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Sr2PbSe3

Alexandria ALEX

Alex-ID: agm086228331 · Space group: C2/c (#15)

Basic Information

Formula
Sr2PbSe3
Alex-ID
agm086228331
Elements
3
Sites
24
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
741.22
ų
Cell a
9.9166
Å
Cell b
9.9166
Å
Cell c
7.6922
Å
α angle
82.60
°
β angle
97.40
°
γ angle
95.74
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr2PbSe3
Sr
8.00 · 33.3%
Pb
4.00 · 16.7%
Se
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0108
eV/atom
Formation energy
-1.5616
eV/atom
Corrected total energy
-107.7158
eV
Raw total energy
-107.7158
eV

Electronic Structure

Indirect band gap
2.3991
eV
Direct band gap
2.4252
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_6781_spg15

Decomposition

Sr3PbSe4 SrPbSe2

Computed at

2025-03-23 07:53:36

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: agm086228331).

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 agm086228331
data_agm086228331
_cell_length_a     9.91656
_cell_length_b     9.91656
_cell_length_c     7.69219
_cell_angle_alpha  82.60362
_cell_angle_beta   97.39638
_cell_angle_gamma  95.73511
_cell_volume       741.22340
_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 0.66705 0.16879 0.50235 1.00000
  Sr2 Sr 0.83121 0.33295 0.00235 1.00000
  Sr3 Sr 0.16879 0.66705 0.99765 1.00000
  Sr4 Sr 0.33295 0.83121 0.49765 1.00000
  Sr5 Sr 0.25084 0.25084 0.25000 1.00000
  Sr6 Sr 0.74916 0.74916 0.75000 1.00000
  Sr7 Sr 0.91422 0.91422 0.25000 1.00000
  Sr8 Sr 0.08578 0.08578 0.75000 1.00000
  Pb1 Pb 0.00000 0.50000 0.50000 1.00000
  Pb2 Pb 0.50000 0.00000 0.00000 1.00000
  Pb3 Pb 0.58374 0.58374 0.25000 1.00000
  Pb4 Pb 0.41626 0.41626 0.75000 1.00000
  Se1 Se 0.79220 0.04187 0.87496 1.00000
  Se2 Se 0.95813 0.20780 0.37496 1.00000
  Se3 Se 0.04187 0.79220 0.62504 1.00000
  Se4 Se 0.20780 0.95813 0.12504 1.00000
  Se5 Se 0.29138 0.54119 0.37492 1.00000
  Se6 Se 0.70862 0.45881 0.62508 1.00000
  Se7 Se 0.45881 0.70862 0.87492 1.00000
  Se8 Se 0.54119 0.29138 0.12508 1.00000
  Se9 Se 0.12528 0.37554 0.87516 1.00000
  Se10 Se 0.37554 0.12528 0.62484 1.00000
  Se11 Se 0.87472 0.62446 0.12484 1.00000
  Se12 Se 0.62446 0.87472 0.37516 1.00000
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