.61589 1.00000
  Cl11 Cl 0.31361 0.77602 0.92220 1.00000
  Cl12 Cl 0.07780 0.68639 0.22398 1.00000
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