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Cs2Nb6FeBr18

Alexandria ALEX

Alex-ID: agm020371069 · Space group: R-3 (#148)

Basic Information

Formula
Cs2Nb6FeBr18
Alex-ID
agm020371069
Elements
4
Sites
27
Space group
R-3 (#148)
Crystal system
trigonal
Volume
782.14
ų
Cell a
10.7131
Å
Cell b
10.7131
Å
Cell c
10.7131
Å
α angle
55.67
°
β angle
55.67
°
γ angle
55.67
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Cs2Nb6FeBr18
Cs
2.00 · 7.4%
Nb
6.00 · 22.2%
Fe
1.00 · 3.7%
Br
18.00 · 66.7%

Energy & Stability

Energy above hull
0.0504
eV/atom
Formation energy
-0.9663
eV/atom
Corrected total energy
-126.7961
eV
Raw total energy
-126.7961
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
8.4355
Total magnetisation
3.8236
μB

Additional Information

Prototype ID

AB2C6D18_9_spg148

Decomposition

Cs2NbBr6 Cs2(NbBr3)3 Nb3Br8 Fe

Computed at

2025-02-07 02:18:03

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: agm020371069).

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 agm020371069
data_agm020371069
_cell_length_a     10.71310
_cell_length_b     10.71310
_cell_length_c     10.71310
_cell_angle_alpha  55.67309
_cell_angle_beta   55.67309
_cell_angle_gamma  55.67309
_cell_volume       782.14339
_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
  Cs1 Cs 0.72518 0.72518 0.72518 1.00000
  Cs2 Cs 0.27482 0.27482 0.27482 1.00000
  Nb1 Nb 0.40926 0.64534 0.31042 1.00000
  Nb2 Nb 0.64534 0.31042 0.40926 1.00000
  Nb3 Nb 0.31042 0.40926 0.64534 1.00000
  Nb4 Nb 0.68958 0.59074 0.35466 1.00000
  Nb5 Nb 0.35466 0.68958 0.59074 1.00000
  Nb6 Nb 0.59074 0.35466 0.68958 1.00000
  Fe1 Fe 0.00000 0.00000 0.00000 1.00000
  Br1 Br 0.21080 0.90770 0.37985 1.00000
  Br2 Br 0.84099 0.04539 0.28761 1.00000
  Br3 Br 0.09230 0.62015 0.78920 1.00000
  Br4 Br 0.44540 0.15695 0.56850 1.00000
  Br5 Br 0.15695 0.56850 0.44540 1.00000
  Br6 Br 0.04539 0.28761 0.84099 1.00000
  Br7 Br 0.37985 0.21080 0.90770 1.00000
  Br8 Br 0.15901 0.95461 0.71239 1.00000
  Br9 Br 0.78920 0.09230 0.62015 1.00000
  Br10 Br 0.62015 0.78920 0.09230 1.00000
  Br11 Br 0.95461 0.71239 0.15901 1.00000
  Br12 Br 0.90770 0.37985 0.21080 1.00000
  Br13 Br 0.84305 0.43150 0.55460 1.00000
  Br14 Br 0.28761 0.84099 0.04539 1.00000
  Br15 Br 0.71239 0.15901 0.95461 1.00000
  Br16 Br 0.56850 0.44540 0.15695 1.00000
  Br17 Br 0.43150 0.55460 0.84305 1.00000
  Br18 Br 0.55460 0.84305 0.43150 1.00000
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