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Hf15Nb4

Alexandria ALEX

Alex-ID: agm073023767 · Space group: I-43d (#220)

Basic Information

Formula
Hf15Nb4
Alex-ID
agm073023767
Elements
2
Sites
38
Space group
I-43d (#220)
Crystal system
cubic
Volume
822.09
ų
Cell a
10.2215
Å
Cell b
10.2215
Å
Cell c
10.2215
Å
α angle
109.47
°
β angle
109.47
°
γ angle
109.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Hf15Nb4
Hf
30.00 · 78.9%
Nb
8.00 · 21.1%

Energy & Stability

Energy above hull
0.1110
eV/atom
Formation energy
0.1079
eV/atom
Corrected total energy
-375.0600
eV
Raw total energy
-375.0600
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
59.9213
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

A4B15_2_spg220

Decomposition

HfNb17 Hf

Computed at

2024-10-20 09:14:31

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: agm073023767).

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 agm073023767
data_agm073023767
_cell_length_a     10.22148
_cell_length_b     10.22148
_cell_length_c     10.22148
_cell_angle_alpha  109.47122
_cell_angle_beta   109.47122
_cell_angle_gamma  109.47122
_cell_volume       822.08968
_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
  Hf1 Hf 0.70377 0.05552 0.92885 1.00000
  Hf2 Hf 0.75000 0.87500 0.12500 1.00000
  Hf3 Hf 0.14825 0.87333 0.44448 1.00000
  Hf4 Hf 0.72508 0.35175 0.79623 1.00000
  Hf5 Hf 0.57115 0.62667 0.77492 1.00000
  Hf6 Hf 0.22507 0.29623 0.85175 1.00000
  Hf7 Hf 0.79623 0.72508 0.35175 1.00000
  Hf8 Hf 0.37333 0.64825 0.94448 1.00000
  Hf9 Hf 0.07115 0.27492 0.12667 1.00000
  Hf10 Hf 0.92885 0.70377 0.05552 1.00000
  Hf11 Hf 0.44448 0.14825 0.87333 1.00000
  Hf12 Hf 0.29623 0.85175 0.22507 1.00000
  Hf13 Hf 0.12500 0.75000 0.87500 1.00000
  Hf14 Hf 0.35175 0.79623 0.72508 1.00000
  Hf15 Hf 0.37500 0.25000 0.62500 1.00000
  Hf16 Hf 0.12667 0.07115 0.27492 1.00000
  Hf17 Hf 0.94448 0.37333 0.64825 1.00000
  Hf18 Hf 0.42885 0.55552 0.20377 1.00000
  Hf19 Hf 0.64825 0.94448 0.37333 1.00000
  Hf20 Hf 0.62500 0.37500 0.25000 1.00000
  Hf21 Hf 0.05552 0.92885 0.70377 1.00000
  Hf22 Hf 0.87333 0.44448 0.14825 1.00000
  Hf23 Hf 0.85175 0.22507 0.29623 1.00000
  Hf24 Hf 0.77492 0.57115 0.62667 1.00000
  Hf25 Hf 0.55552 0.20377 0.42885 1.00000
  Hf26 Hf 0.62667 0.77492 0.57115 1.00000
  Hf27 Hf 0.20377 0.42885 0.55552 1.00000
  Hf28 Hf 0.25000 0.62500 0.37500 1.00000
  Hf29 Hf 0.27492 0.12667 0.07115 1.00000
  Hf30 Hf 0.87500 0.12500 0.75000 1.00000
  Nb1 Nb 0.50000 0.00000 0.59582 1.00000
  Nb2 Nb 0.00000 0.59582 0.50000 1.00000
  Nb3 Nb 0.50000 0.00000 0.09582 1.00000
  Nb4 Nb 0.40418 0.40418 0.40418 1.00000
  Nb5 Nb 0.90418 0.90418 0.90418 1.00000
  Nb6 Nb 0.00000 0.09582 0.50000 1.00000
  Nb7 Nb 0.09582 0.50000 0.00000 1.00000
  Nb8 Nb 0.59582 0.50000 0.00000 1.00000
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