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NpPa6

Alexandria ALEX

Alex-ID: agm005406776 · Space group: Im-3m (#229)

Basic Information

Formula
NpPa6
Alex-ID
agm005406776
Elements
2
Sites
7
Space group
Im-3m (#229)
Crystal system
cubic
Volume
223.57
ų
Cell a
6.6224
Å
Cell b
6.6224
Å
Cell c
6.6224
Å
α angle
109.47
°
β angle
109.47
°
γ angle
109.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NpPa6
Np
1.00 · 14.3%
Pa
6.00 · 85.7%

Energy & Stability

Energy above hull
1.6379
eV/atom
Formation energy
1.6379
eV/atom
Corrected total energy
-58.4675
eV
Raw total energy
-58.4675
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
31.7357
Total magnetisation
10.8789
μB

Additional Information

Prototype ID

AB6_105_spg229

Decomposition

Pa Np

Computed at

2022-12-15 19:50:54.684840

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: agm005406776).

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 agm005406776
data_agm005406776
_cell_length_a     6.62236
_cell_length_b     6.62236
_cell_length_c     6.62236
_cell_angle_alpha  109.47122
_cell_angle_beta   109.47122
_cell_angle_gamma  109.47122
_cell_volume       223.57137
_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
  Np1 Np 0.00000 0.00000 0.00000 1.00000
  Pa1 Pa 0.25000 0.75000 0.50000 1.00000
  Pa2 Pa 0.50000 0.75000 0.25000 1.00000
  Pa3 Pa 0.25000 0.50000 0.75000 1.00000
  Pa4 Pa 0.75000 0.25000 0.50000 1.00000
  Pa5 Pa 0.50000 0.25000 0.75000 1.00000
  Pa6 Pa 0.75000 0.50000 0.25000 1.00000
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