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Np2GeAu3

Alexandria ALEX

Alex-ID: agm017120615 · Space group: Pmm2 (#25)

Basic Information

Formula
Np2GeAu3
Alex-ID
agm017120615
Elements
3
Sites
6
Space group
Pmm2 (#25)
Crystal system
orthorhombic
Volume
123.23
ų
Cell a
3.0040
Å
Cell b
4.8527
Å
Cell c
8.4535
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Np2GeAu3
Np
2.00 · 33.3%
Ge
1.00 · 16.7%
Au
3.00 · 50.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.2498
eV/atom
Corrected total energy
-41.8298
eV
Raw total energy
-41.8298
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0016
eV
DOS at Fermi level
12.7818
Total magnetisation
8.5210
μB

Additional Information

Prototype ID

AB2C3_45_spg187

Decomposition

Np2GeAu3

Computed at

2024-11-01 19:50:47.269840

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: agm017120615).

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 agm017120615
data_agm017120615
_cell_length_a     3.00397
_cell_length_b     4.85274
_cell_length_c     8.45349
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       123.23091
_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 0.00148 1.00000
  Np2 Np 0.00000 0.50000 0.49878 1.00000
  Ge1 Ge 0.50000 0.00000 0.33391 1.00000
  Au1 Au 0.50000 0.50000 0.83351 1.00000
  Au2 Au 0.50000 0.50000 0.16881 1.00000
  Au3 Au 0.50000 0.00000 0.66349 1.00000
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