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Ho6Np2Cu

Alexandria ALEX

Alex-ID: agm097296133 · Space group: P4/mmm (#123)

Basic Information

Formula
Ho6Np2Cu
Alex-ID
agm097296133
Elements
3
Sites
9
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
270.55
ų
Cell a
5.2283
Å
Cell b
5.2283
Å
Cell c
9.8973
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho6Np2Cu
Ho
6.00 · 66.7%
Np
2.00 · 22.2%
Cu
1.00 · 11.1%

Energy & Stability

Energy above hull
0.4903
eV/atom
Formation energy
0.4366
eV/atom
Corrected total energy
-53.5836
eV
Raw total energy
-53.5836
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
33.5375
Total magnetisation
10.3556
μB

Additional Information

Prototype ID

AB2C6_93_spg123

Decomposition

Ho Np HoCu

Computed at

2025-04-06 20:45:10

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: agm097296133).

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 agm097296133
data_agm097296133
_cell_length_a     5.22831
_cell_length_b     5.22831
_cell_length_c     9.89734
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       270.54578
_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 0.00000 0.00000 0.72705 1.00000
  Ho2 Ho 0.00000 0.00000 0.27295 1.00000
  Ho3 Ho 0.50000 0.00000 0.00000 1.00000
  Ho4 Ho 0.50000 0.00000 0.50000 1.00000
  Ho5 Ho 0.00000 0.50000 0.00000 1.00000
  Ho6 Ho 0.00000 0.50000 0.50000 1.00000
  Np1 Np 0.50000 0.50000 0.74381 1.00000
  Np2 Np 0.50000 0.50000 0.25619 1.00000
  Cu1 Cu 0.00000 0.00000 0.00000 1.00000
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