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NpGe2RuRh

Alexandria ALEX

Alex-ID: agm005015938 · Space group: I-4m2 (#119)

Basic Information

Formula
NpGe2RuRh
Alex-ID
agm005015938
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
89.59
ų
Cell a
4.1759
Å
Cell b
4.1759
Å
Cell c
5.9258
Å
α angle
110.63
°
β angle
110.63
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NpGe2RuRh
Np
1.00 · 20.0%
Ge
2.00 · 40.0%
Ru
1.00 · 20.0%
Rh
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0350
eV/atom
Formation energy
-0.4330
eV/atom
Corrected total energy
-40.9678
eV
Raw total energy
-40.9678
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0006
eV
DOS at Fermi level
14.7152
Total magnetisation
4.0262
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

Np(GeRh)2 Np2Ge5Rh3 Ge3Ru2 Np4Ge6Ru7

Computed at

2022-08-04 05:35:54.202321

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: agm005015938).

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 agm005015938
data_agm005015938
_cell_length_a     4.17590
_cell_length_b     4.17590
_cell_length_c     5.92582
_cell_angle_alpha  110.63100
_cell_angle_beta   110.63100
_cell_angle_gamma  90.00000
_cell_volume       89.59248
_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 0.00000 0.00000 1.00000
  Ge1 Ge 0.62436 0.62436 0.24872 1.00000
  Ge2 Ge 0.37564 0.37564 0.75128 1.00000
  Ru1 Ru 0.25000 0.75000 0.50000 1.00000
  Rh1 Rh 0.75000 0.25000 0.50000 1.00000
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