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Tm3Pb2Se

Alexandria ALEX

Alex-ID: agm005646514 · Space group: Immm (#71)

Basic Information

Formula
Tm3Pb2Se
Alex-ID
agm005646514
Elements
3
Sites
6
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
166.12
ų
Cell a
3.9058
Å
Cell b
6.1367
Å
Cell c
7.8271
Å
α angle
113.08
°
β angle
104.45
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm3Pb2Se
Tm
3.00 · 50.0%
Pb
2.00 · 33.3%
Se
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0970
eV/atom
Formation energy
-0.8137
eV/atom
Corrected total energy
-29.2039
eV
Raw total energy
-29.2039
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.9377
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_4_spg71

Decomposition

Tm3Se4 Tm5Pb3Se Pb

Computed at

2023-08-24 21:37:05.269104

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: agm005646514).

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 agm005646514
data_agm005646514
_cell_length_a     3.90576
_cell_length_b     6.13671
_cell_length_c     7.82706
_cell_angle_alpha  113.08010
_cell_angle_beta   104.44793
_cell_angle_gamma  90.00000
_cell_volume       166.11818
_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
  Tm1 Tm 0.50000 0.50000 0.00000 1.00000
  Tm2 Tm 0.15186 0.15188 0.30376 1.00000
  Tm3 Tm 0.84814 0.84812 0.69624 1.00000
  Pb1 Pb 0.17096 0.67095 0.34190 1.00000
  Pb2 Pb 0.82904 0.32905 0.65810 1.00000
  Se1 Se 0.50000 0.00000 0.00000 1.00000
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