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Nb2CuS4

Alexandria ALEX

Alex-ID: agm005265628 · Space group: Pnma (#62)

Basic Information

Formula
Nb2CuS4
Alex-ID
agm005265628
Elements
3
Sites
28
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
517.87
ų
Cell a
3.3607
Å
Cell b
11.6006
Å
Cell c
13.2832
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nb2CuS4
Nb
8.00 · 28.6%
Cu
4.00 · 14.3%
S
16.00 · 57.1%

Energy & Stability

Energy above hull
0.2139
eV/atom
Formation energy
-1.0886
eV/atom
Corrected total energy
-193.7178
eV
Raw total energy
-183.1024
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
15.0824
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

AB2C4_516_spg62

Decomposition

NbCu3S4 Nb3S5 Cu

Computed at

2023-05-12 09:09:41.819549

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: agm005265628).

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 agm005265628
data_agm005265628
_cell_length_a     3.36073
_cell_length_b     11.60063
_cell_length_c     13.28325
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       517.86899
_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
  Nb1 Nb 0.25000 0.56706 0.07786 1.00000
  Nb2 Nb 0.25000 0.06706 0.42214 1.00000
  Nb3 Nb 0.75000 0.43294 0.92214 1.00000
  Nb4 Nb 0.75000 0.93294 0.57786 1.00000
  Nb5 Nb 0.25000 0.53854 0.59060 1.00000
  Nb6 Nb 0.25000 0.03854 0.90940 1.00000
  Nb7 Nb 0.75000 0.46146 0.40940 1.00000
  Nb8 Nb 0.75000 0.96146 0.09060 1.00000
  Cu1 Cu 0.25000 0.65972 0.76614 1.00000
  Cu2 Cu 0.25000 0.15972 0.73386 1.00000
  Cu3 Cu 0.75000 0.34028 0.23386 1.00000
  Cu4 Cu 0.75000 0.84028 0.26614 1.00000
  S1 S 0.25000 0.86063 0.45710 1.00000
  S2 S 0.25000 0.36063 0.04290 1.00000
  S3 S 0.75000 0.13937 0.54290 1.00000
  S4 S 0.75000 0.63937 0.95710 1.00000
  S5 S 0.25000 0.79894 0.14831 1.00000
  S6 S 0.25000 0.29894 0.35169 1.00000
  S7 S 0.75000 0.20106 0.85169 1.00000
  S8 S 0.75000 0.70106 0.64831 1.00000
  S9 S 0.25000 0.61312 0.42137 1.00000
  S10 S 0.25000 0.11312 0.07863 1.00000
  S11 S 0.75000 0.38688 0.57863 1.00000
  S12 S 0.75000 0.88688 0.92137 1.00000
  S13 S 0.25000 0.46371 0.78507 1.00000
  S14 S 0.25000 0.96371 0.71493 1.00000
  S15 S 0.75000 0.53629 0.21493 1.00000
  S16 S 0.75000 0.03629 0.28507 1.00000
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