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Sr2GeBiSe5

Alexandria ALEX

Alex-ID: agm005149333 · Space group: Cmc2_1 (#36)

Basic Information

Formula
Sr2GeBiSe5
Alex-ID
agm005149333
Elements
4
Sites
18
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
519.22
ų
Cell a
4.4235
Å
Cell b
9.4928
Å
Cell c
12.7146
Å
α angle
90.00
°
β angle
90.00
°
γ angle
103.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr2GeBiSe5
Sr
4.00 · 22.2%
Ge
2.00 · 11.1%
Bi
2.00 · 11.1%
Se
10.00 · 55.6%

Energy & Stability

Energy above hull
0.0218
eV/atom
Formation energy
-1.0814
eV/atom
Corrected total energy
-78.1261
eV
Raw total energy
-78.1261
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.8973
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D5_217_spg36

Decomposition

Sr2GeSe4 GeSe SrSe Bi2Se3

Computed at

2023-01-07 21:14:49.300542

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: agm005149333).

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 agm005149333
data_agm005149333
_cell_length_a     4.42352
_cell_length_b     9.49284
_cell_length_c     12.71464
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  103.47330
_cell_volume       519.21642
_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
  Sr1 Sr 0.87941 0.75883 0.83048 1.00000
  Sr2 Sr 0.11500 0.23000 0.68426 1.00000
  Sr3 Sr 0.12059 0.24117 0.33048 1.00000
  Sr4 Sr 0.88500 0.77000 0.18426 1.00000
  Ge1 Ge 0.55285 0.10570 0.93317 1.00000
  Ge2 Ge 0.44715 0.89430 0.43317 1.00000
  Bi1 Bi 0.79397 0.58794 0.53305 1.00000
  Bi2 Bi 0.20603 0.41206 0.03305 1.00000
  Se1 Se 0.35557 0.71113 0.00840 1.00000
  Se2 Se 0.68074 0.36148 0.86762 1.00000
  Se3 Se 0.49573 0.99146 0.76172 1.00000
  Se4 Se 0.28826 0.57652 0.68572 1.00000
  Se5 Se 0.96829 0.93658 0.51955 1.00000
  Se6 Se 0.64443 0.28887 0.50840 1.00000
  Se7 Se 0.31926 0.63852 0.36762 1.00000
  Se8 Se 0.50427 0.00854 0.26172 1.00000
  Se9 Se 0.71174 0.42348 0.18572 1.00000
  Se10 Se 0.03171 0.06342 0.01955 1.00000
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