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Sm3Se3N

Alexandria ALEX

Alex-ID: agm012749020 · Space group: P2_1/c (#14)

Basic Information

Formula
Sm3Se3N
Alex-ID
agm012749020
Elements
3
Sites
28
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
711.61
ų
Cell a
8.3545
Å
Cell b
7.3139
Å
Cell c
11.6817
Å
α angle
90.00
°
β angle
94.49
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm3Se3N
Sm
12.00 · 42.9%
Se
12.00 · 42.9%
N
4.00 · 14.3%

Energy & Stability

Energy above hull
0.0326
eV/atom
Formation energy
-1.8370
eV/atom
Corrected total energy
-181.8157
eV
Raw total energy
-181.8157
eV

Electronic Structure

Indirect band gap
1.7087
eV
Direct band gap
1.9244
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C3_3_spg14

Decomposition

Sm3Se3N

Computed at

2024-12-19 12:56:54

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: agm012749020).

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 agm012749020
data_agm012749020
_cell_length_a     8.35453
_cell_length_b     7.31392
_cell_length_c     11.68169
_cell_angle_alpha  90.00000
_cell_angle_beta   94.48946
_cell_angle_gamma  90.00000
_cell_volume       711.61253
_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 0.60424 0.96116 0.88300 1.00000
  Sm2 Sm 0.60424 0.53884 0.38300 1.00000
  Sm3 Sm 0.76037 0.13508 0.53674 1.00000
  Sm4 Sm 0.76037 0.36492 0.03674 1.00000
  Sm5 Sm 0.83429 0.58669 0.67169 1.00000
  Sm6 Sm 0.83429 0.91331 0.17169 1.00000
  Sm7 Sm 0.16571 0.08669 0.82831 1.00000
  Sm8 Sm 0.16571 0.41331 0.32831 1.00000
  Sm9 Sm 0.23963 0.63508 0.96326 1.00000
  Sm10 Sm 0.23963 0.86492 0.46326 1.00000
  Sm11 Sm 0.39576 0.46116 0.61700 1.00000
  Sm12 Sm 0.39576 0.03884 0.11700 1.00000
  Se1 Se 0.56207 0.85390 0.63759 1.00000
  Se2 Se 0.56207 0.64610 0.13759 1.00000
  Se3 Se 0.84035 0.23159 0.80086 1.00000
  Se4 Se 0.88976 0.73123 0.92781 1.00000
  Se5 Se 0.84035 0.26841 0.30086 1.00000
  Se6 Se 0.88976 0.76877 0.42781 1.00000
  Se7 Se 0.11024 0.23123 0.57219 1.00000
  Se8 Se 0.15965 0.73159 0.69914 1.00000
  Se9 Se 0.11024 0.26877 0.07219 1.00000
  Se10 Se 0.15965 0.76841 0.19914 1.00000
  Se11 Se 0.43793 0.35390 0.86241 1.00000
  Se12 Se 0.43793 0.14610 0.36241 1.00000
  N1 N 0.65725 0.41389 0.56162 1.00000
  N2 N 0.65725 0.08611 0.06162 1.00000
  N3 N 0.34275 0.91389 0.93838 1.00000
  N4 N 0.34275 0.58611 0.43838 1.00000
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