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NpBiAu

Alexandria ALEX

Alex-ID: agm005684889 · Space group: P6_3/mmc (#194)

Basic Information

Formula
NpBiAu
Alex-ID
agm005684889
Elements
3
Sites
6
Space group
P6_3/mmc (#194)
Crystal system
hexagonal
Volume
153.34
ų
Cell a
5.1579
Å
Cell b
5.1579
Å
Cell c
6.6530
Å
α angle
90.00
°
β angle
90.00
°
γ angle
119.96
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NpBiAu
Np
2.00 · 33.3%
Bi
2.00 · 33.3%
Au
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0760
eV/atom
Formation energy
-0.0859
eV/atom
Corrected total energy
-40.7133
eV
Raw total energy
-40.7133
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0007
eV
DOS at Fermi level
24.0631
Total magnetisation
8.1206
μB

Additional Information

Prototype ID

ABC_3_spg194

Decomposition

Np2Bi Bi NpAu2

Computed at

2023-06-16 21:31:23.330307

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: agm005684889).

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 agm005684889
data_agm005684889
_cell_length_a     5.15791
_cell_length_b     5.15791
_cell_length_c     6.65302
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  119.96342
_cell_volume       153.34069
_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 0.66658 0.83342 0.75000 1.00000
  Np2 Np 0.33342 0.16658 0.25000 1.00000
  Bi1 Bi 0.00000 0.50000 0.00000 1.00000
  Bi2 Bi 0.00000 0.50000 0.50000 1.00000
  Au1 Au 0.33314 0.16686 0.75000 1.00000
  Au2 Au 0.66686 0.83314 0.25000 1.00000
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