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Ce2NpGeN5

Alexandria ALEX

Alex-ID: agm005149711 · Space group: Cmc2_1 (#36)

Alexandria Database API

Basic Information

Formula
Ce2NpGeN5
Alex-ID
agm005149711
Elements
4
Sites
18
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
249.54
ų
Cell a
3.3904
Å
Cell b
7.2548
Å
Cell c
10.4340
Å
α angle
90.00
°
β angle
90.00
°
γ angle
103.51
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ce2NpGeN5
Ce
4.00 · 22.2%
Np
2.00 · 11.1%
Ge
2.00 · 11.1%
N
10.00 · 55.6%

Energy & Stability

Energy above hull
0.1491
eV/atom
Formation energy
-1.1627
eV/atom
Corrected total energy
-159.3052
eV
Raw total energy
-159.3052
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0032
eV
DOS at Fermi level
22.7847
Total magnetisation
7.5111
μB

Additional Information

Prototype ID

ABC2D5_216_spg36

Decomposition

Ce3NpN6 Ce2Np2N7 Ge Ge3N4

Computed at

2023-01-16 19:53:08.118932

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: agm005149711).

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 agm005149711
data_agm005149711
_cell_length_a     3.39045
_cell_length_b     7.25479
_cell_length_c     10.43398
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  103.51322
_cell_volume       249.53931
_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
  Ce1 Ce 0.86437 0.72873 0.78794 1.00000
  Ce2 Ce 0.11669 0.23337 0.70309 1.00000
  Ce3 Ce 0.13563 0.27127 0.28794 1.00000
  Ce4 Ce 0.88331 0.76663 0.20309 1.00000
  Np1 Np 0.79024 0.58048 0.50392 1.00000
  Np2 Np 0.20976 0.41952 0.00392 1.00000
  Ge1 Ge 0.50044 0.00087 0.97170 1.00000
  Ge2 Ge 0.49956 0.99913 0.47170 1.00000
  N1 N 0.36813 0.73625 0.01218 1.00000
  N2 N 0.69967 0.39935 0.86424 1.00000
  N3 N 0.49503 0.99006 0.79160 1.00000
  N4 N 0.28626 0.57252 0.64512 1.00000
  N5 N 0.95419 0.90837 0.54419 1.00000
  N6 N 0.63187 0.26375 0.51218 1.00000
  N7 N 0.30033 0.60065 0.36424 1.00000
  N8 N 0.50497 0.00994 0.29160 1.00000
  N9 N 0.71374 0.42748 0.14512 1.00000
  N10 N 0.04581 0.09163 0.04419 1.00000
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