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PuNpPa2N5

Alexandria ALEX

Alex-ID: agm005147235 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
PuNpPa2N5
Alex-ID
agm005147235
Elements
4
Sites
18
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
273.55
ų
Cell a
6.1178
Å
Cell b
6.6869
Å
Cell c
6.6869
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PuNpPa2N5
Pu
2.00 · 11.1%
Np
2.00 · 11.1%
Pa
4.00 · 22.2%
N
10.00 · 55.6%

Energy & Stability

Energy above hull
0.4886
eV/atom
Formation energy
-1.2020
eV/atom
Corrected total energy
-193.7004
eV
Raw total energy
-193.7004
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
28.9557
Total magnetisation
5.1886
μB

Additional Information

Prototype ID

ABC2D5_267_spg127

Decomposition

PuPaN2 NpN Pu4NpN5 Np(PaN2)6

Computed at

2023-01-16 21:52:34.660057

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: agm005147235).

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 agm005147235
data_agm005147235
_cell_length_a     6.11782
_cell_length_b     6.68688
_cell_length_c     6.68688
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       273.55469
_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
  Pu1 Pu 0.00000 0.50000 0.50000 1.00000
  Pu2 Pu 0.00000 0.00000 0.00000 1.00000
  Np1 Np 0.00000 0.00000 0.50000 1.00000
  Np2 Np 0.00000 0.50000 0.00000 1.00000
  Pa1 Pa 0.50000 0.67309 0.17309 1.00000
  Pa2 Pa 0.50000 0.17309 0.32691 1.00000
  Pa3 Pa 0.50000 0.82691 0.67309 1.00000
  Pa4 Pa 0.50000 0.32691 0.82691 1.00000
  N1 N 0.50000 0.50000 0.50000 1.00000
  N2 N 0.50000 0.00000 0.00000 1.00000
  N3 N 0.25348 0.15180 0.65180 1.00000
  N4 N 0.25348 0.84820 0.34820 1.00000
  N5 N 0.25348 0.34820 0.15180 1.00000
  N6 N 0.25348 0.65180 0.84820 1.00000
  N7 N 0.74652 0.15180 0.65180 1.00000
  N8 N 0.74652 0.65180 0.84820 1.00000
  N9 N 0.74652 0.84820 0.34820 1.00000
  N10 N 0.74652 0.34820 0.15180 1.00000
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