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Tb4Al12Ir

Alexandria ALEX

Alex-ID: agm006018399 · Space group: Im-3m (#229)

Basic Information

Formula
Tb4Al12Ir
Alex-ID
agm006018399
Elements
3
Sites
17
Space group
Im-3m (#229)
Crystal system
cubic
Volume
324.25
ų
Cell a
7.4961
Å
Cell b
7.4961
Å
Cell c
7.4961
Å
α angle
109.47
°
β angle
109.47
°
γ angle
109.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb4Al12Ir
Tb
4.00 · 23.5%
Al
12.00 · 70.6%
Ir
1.00 · 5.9%

Energy & Stability

Energy above hull
0.0186
eV/atom
Formation energy
-0.5502
eV/atom
Corrected total energy
-81.6900
eV
Raw total energy
-81.6900
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
9.0318
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C12_32_spg229

Decomposition

TbAl3 Tb2(Al3Ir)3 TbAl2

Computed at

2023-08-07 15:44:46.965436

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: agm006018399).

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 agm006018399
data_agm006018399
_cell_length_a     7.49609
_cell_length_b     7.49609
_cell_length_c     7.49609
_cell_angle_alpha  109.47122
_cell_angle_beta   109.47122
_cell_angle_gamma  109.47122
_cell_volume       324.25247
_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 0.00000 0.50000 1.00000
  Tb2 Tb 0.50000 0.00000 0.00000 1.00000
  Tb3 Tb 0.50000 0.50000 0.50000 1.00000
  Tb4 Tb 0.00000 0.50000 0.00000 1.00000
  Al1 Al 0.00000 0.28827 0.28827 1.00000
  Al2 Al 1.00000 0.71173 0.71173 1.00000
  Al3 Al 0.71173 0.71173 0.00000 1.00000
  Al4 Al 0.28827 0.28827 1.00000 1.00000
  Al5 Al 0.28827 1.00000 0.28827 1.00000
  Al6 Al 0.71173 0.00000 0.71173 1.00000
  Al7 Al 0.50000 0.25000 0.75000 1.00000
  Al8 Al 0.50000 0.75000 0.25000 1.00000
  Al9 Al 0.75000 0.25000 0.50000 1.00000
  Al10 Al 0.25000 0.75000 0.50000 1.00000
  Al11 Al 0.75000 0.50000 0.25000 1.00000
  Al12 Al 0.25000 0.50000 0.75000 1.00000
  Ir1 Ir 0.00000 0.00000 0.00000 1.00000
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