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Tb4Ho3HfN8

Alexandria ALEX

Alex-ID: agm045115283 · Space group: R-3m (#166)

Alexandria Database API

Basic Information

Formula
Tb4Ho3HfN8
Alex-ID
agm045115283
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
229.31
ų
Cell a
6.8730
Å
Cell b
6.8730
Å
Cell c
6.8730
Å
α angle
59.95
°
β angle
59.95
°
γ angle
59.95
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb4Ho3HfN8
Tb
4.00 · 25.0%
Ho
3.00 · 18.8%
Hf
1.00 · 6.3%
N
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0048
eV/atom
Formation energy
-1.9147
eV/atom
Corrected total energy
-136.4740
eV
Raw total energy
-136.4740
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.8443
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

Tb5HfN6 Ho5HfN6 TbN

Computed at

2025-03-05 07:44:17

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: agm045115283).

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 agm045115283
data_agm045115283
_cell_length_a     6.87303
_cell_length_b     6.87303
_cell_length_c     6.87303
_cell_angle_alpha  59.94787
_cell_angle_beta   59.94787
_cell_angle_gamma  59.94787
_cell_volume       229.30673
_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 0.00000 1.00000
  Tb2 Tb 0.50000 0.00000 0.50000 1.00000
  Tb3 Tb 0.50000 0.50000 0.00000 1.00000
  Tb4 Tb 0.00000 0.50000 0.50000 1.00000
  Ho1 Ho 0.00000 0.00000 0.50000 1.00000
  Ho2 Ho 0.50000 0.00000 0.00000 1.00000
  Ho3 Ho 0.00000 0.50000 0.00000 1.00000
  Hf1 Hf 0.50000 0.50000 0.50000 1.00000
  N1 N 0.74153 0.26054 0.26054 1.00000
  N2 N 0.26054 0.26054 0.74153 1.00000
  N3 N 0.24892 0.24892 0.24892 1.00000
  N4 N 0.26054 0.74153 0.26054 1.00000
  N5 N 0.73946 0.25847 0.73946 1.00000
  N6 N 0.75108 0.75108 0.75108 1.00000
  N7 N 0.73946 0.73946 0.25847 1.00000
  N8 N 0.25847 0.73946 0.73946 1.00000
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