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Nb2GeF12

Alexandria ALEX

Alex-ID: agm080964364 · Space group: Pc (#7)

Basic Information

Formula
Nb2GeF12
Alex-ID
agm080964364
Elements
3
Sites
30
Space group
Pc (#7)
Crystal system
monoclinic
Volume
569.15
ų
Cell a
7.0248
Å
Cell b
8.9082
Å
Cell c
9.2541
Å
α angle
90.02
°
β angle
100.64
°
γ angle
90.04
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nb2GeF12
Nb
4.00 · 13.3%
Ge
2.00 · 6.7%
F
24.00 · 80.0%

Energy & Stability

Energy above hull
0.0134
eV/atom
Formation energy
-3.1792
eV/atom
Corrected total energy
-178.9816
eV
Raw total energy
-178.9817
eV

Electronic Structure

Indirect band gap
3.2565
eV
Direct band gap
3.2565
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C12_222_spg7

Decomposition

GeF2 NbF5

Computed at

2025-03-16 14:30:27.222914

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: agm080964364).

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 agm080964364
data_agm080964364
_cell_length_a     7.02482
_cell_length_b     8.90824
_cell_length_c     9.25410
_cell_angle_alpha  90.02090
_cell_angle_beta   100.64481
_cell_angle_gamma  90.03959
_cell_volume       569.14501
_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 0.74501 0.72763 0.20069 1.00000
  Nb2 Nb 0.73032 0.29546 0.80266 1.00000
  Nb3 Nb 0.24506 0.77232 0.70056 1.00000
  Nb4 Nb 0.23034 0.20455 0.30258 1.00000
  Ge1 Ge 0.07565 0.98483 0.95292 1.00000
  Ge2 Ge 0.57581 0.51537 0.45328 1.00000
  F1 F 0.01628 0.73112 0.20472 1.00000
  F2 F 0.97587 0.15170 0.82021 1.00000
  F3 F 0.98394 0.81746 0.73651 1.00000
  F4 F 0.00926 0.08270 0.28471 1.00000
  F5 F 0.71325 0.57097 0.05859 1.00000
  F6 F 0.23571 0.14120 0.08475 1.00000
  F7 F 0.72318 0.23406 0.99582 1.00000
  F8 F 0.28455 0.67324 0.88646 1.00000
  F9 F 0.67696 0.89118 0.07366 1.00000
  F10 F 0.29022 0.96599 0.85191 1.00000
  F11 F 0.42817 0.05879 0.33902 1.00000
  F12 F 0.61066 0.12349 0.70610 1.00000
  F13 F 0.50936 0.41720 0.78501 1.00000
  F14 F 0.48398 0.68210 0.23682 1.00000
  F15 F 0.51637 0.76914 0.70459 1.00000
  F16 F 0.47610 0.34836 0.32043 1.00000
  F17 F 0.92843 0.44121 0.83967 1.00000
  F18 F 0.11083 0.37660 0.20653 1.00000
  F19 F 0.79055 0.53450 0.35249 1.00000
  F20 F 0.17721 0.60829 0.57392 1.00000
  F21 F 0.73594 0.35924 0.58506 1.00000
  F22 F 0.21324 0.92841 0.55802 1.00000
  F23 F 0.22347 0.26556 0.49594 1.00000
  F24 F 0.78427 0.82732 0.38636 1.00000
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