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Tb4AlGa2

Alexandria ALEX

Alex-ID: agm006012192 · Space group: R-3m (#166)

Basic Information

Formula
Tb4AlGa2
Alex-ID
agm006012192
Elements
3
Sites
7
Space group
R-3m (#166)
Crystal system
trigonal
Volume
179.50
ų
Cell a
5.0258
Å
Cell b
5.0258
Å
Cell c
8.7039
Å
α angle
73.22
°
β angle
73.22
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb4AlGa2
Tb
4.00 · 57.1%
Al
1.00 · 14.3%
Ga
2.00 · 28.6%

Energy & Stability

Energy above hull
0.1175
eV/atom
Formation energy
-0.3821
eV/atom
Corrected total energy
-31.0081
eV
Raw total energy
-31.0081
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.0668
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C4_118_spg166

Decomposition

Tb3Ga2 TbAl

Computed at

2023-08-30 03:11:40

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: agm006012192).

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 agm006012192
data_agm006012192
_cell_length_a     5.02580
_cell_length_b     5.02580
_cell_length_c     8.70387
_cell_angle_alpha  73.21922
_cell_angle_beta   73.21923
_cell_angle_gamma  60.00000
_cell_volume       179.50250
_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 0.87174 0.87174 0.38478 1.00000
  Tb2 Tb 0.12826 0.12826 0.61522 1.00000
  Tb3 Tb 0.61987 0.61987 0.14040 1.00000
  Tb4 Tb 0.38013 0.38013 0.85960 1.00000
  Al1 Al 0.00000 0.00000 0.00000 1.00000
  Ga1 Ga 0.74969 0.74969 0.75092 1.00000
  Ga2 Ga 0.25031 0.25031 0.24908 1.00000
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