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Pt2PbSe2

Alexandria ALEX

Alex-ID: agm002944580 · Space group: I4/mmm (#139)

Basic Information

Formula
Pt2PbSe2
Alex-ID
agm002944580
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
109.38
ų
Cell a
4.9003
Å
Cell b
4.9003
Å
Cell c
5.7233
Å
α angle
64.65
°
β angle
64.65
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pt2PbSe2
Pb
1.00 · 20.0%
Se
2.00 · 40.0%
Pt
2.00 · 40.0%

Energy & Stability

Energy above hull
0.3211
eV/atom
Formation energy
-0.0348
eV/atom
Corrected total energy
-23.0397
eV
Raw total energy
-23.0396
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.2010
eV
DOS at Fermi level
3.3191
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_5_spg139

Decomposition

Pt5Se4 PbSe Pt

Computed at

2023-03-26 18:47:41.772787

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: agm002944580).

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 agm002944580
data_agm002944580
_cell_length_a     4.90025
_cell_length_b     4.90025
_cell_length_c     5.72328
_cell_angle_alpha  64.65306
_cell_angle_beta   64.65306
_cell_angle_gamma  90.00000
_cell_volume       109.38118
_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
  Pb1 Pb 0.00000 0.00000 0.00000 1.00000
  Se1 Se 0.75000 0.25000 0.50000 1.00000
  Se2 Se 0.25000 0.75000 0.50000 1.00000
  Pt1 Pt 0.33984 0.33984 0.32031 1.00000
  Pt2 Pt 0.66016 0.66016 0.67969 1.00000
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