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Tm3Bi2Se

Alexandria ALEX

Alex-ID: agm005646853 · Space group: Fddd (#70)

Basic Information

Formula
Tm3Bi2Se
Alex-ID
agm005646853
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
674.77
ų
Cell a
7.4559
Å
Cell b
7.4559
Å
Cell c
13.5771
Å
α angle
100.54
°
β angle
100.54
°
γ angle
109.50
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm3Bi2Se
Tm
12.00 · 50.0%
Bi
8.00 · 33.3%
Se
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0219
eV/atom
Formation energy
-1.0546
eV/atom
Corrected total energy
-123.9790
eV
Raw total energy
-123.9790
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0110
eV
DOS at Fermi level
6.5398
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

Tm5Se6 Tm5Bi3 TmBi

Computed at

2023-08-24 21:37:37.791775

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: agm005646853).

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 agm005646853
data_agm005646853
_cell_length_a     7.45586
_cell_length_b     7.45586
_cell_length_c     13.57706
_cell_angle_alpha  100.53894
_cell_angle_beta   100.53894
_cell_angle_gamma  109.50369
_cell_volume       674.76502
_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 0.16573 0.67643 0.82749 1.00000
  Tm2 Tm 0.66176 0.15106 0.82749 1.00000
  Tm3 Tm 0.08427 0.07357 0.67251 1.00000
  Tm4 Tm 0.58824 0.59894 0.67251 1.00000
  Tm5 Tm 0.01645 0.51645 0.50000 1.00000
  Tm6 Tm 0.48355 0.98355 0.50000 1.00000
  Tm7 Tm 0.40106 0.41176 0.32749 1.00000
  Tm8 Tm 0.92643 0.91573 0.32749 1.00000
  Tm9 Tm 0.84894 0.33824 0.17251 1.00000
  Tm10 Tm 0.32357 0.83427 0.17251 1.00000
  Tm11 Tm 0.23355 0.23355 1.00000 1.00000
  Tm12 Tm 0.76645 0.76645 0.00000 1.00000
  Bi1 Bi 0.99832 0.49832 0.99665 1.00000
  Bi2 Bi 0.41874 0.41874 0.83748 1.00000
  Bi3 Bi 0.83126 0.33126 0.66252 1.00000
  Bi4 Bi 0.25167 0.25167 0.50335 1.00000
  Bi5 Bi 0.74833 0.74833 0.49665 1.00000
  Bi6 Bi 0.66874 0.16874 0.33748 1.00000
  Bi7 Bi 0.58126 0.58126 0.16252 1.00000
  Bi8 Bi 0.50168 0.00168 0.00335 1.00000
  Se1 Se 0.91673 0.91673 0.83345 1.00000
  Se2 Se 0.33327 0.83327 0.66655 1.00000
  Se3 Se 0.16673 0.66673 0.33345 1.00000
  Se4 Se 0.08327 0.08327 0.16655 1.00000
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