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Np(CuBr3)3

Alexandria ALEX

Alex-ID: agm005999769 · Space group: Cc (#9)

Basic Information

Formula
Np(CuBr3)3
Alex-ID
agm005999769
Elements
3
Sites
26
Space group
Cc (#9)
Crystal system
monoclinic
Volume
931.95
ų
Cell a
9.3966
Å
Cell b
10.4066
Å
Cell c
11.7080
Å
α angle
75.27
°
β angle
66.34
°
γ angle
63.16
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Np(CuBr3)3
Np
2.00 · 7.7%
Cu
6.00 · 23.1%
Br
18.00 · 69.2%

Energy & Stability

Energy above hull
0.0387
eV/atom
Formation energy
-0.6157
eV/atom
Corrected total energy
-96.9617
eV
Raw total energy
-96.9617
eV

Electronic Structure

Indirect band gap
0.0201
eV
Direct band gap
0.0221
eV
DOS at Fermi level
22.2910
Total magnetisation
1.7362
μB

Additional Information

Prototype ID

AB3C9_164_spg9

Decomposition

Np(CuBr3)2 NpBr6 Cu3Br4

Computed at

2023-08-11 14:49:39.703282

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: agm005999769).

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 agm005999769
data_agm005999769
_cell_length_a     9.39665
_cell_length_b     10.40659
_cell_length_c     11.70798
_cell_angle_alpha  75.26930
_cell_angle_beta   66.34100
_cell_angle_gamma  63.16156
_cell_volume       931.95152
_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 0.02792 0.50145 0.00209 1.00000
  Np2 Np 0.46854 0.00145 0.50209 1.00000
  Cu1 Cu 0.81673 0.54769 0.65871 1.00000
  Cu2 Cu 0.97687 0.04769 0.15871 1.00000
  Cu3 Cu 0.97763 0.94544 0.84615 1.00000
  Cu4 Cu 0.23078 0.44544 0.34615 1.00000
  Cu5 Cu 0.60580 0.23422 0.73195 1.00000
  Cu6 Cu 0.42803 0.73422 0.23195 1.00000
  Br1 Br 0.32889 0.18995 0.32506 1.00000
  Br2 Br 0.15611 0.68995 0.82506 1.00000
  Br3 Br 0.34527 0.29200 0.92349 1.00000
  Br4 Br 0.43924 0.79200 0.42349 1.00000
  Br5 Br 0.15098 0.06886 0.67053 1.00000
  Br6 Br 0.10963 0.56886 0.17053 1.00000
  Br7 Br 0.72502 0.72263 0.07975 1.00000
  Br8 Br 0.47260 0.22263 0.57975 1.00000
  Br9 Br 0.79637 0.94418 0.34796 1.00000
  Br10 Br 0.91149 0.44418 0.84796 1.00000
  Br11 Br 0.58422 0.80139 0.68091 1.00000
  Br12 Br 0.93349 0.30139 0.18091 1.00000
  Br13 Br 0.48498 0.48684 0.27064 1.00000
  Br14 Br 0.75754 0.98684 0.77064 1.00000
  Br15 Br 0.67023 0.43474 0.62290 1.00000
  Br16 Br 0.27212 0.93474 0.12290 1.00000
  Br17 Br 0.83489 0.08811 0.01771 1.00000
  Br18 Br 0.05929 0.58811 0.51771 1.00000
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