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HEAS Data Platform · Materials Science Database

Tb4FeB14

Alexandria ALEX

Alex-ID: agm008244249 · Space group: P4/mnc (#128)

Basic Information

Formula
Tb4FeB14
Alex-ID
agm008244249
Elements
3
Sites
38
Space group
P4/mnc (#128)
Crystal system
tetragonal
Volume
395.99
ų
Cell a
7.2268
Å
Cell b
7.2268
Å
Cell c
7.5821
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb4FeB14
Tb
8.00 · 21.1%
Fe
2.00 · 5.3%
B
28.00 · 73.7%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.5983
eV/atom
Corrected total energy
-263.6893
eV
Raw total energy
-263.6893
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0277
eV
DOS at Fermi level
10.0125
Total magnetisation
0.0027
μB

Additional Information

Prototype ID

AB4C14_2_spg128

Decomposition

Tb4FeB14

Computed at

2024-11-09 10:52:01.730362

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: agm008244249).

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 agm008244249
data_agm008244249
_cell_length_a     7.22683
_cell_length_b     7.22683
_cell_length_c     7.58210
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       395.99106
_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 0.19204 0.32907 0.00000 1.00000
  Tb2 Tb 0.67093 0.19204 0.00000 1.00000
  Tb3 Tb 0.32907 0.80796 0.00000 1.00000
  Tb4 Tb 0.69204 0.17093 0.50000 1.00000
  Tb5 Tb 0.30796 0.82907 0.50000 1.00000
  Tb6 Tb 0.80796 0.67093 0.00000 1.00000
  Tb7 Tb 0.82907 0.69204 0.50000 1.00000
  Tb8 Tb 0.17093 0.30796 0.50000 1.00000
  Fe1 Fe 0.00000 0.00000 0.00000 1.00000
  Fe2 Fe 0.50000 0.50000 0.50000 1.00000
  B1 B 0.17363 0.03842 0.23096 1.00000
  B2 B 0.96158 0.17363 0.23096 1.00000
  B3 B 0.03842 0.82637 0.23096 1.00000
  B4 B 0.67363 0.46158 0.26904 1.00000
  B5 B 0.32637 0.53842 0.26904 1.00000
  B6 B 0.82637 0.96158 0.23096 1.00000
  B7 B 0.53842 0.67363 0.26904 1.00000
  B8 B 0.46158 0.32637 0.26904 1.00000
  B9 B 0.82637 0.96158 0.76904 1.00000
  B10 B 0.03842 0.82637 0.76904 1.00000
  B11 B 0.96158 0.17363 0.76904 1.00000
  B12 B 0.32637 0.53842 0.73096 1.00000
  B13 B 0.67363 0.46158 0.73096 1.00000
  B14 B 0.17363 0.03842 0.76904 1.00000
  B15 B 0.46158 0.32637 0.73096 1.00000
  B16 B 0.53842 0.67363 0.73096 1.00000
  B17 B 0.08732 0.58732 0.25000 1.00000
  B18 B 0.41268 0.08732 0.25000 1.00000
  B19 B 0.58732 0.91268 0.25000 1.00000
  B20 B 0.91268 0.41268 0.25000 1.00000
  B21 B 0.91268 0.41268 0.75000 1.00000
  B22 B 0.58732 0.91268 0.75000 1.00000
  B23 B 0.41268 0.08732 0.75000 1.00000
  B24 B 0.08732 0.58732 0.75000 1.00000
  B25 B 0.00000 0.00000 0.38859 1.00000
  B26 B 0.50000 0.50000 0.11141 1.00000
  B27 B 0.00000 0.00000 0.61141 1.00000
  B28 B 0.50000 0.50000 0.88859 1.00000
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