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Fe3GeBr9

Alexandria ALEX

Alex-ID: agm005994290 · Space group: Cc (#9)

Basic Information

Formula
Fe3GeBr9
Alex-ID
agm005994290
Elements
3
Sites
26
Space group
Cc (#9)
Crystal system
monoclinic
Volume
911.55
ų
Cell a
9.4301
Å
Cell b
10.4368
Å
Cell c
11.4270
Å
α angle
75.81
°
β angle
65.63
°
γ angle
63.14
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Fe3GeBr9
Fe
6.00 · 23.1%
Ge
2.00 · 7.7%
Br
18.00 · 69.2%

Energy & Stability

Energy above hull
0.0763
eV/atom
Formation energy
-0.4359
eV/atom
Corrected total energy
-101.4557
eV
Raw total energy
-101.4557
eV

Electronic Structure

Indirect band gap
0.0135
eV
Direct band gap
0.0229
eV
DOS at Fermi level
21.5759
Total magnetisation
26.0000
μB

Additional Information

Prototype ID

AB3C9_164_spg9

Decomposition

GeBr4 GeBr2 FeBr2

Computed at

2023-08-11 11:05:14.668813

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: agm005994290).

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 agm005994290
data_agm005994290
_cell_length_a     9.43011
_cell_length_b     10.43677
_cell_length_c     11.42701
_cell_angle_alpha  75.81058
_cell_angle_beta   65.63028
_cell_angle_gamma  63.14249
_cell_volume       911.54836
_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
  Fe1 Fe 0.81102 0.54931 0.67502 1.00000
  Fe2 Fe 0.96466 0.04931 0.17502 1.00000
  Fe3 Fe 0.99756 0.95157 0.83147 1.00000
  Fe4 Fe 0.21940 0.45157 0.33147 1.00000
  Fe5 Fe 0.59973 0.24356 0.71593 1.00000
  Fe6 Fe 0.44078 0.74356 0.21593 1.00000
  Ge1 Ge 0.01092 0.51084 0.01043 1.00000
  Ge2 Ge 0.46782 0.01084 0.51043 1.00000
  Br1 Br 0.30423 0.19643 0.34368 1.00000
  Br2 Br 0.15566 0.69643 0.84368 1.00000
  Br3 Br 0.39666 0.30143 0.92197 1.00000
  Br4 Br 0.37994 0.80143 0.42197 1.00000
  Br5 Br 0.16998 0.08569 0.71346 1.00000
  Br6 Br 0.03087 0.58569 0.21346 1.00000
  Br7 Br 0.71319 0.74365 0.06747 1.00000
  Br8 Br 0.47569 0.24365 0.56747 1.00000
  Br9 Br 0.83456 0.93678 0.36886 1.00000
  Br10 Br 0.85979 0.43678 0.86886 1.00000
  Br11 Br 0.58325 0.77863 0.69969 1.00000
  Br12 Br 0.93842 0.27863 0.19969 1.00000
  Br13 Br 0.47772 0.49569 0.21590 1.00000
  Br14 Br 0.81069 0.99569 0.71590 1.00000
  Br15 Br 0.75902 0.39382 0.58218 1.00000
  Br16 Br 0.26498 0.89382 0.08218 1.00000
  Br17 Br 0.81773 0.07011 0.03178 1.00000
  Br18 Br 0.08039 0.57011 0.53178 1.00000
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