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Rb4FeCu3F12

Alexandria ALEX

Alex-ID: agm011665572 · Space group: Cmmm (#65)

Basic Information

Formula
Rb4FeCu3F12
Alex-ID
agm011665572
Elements
4
Sites
20
Space group
Cmmm (#65)
Crystal system
orthorhombic
Volume
300.16
ų
Cell a
9.7375
Å
Cell b
9.7375
Å
Cell c
4.0443
Å
α angle
90.00
°
β angle
90.00
°
γ angle
128.49
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb4FeCu3F12
Rb
4.00 · 20.0%
Fe
1.00 · 5.0%
Cu
3.00 · 15.0%
F
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0082
eV/atom
Formation energy
-2.4922
eV/atom
Corrected total energy
-91.7029
eV
Raw total energy
-88.9699
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0040
eV
DOS at Fermi level
4.1840
Total magnetisation
5.7167
μB

Additional Information

Prototype ID

AB3C4D12_58_spg65

Decomposition

Rb2FeF5 RbCuF3 RbFeF4 Cu

Computed at

2024-04-06 23:42:09

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: agm011665572).

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 agm011665572
data_agm011665572
_cell_length_a     9.73745
_cell_length_b     9.73745
_cell_length_c     4.04429
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  128.48785
_cell_volume       300.15853
_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
  Rb1 Rb 0.87041 0.61335 0.50000 1.00000
  Rb2 Rb 0.61335 0.87041 0.50000 1.00000
  Rb3 Rb 0.38665 0.12959 0.50000 1.00000
  Rb4 Rb 0.12959 0.38665 0.50000 1.00000
  Fe1 Fe 0.00000 0.00000 0.00000 1.00000
  Cu1 Cu 0.74830 0.25170 0.00000 1.00000
  Cu2 Cu 0.50000 0.50000 0.00000 1.00000
  Cu3 Cu 0.25170 0.74830 0.00000 1.00000
  F1 F 0.22680 0.22680 0.00000 1.00000
  F2 F 0.00000 0.50000 0.00000 1.00000
  F3 F 0.77320 0.77320 0.00000 1.00000
  F4 F 0.50000 0.00000 0.00000 1.00000
  F5 F 0.61245 0.38755 0.00000 1.00000
  F6 F 0.38755 0.61245 0.00000 1.00000
  F7 F 0.11099 0.88901 0.00000 1.00000
  F8 F 0.88901 0.11099 0.00000 1.00000
  F9 F 0.50000 0.50000 0.50000 1.00000
  F10 F 0.24949 0.75051 0.50000 1.00000
  F11 F 0.00000 0.00000 0.50000 1.00000
  F12 F 0.75051 0.24949 0.50000 1.00000
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