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NpH7Ru4

Alexandria ALEX

Alex-ID: agm006517166 · Space group: Pmn2_1 (#31)

Basic Information

Formula
NpH7Ru4
Alex-ID
agm006517166
Elements
3
Sites
24
Space group
Pmn2_1 (#31)
Crystal system
orthorhombic
Volume
222.85
ų
Cell a
4.6679
Å
Cell b
5.4862
Å
Cell c
8.7020
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NpH7Ru4
Np
2.00 · 8.3%
H
14.00 · 58.3%
Ru
8.00 · 33.3%

Energy & Stability

Energy above hull
0.1916
eV/atom
Formation energy
0.0392
eV/atom
Corrected total energy
-144.5026
eV
Raw total energy
-144.5026
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0065
eV
DOS at Fermi level
21.3607
Total magnetisation
5.6771
μB

Additional Information

Prototype ID

AB4C7_149_spg31

Decomposition

H8Ru3 NpH5Ru Ru

Computed at

2024-02-29 11:21:39.542063

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: agm006517166).

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 agm006517166
data_agm006517166
_cell_length_a     4.66790
_cell_length_b     5.48616
_cell_length_c     8.70200
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       222.84805
_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 0.58341 0.63760 0.00000 1.00000
  Np2 Np 0.08341 0.36240 0.50000 1.00000
  H1 H 0.88869 0.77546 0.60643 1.00000
  H2 H 0.38869 0.22454 0.89357 1.00000
  H3 H 0.58610 0.33241 0.39541 1.00000
  H4 H 0.08610 0.66759 0.10459 1.00000
  H5 H 0.08610 0.66759 0.89541 1.00000
  H6 H 0.58610 0.33241 0.60459 1.00000
  H7 H 0.39859 0.91408 0.37660 1.00000
  H8 H 0.89859 0.08592 0.12340 1.00000
  H9 H 0.89859 0.08592 0.87660 1.00000
  H10 H 0.39859 0.91408 0.62340 1.00000
  H11 H 0.45011 0.63845 0.50000 1.00000
  H12 H 0.95011 0.36155 0.00000 1.00000
  H13 H 0.88869 0.77546 0.39357 1.00000
  H14 H 0.38869 0.22454 0.10643 1.00000
  Ru1 Ru 0.59088 0.62542 0.30263 1.00000
  Ru2 Ru 0.09638 0.88607 0.75424 1.00000
  Ru3 Ru 0.59638 0.11393 0.74576 1.00000
  Ru4 Ru 0.09088 0.37458 0.19737 1.00000
  Ru5 Ru 0.09088 0.37458 0.80263 1.00000
  Ru6 Ru 0.59088 0.62542 0.69737 1.00000
  Ru7 Ru 0.09638 0.88607 0.24576 1.00000
  Ru8 Ru 0.59638 0.11393 0.25424 1.00000
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