Navigation

HEAS Data Platform · Materials Science Database

HoFeB14

Alexandria ALEX

Alex-ID: agm005755831 · Space group: Imma (#74)

Basic Information

Formula
HoFeB14
Alex-ID
agm005755831
Elements
3
Sites
32
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
254.37
ų
Cell a
5.8377
Å
Cell b
7.3095
Å
Cell c
7.3095
Å
α angle
68.73
°
β angle
66.46
°
γ angle
66.46
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HoFeB14
Ho
2.00 · 6.3%
Fe
2.00 · 6.3%
B
28.00 · 87.5%

Energy & Stability

Energy above hull
0.0944
eV/atom
Formation energy
-0.1557
eV/atom
Corrected total energy
-218.0343
eV
Raw total energy
-218.0343
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0116
eV
DOS at Fermi level
5.9539
Total magnetisation
6.0853
μB

Additional Information

Prototype ID

ABC14_1_spg74

Decomposition

HoB12 FeB2

Computed at

2023-07-18 13:55:57.897914

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: agm005755831).

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 agm005755831
data_agm005755831
_cell_length_a     5.83770
_cell_length_b     7.30948
_cell_length_c     7.30948
_cell_angle_alpha  68.72591
_cell_angle_beta   66.46409
_cell_angle_gamma  66.46410
_cell_volume       254.37496
_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
  Ho1 Ho 0.25000 0.38176 0.11824 1.00000
  Ho2 Ho 0.75000 0.61824 0.88176 1.00000
  Fe1 Fe 0.50000 0.00000 0.50000 1.00000
  Fe2 Fe 0.00000 0.00000 0.50000 1.00000
  B1 B 0.66691 0.36771 0.29848 1.00000
  B2 B 0.33309 0.63229 0.70152 1.00000
  B3 B 0.16691 0.79848 0.86771 1.00000
  B4 B 0.83309 0.20152 0.13229 1.00000
  B5 B 0.13620 0.23414 0.49345 1.00000
  B6 B 0.86380 0.76586 0.50655 1.00000
  B7 B 0.63620 0.99345 0.73414 1.00000
  B8 B 0.36380 0.00655 0.26586 1.00000
  B9 B 0.08821 0.08075 0.74284 1.00000
  B10 B 0.91179 0.91925 0.25716 1.00000
  B11 B 0.58821 0.24284 0.58075 1.00000
  B12 B 0.41179 0.75716 0.41925 1.00000
  B13 B 0.72128 0.60110 0.27801 1.00000
  B14 B 0.60040 0.39890 0.72199 1.00000
  B15 B 0.22128 0.77801 0.10110 1.00000
  B16 B 0.10040 0.22199 0.89890 1.00000
  B17 B 0.27872 0.39890 0.72199 1.00000
  B18 B 0.39960 0.60110 0.27801 1.00000
  B19 B 0.77872 0.22199 0.89890 1.00000
  B20 B 0.89960 0.77801 0.10110 1.00000
  B21 B 0.32813 0.96700 0.87310 1.00000
  B22 B 0.16822 0.03300 0.12690 1.00000
  B23 B 0.82813 0.37310 0.46700 1.00000
  B24 B 0.66822 0.62690 0.53300 1.00000
  B25 B 0.67187 0.03300 0.12690 1.00000
  B26 B 0.83178 0.96700 0.87310 1.00000
  B27 B 0.17187 0.62690 0.53300 1.00000
  B28 B 0.33178 0.37310 0.46700 1.00000
Get direct link