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Np5Nb3(As3Pd4)4

Alexandria ALEX

Alex-ID: agm017170593 · Space group: P-62m (#189)

Basic Information

Formula
Np5Nb3(As3Pd4)4
Alex-ID
agm017170593
Elements
4
Sites
36
Space group
P-62m (#189)
Crystal system
hexagonal
Volume
639.61
ų
Cell a
13.5916
Å
Cell b
13.5916
Å
Cell c
3.9980
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Np5Nb3(As3Pd4)4
Np
5.00 · 13.9%
Nb
3.00 · 8.3%
As
12.00 · 33.3%
Pd
16.00 · 44.4%

Energy & Stability

Energy above hull
0.0070
eV/atom
Formation energy
-0.5378
eV/atom
Corrected total energy
-253.1534
eV
Raw total energy
-253.1534
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0009
eV
DOS at Fermi level
65.1692
Total magnetisation
3.6609
μB

Additional Information

Prototype ID

A3B5C12D16_0_spg189

Decomposition

Np(AsPd2)2 Np3(AsPd)4 NbAs

Computed at

2025-03-02 07:34:46

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: agm017170593).

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 agm017170593
data_agm017170593
_cell_length_a     13.59162
_cell_length_b     13.59162
_cell_length_c     3.99797
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       639.60519
_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 0.81539 0.00000 1.00000
  Np2 Np 0.18461 0.18461 0.00000 1.00000
  Np3 Np 0.81539 0.00000 0.00000 1.00000
  Np4 Np 0.33333 0.66667 0.50000 1.00000
  Np5 Np 0.66667 0.33333 0.50000 1.00000
  Nb1 Nb 0.00000 0.45182 0.50000 1.00000
  Nb2 Nb 0.54818 0.54818 0.50000 1.00000
  Nb3 Nb 0.45182 0.00000 0.50000 1.00000
  As1 As 0.00000 0.17601 0.50000 1.00000
  As2 As 0.82399 0.82399 0.50000 1.00000
  As3 As 0.17601 0.00000 0.50000 1.00000
  As4 As 0.32867 0.83453 0.00000 1.00000
  As5 As 0.16547 0.49414 0.00000 1.00000
  As6 As 0.50586 0.67133 0.00000 1.00000
  As7 As 0.83453 0.32867 0.00000 1.00000
  As8 As 0.49414 0.16547 0.00000 1.00000
  As9 As 0.67133 0.50586 0.00000 1.00000
  As10 As 0.00000 0.64518 0.50000 1.00000
  As11 As 0.35482 0.35482 0.50000 1.00000
  As12 As 0.64518 0.00000 0.50000 1.00000
  Pd1 Pd 0.00000 0.28751 0.00000 1.00000
  Pd2 Pd 0.71249 0.71249 0.00000 1.00000
  Pd3 Pd 0.28751 0.00000 0.00000 1.00000
  Pd4 Pd 0.20157 0.82379 0.50000 1.00000
  Pd5 Pd 0.17621 0.37778 0.50000 1.00000
  Pd6 Pd 0.62222 0.79843 0.50000 1.00000
  Pd7 Pd 0.82379 0.20157 0.50000 1.00000
  Pd8 Pd 0.37778 0.17621 0.50000 1.00000
  Pd9 Pd 0.79843 0.62222 0.50000 1.00000
  Pd10 Pd 0.12370 0.65051 0.00000 1.00000
  Pd11 Pd 0.34949 0.47319 0.00000 1.00000
  Pd12 Pd 0.52681 0.87630 0.00000 1.00000
  Pd13 Pd 0.65051 0.12370 0.00000 1.00000
  Pd14 Pd 0.47319 0.34949 0.00000 1.00000
  Pd15 Pd 0.87630 0.52681 0.00000 1.00000
  Pd16 Pd 0.00000 0.00000 0.50000 1.00000
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