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Ho2AlNi7P3

Alexandria ALEX

Alex-ID: agm020036424 · Space group: I-4m2 (#119)

Basic Information

Formula
Ho2AlNi7P3
Alex-ID
agm020036424
Elements
4
Sites
13
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
179.72
ų
Cell a
12.3519
Å
Cell b
12.3519
Å
Cell c
12.3519
Å
α angle
162.01
°
β angle
162.01
°
γ angle
25.55
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho2AlNi7P3
Ho
2.00 · 15.4%
Al
1.00 · 7.7%
Ni
7.00 · 53.8%
P
3.00 · 23.1%

Energy & Stability

Energy above hull
0.0011
eV/atom
Formation energy
-0.8599
eV/atom
Corrected total energy
-80.7986
eV
Raw total energy
-80.7986
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0226
eV
DOS at Fermi level
7.8831
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D7_53_spg22

Decomposition

Al5Ni11 Ho8Ni18P11 AlNi3 Ho7Ni17P12

Computed at

2024-09-14 13:08:00.091871

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: agm020036424).

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 agm020036424
data_agm020036424
_cell_length_a     12.35190
_cell_length_b     12.35190
_cell_length_c     12.35190
_cell_angle_alpha  162.00950
_cell_angle_beta   162.00950
_cell_angle_gamma  25.54918
_cell_volume       179.71572
_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 0.08877 0.58877 0.50000 1.00000
  Ho2 Ho 0.41123 0.91123 0.50000 1.00000
  Al1 Al 0.25000 0.75000 0.50000 1.00000
  Ni1 Ni 0.81705 0.81705 0.00000 1.00000
  Ni2 Ni 0.31642 0.31642 0.00000 1.00000
  Ni3 Ni 0.68358 0.68358 0.00000 1.00000
  Ni4 Ni 0.18295 0.18295 0.00000 1.00000
  Ni5 Ni 0.95838 0.45838 0.50000 1.00000
  Ni6 Ni 0.54162 0.04162 0.50000 1.00000
  Ni7 Ni 0.75000 0.25000 0.50000 1.00000
  P1 P 0.86511 0.36511 0.50000 1.00000
  P2 P 0.63489 0.13489 0.50000 1.00000
  P3 P 0.50000 0.50000 0.00000 1.00000
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