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Np4Ga18Co5

Alexandria ALEX

Alex-ID: agm008554384 · Space group: Cm (#8)

Basic Information

Formula
Np4Ga18Co5
Alex-ID
agm008554384
Elements
3
Sites
27
Space group
Cm (#8)
Crystal system
monoclinic
Volume
448.89
ų
Cell a
4.0253
Å
Cell b
8.0517
Å
Cell c
14.4510
Å
α angle
86.40
°
β angle
81.98
°
γ angle
75.54
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Np4Ga18Co5
Np
4.00 · 14.8%
Ga
18.00 · 66.7%
Co
5.00 · 18.5%

Energy & Stability

Energy above hull
0.0336
eV/atom
Formation energy
-0.2502
eV/atom
Corrected total energy
-148.6652
eV
Raw total energy
-148.6652
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0021
eV
DOS at Fermi level
38.0462
Total magnetisation
14.9615
μB

Additional Information

Prototype ID

A4B5C18_3_spg8

Decomposition

NpGa5Co GaCo NpCo

Computed at

2024-12-31 03:37:34

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: agm008554384).

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 agm008554384
data_agm008554384
_cell_length_a     4.02534
_cell_length_b     8.05171
_cell_length_c     14.45105
_cell_angle_alpha  86.40198
_cell_angle_beta   81.97541
_cell_angle_gamma  75.53541
_cell_volume       448.89371
_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 0.22852 0.20199 0.34001 1.00000
  Np2 Np 0.43514 0.23985 0.89042 1.00000
  Np3 Np 0.76986 0.79646 0.66370 1.00000
  Np4 Np 0.56004 0.76895 0.11036 1.00000
  Ga1 Ga 0.62863 0.85307 0.88989 1.00000
  Ga2 Ga 0.89458 0.98614 0.22367 1.00000
  Ga3 Ga 0.10382 0.01158 0.78117 1.00000
  Ga4 Ga 0.57020 0.17906 0.68135 1.00000
  Ga5 Ga 0.43365 0.79940 0.33247 1.00000
  Ga6 Ga 0.70552 0.37550 0.21245 1.00000
  Ga7 Ga 0.02517 0.40334 0.54802 1.00000
  Ga8 Ga 0.28791 0.62996 0.79425 1.00000
  Ga9 Ga 0.79607 0.37962 0.02777 1.00000
  Ga10 Ga 0.57250 0.45244 0.40201 1.00000
  Ga11 Ga 0.19825 0.04300 0.56104 1.00000
  Ga12 Ga 0.06287 0.61287 0.26043 1.00000
  Ga13 Ga 0.92859 0.40078 0.74335 1.00000
  Ga14 Ga 0.99665 0.00479 0.00148 1.00000
  Ga15 Ga 0.36642 0.15117 0.11569 1.00000
  Ga16 Ga 0.38808 0.70144 0.52225 1.00000
  Ga17 Ga 0.81188 0.94155 0.43430 1.00000
  Ga18 Ga 0.20027 0.62105 0.97847 1.00000
  Co1 Co 0.64071 0.20490 0.51480 1.00000
  Co2 Co 0.78138 0.55123 0.88601 1.00000
  Co3 Co 0.21133 0.45351 0.12310 1.00000
  Co4 Co 0.96910 0.63439 0.42731 1.00000
  Co5 Co 0.43728 0.47992 0.64740 1.00000
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