Navigation

HEAS Data Platform · Materials Science Database

Cs4GeBi2F14

Alexandria ALEX

Alex-ID: agm020058320 · Space group: P-1 (#2)

Basic Information

Formula
Cs4GeBi2F14
Alex-ID
agm020058320
Elements
4
Sites
21
Space group
P-1 (#2)
Crystal system
triclinic
Volume
452.83
ų
Cell a
7.2647
Å
Cell b
7.8443
Å
Cell c
8.5728
Å
α angle
87.71
°
β angle
86.42
°
γ angle
68.26
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Cs4GeBi2F14
Cs
4.00 · 19.0%
Ge
1.00 · 4.8%
Bi
2.00 · 9.5%
F
14.00 · 66.7%

Energy & Stability

Energy above hull
0.0313
eV/atom
Formation energy
-2.9555
eV/atom
Corrected total energy
-97.7586
eV
Raw total energy
-97.7586
eV

Electronic Structure

Indirect band gap
4.9743
eV
Direct band gap
4.9838
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C4D14_14_spg2

Decomposition

CsBiF4 Cs2GeF6

Computed at

2025-01-02 09:45:25

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: agm020058320).

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 agm020058320
data_agm020058320
_cell_length_a     7.26472
_cell_length_b     7.84428
_cell_length_c     8.57277
_cell_angle_alpha  87.71151
_cell_angle_beta   86.41786
_cell_angle_gamma  68.26324
_cell_volume       452.83415
_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 0.72142 0.54285 0.85498 1.00000
  Cs2 Cs 0.14125 0.72838 0.60226 1.00000
  Cs3 Cs 0.27858 0.45715 0.14502 1.00000
  Cs4 Cs 0.85875 0.27162 0.39774 1.00000
  Ge1 Ge 0.00000 0.00000 0.00000 1.00000
  Bi1 Bi 0.61584 0.83139 0.33096 1.00000
  Bi2 Bi 0.38416 0.16861 0.66904 1.00000
  F1 F 0.07960 0.34588 0.65816 1.00000
  F2 F 0.77662 0.03639 0.13642 1.00000
  F3 F 0.57725 0.66538 0.52225 1.00000
  F4 F 0.22338 0.96361 0.86358 1.00000
  F5 F 0.00156 0.22548 0.05176 1.00000
  F6 F 0.69880 0.97259 0.53176 1.00000
  F7 F 0.99844 0.77452 0.94824 1.00000
  F8 F 0.16087 0.89373 0.15883 1.00000
  F9 F 0.92040 0.65412 0.34184 1.00000
  F10 F 0.83913 0.10627 0.84117 1.00000
  F11 F 0.59646 0.60824 0.19154 1.00000
  F12 F 0.40354 0.39176 0.80846 1.00000
  F13 F 0.30120 0.02741 0.46824 1.00000
  F14 F 0.42275 0.33462 0.47775 1.00000
Get direct link