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Np2Fe(CoH4)3

Alexandria ALEX

Alex-ID: agm004501351 · Space group: R-3m (#166)

Basic Information

Formula
Np2Fe(CoH4)3
Alex-ID
agm004501351
Elements
4
Sites
18
Space group
R-3m (#166)
Crystal system
trigonal
Volume
131.09
ų
Cell a
5.7279
Å
Cell b
5.7279
Å
Cell c
5.7279
Å
α angle
59.41
°
β angle
59.41
°
γ angle
59.41
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Np2Fe(CoH4)3
Np
2.00 · 11.1%
Fe
1.00 · 5.6%
Co
3.00 · 16.7%
H
12.00 · 66.7%

Energy & Stability

Energy above hull
0.1008
eV/atom
Formation energy
-0.1281
eV/atom
Corrected total energy
-96.8989
eV
Raw total energy
-96.8989
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0071
eV
DOS at Fermi level
15.6134
Total magnetisation
11.8580
μB

Additional Information

Prototype ID

AB2C3D12_24_spg166

Decomposition

Np(FeH3)2 Np(CoH3)2

Computed at

2022-06-20 02:59:05.040425

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: agm004501351).

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 agm004501351
data_agm004501351
_cell_length_a     5.72786
_cell_length_b     5.72786
_cell_length_c     5.72786
_cell_angle_alpha  59.40676
_cell_angle_beta   59.40675
_cell_angle_gamma  59.40676
_cell_volume       131.08720
_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 0.62041 0.62041 0.62041 1.00000
  Np2 Np 0.37959 0.37959 0.37959 1.00000
  Fe1 Fe 0.00000 0.00000 0.00000 1.00000
  Co1 Co 0.50000 0.00000 0.00000 1.00000
  Co2 Co 0.00000 0.50000 0.00000 1.00000
  Co3 Co 0.00000 0.00000 0.50000 1.00000
  H1 H 0.33746 0.33746 0.87392 1.00000
  H2 H 0.90062 0.90062 0.35424 1.00000
  H3 H 0.35424 0.90062 0.90062 1.00000
  H4 H 0.87392 0.33746 0.33746 1.00000
  H5 H 0.90062 0.35424 0.90062 1.00000
  H6 H 0.33746 0.87392 0.33746 1.00000
  H7 H 0.66254 0.66254 0.12608 1.00000
  H8 H 0.09938 0.09938 0.64576 1.00000
  H9 H 0.64576 0.09938 0.09938 1.00000
  H10 H 0.12608 0.66254 0.66254 1.00000
  H11 H 0.09938 0.64576 0.09938 1.00000
  H12 H 0.66254 0.12608 0.66254 1.00000
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