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Sm7ZnSe5

Alexandria ALEX

Alex-ID: agm006076868 · Space group: Cmcm (#63)

Basic Information

Formula
Sm7ZnSe5
Alex-ID
agm006076868
Elements
3
Sites
26
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
701.52
ų
Cell a
4.1147
Å
Cell b
7.1392
Å
Cell c
24.9391
Å
α angle
90.08
°
β angle
90.00
°
γ angle
106.75
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm7ZnSe5
Sm
14.00 · 53.8%
Zn
2.00 · 7.7%
Se
10.00 · 38.5%

Energy & Stability

Energy above hull
0.0285
eV/atom
Formation energy
-1.4302
eV/atom
Corrected total energy
-140.7769
eV
Raw total energy
-140.7769
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0141
eV
DOS at Fermi level
19.4358
Total magnetisation
0.0002
μB

Additional Information

Prototype ID

AB5C7_26_spg63

Decomposition

Sm5ZnSe4 Sm SmSe

Computed at

2023-08-08 05:14:42.574389

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: agm006076868).

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 agm006076868
data_agm006076868
_cell_length_a     4.11469
_cell_length_b     7.13923
_cell_length_c     24.93908
_cell_angle_alpha  90.07676
_cell_angle_beta   90.00000
_cell_angle_gamma  106.74870
_cell_volume       701.52381
_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 0.46730 0.93460 0.24980 1.00000
  Sm2 Sm 0.53329 0.06658 0.75019 1.00000
  Sm3 Sm 0.63832 0.27663 0.03694 1.00000
  Sm4 Sm 0.36234 0.72469 0.96307 1.00000
  Sm5 Sm 0.36249 0.72498 0.53697 1.00000
  Sm6 Sm 0.63800 0.27599 0.46295 1.00000
  Sm7 Sm 0.19253 0.38506 0.17874 1.00000
  Sm8 Sm 0.80817 0.61634 0.82133 1.00000
  Sm9 Sm 0.80898 0.61796 0.67864 1.00000
  Sm10 Sm 0.19142 0.38284 0.32137 1.00000
  Sm11 Sm 0.91468 0.82937 0.11015 1.00000
  Sm12 Sm 0.08602 0.17204 0.88985 1.00000
  Sm13 Sm 0.08655 0.17310 0.61042 1.00000
  Sm14 Sm 0.91385 0.82770 0.38947 1.00000
  Zn1 Zn 0.80334 0.60669 0.25060 1.00000
  Zn2 Zn 0.19728 0.39455 0.74960 1.00000
  Se1 Se 0.00033 0.00067 0.00000 1.00000
  Se2 Se 0.72331 0.44663 0.92835 1.00000
  Se3 Se 0.27734 0.55469 0.07169 1.00000
  Se4 Se 0.55266 0.10533 0.35649 1.00000
  Se5 Se 0.44777 0.89554 0.64348 1.00000
  Se6 Se 0.00023 0.00046 0.49995 1.00000
  Se7 Se 0.27701 0.55402 0.42834 1.00000
  Se8 Se 0.72348 0.44695 0.57160 1.00000
  Se9 Se 0.44715 0.89430 0.85658 1.00000
  Se10 Se 0.55356 0.10711 0.14344 1.00000
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