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Tb3Y4TmSe8

Alexandria ALEX

Alex-ID: agm078342188 · Space group: R-3m (#166)

Alexandria Database API

Basic Information

Formula
Tb3Y4TmSe8
Alex-ID
agm078342188
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
384.86
ų
Cell a
8.1774
Å
Cell b
8.1774
Å
Cell c
8.1774
Å
α angle
59.79
°
β angle
59.79
°
γ angle
59.79
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb3Y4TmSe8
Tb
3.00 · 18.8%
Y
4.00 · 25.0%
Tm
1.00 · 6.3%
Se
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0158
eV/atom
Formation energy
-1.7462
eV/atom
Corrected total energy
-100.0846
eV
Raw total energy
-100.0846
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0027
eV
DOS at Fermi level
10.7046
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8_146_spg166

Decomposition

TbTmSe2 TbY4Se5 Tb4YSe5

Computed at

2025-03-02 03:13:23

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: agm078342188).

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 agm078342188
data_agm078342188
_cell_length_a     8.17740
_cell_length_b     8.17740
_cell_length_c     8.17740
_cell_angle_alpha  59.79476
_cell_angle_beta   59.79476
_cell_angle_gamma  59.79476
_cell_volume       384.86023
_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
  Tb1 Tb 0.00000 0.50000 0.00000 1.00000
  Tb2 Tb 0.50000 0.00000 0.00000 1.00000
  Tb3 Tb 0.00000 0.00000 0.50000 1.00000
  Y1 Y 0.50000 0.00000 0.50000 1.00000
  Y2 Y 0.00000 0.50000 0.50000 1.00000
  Y3 Y 0.50000 0.50000 0.00000 1.00000
  Y4 Y 0.50000 0.50000 0.50000 1.00000
  Tm1 Tm 0.00000 0.00000 0.00000 1.00000
  Se1 Se 0.75259 0.24801 0.75259 1.00000
  Se2 Se 0.24741 0.75199 0.24741 1.00000
  Se3 Se 0.24801 0.75259 0.75259 1.00000
  Se4 Se 0.75199 0.24741 0.24741 1.00000
  Se5 Se 0.75259 0.75259 0.24801 1.00000
  Se6 Se 0.24741 0.24741 0.75199 1.00000
  Se7 Se 0.25030 0.25030 0.25030 1.00000
  Se8 Se 0.74970 0.74970 0.74970 1.00000
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