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RbAcZn2F8

Alexandria ALEX

Alex-ID: agm004881973 · Space group: R32 (#155)

Basic Information

Formula
RbAcZn2F8
Alex-ID
agm004881973
Elements
4
Sites
12
Space group
R32 (#155)
Crystal system
trigonal
Volume
217.87
ų
Cell a
5.5323
Å
Cell b
5.5323
Å
Cell c
8.8184
Å
α angle
71.72
°
β angle
71.72
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
RbAcZn2F8
Rb
1.00 · 8.3%
Ac
1.00 · 8.3%
Zn
2.00 · 16.7%
F
8.00 · 66.7%

Energy & Stability

Energy above hull
0.1259
eV/atom
Formation energy
-3.2237
eV/atom
Corrected total energy
-57.6807
eV
Raw total energy
-57.6807
eV

Electronic Structure

Indirect band gap
4.6284
eV
Direct band gap
4.6683
eV
DOS at Fermi level
0.0000
Total magnetisation
0.1115
μB

Additional Information

Prototype ID

ABC2D8_327_spg155

Decomposition

RbZnF3 AcF3 ZnF2

Computed at

2022-12-23 04:42:23.499678

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: agm004881973).

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 agm004881973
data_agm004881973
_cell_length_a     5.53232
_cell_length_b     5.53232
_cell_length_c     8.81842
_cell_angle_alpha  71.71886
_cell_angle_beta   71.71886
_cell_angle_gamma  60.00000
_cell_volume       217.87041
_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 0.00000 0.00000 0.00000 1.00000
  Ac1 Ac 0.50000 0.50000 0.50000 1.00000
  Zn1 Zn 0.73750 0.73750 0.78749 1.00000
  Zn2 Zn 0.26250 0.26250 0.21251 1.00000
  F1 F 0.66208 0.66208 0.01377 1.00000
  F2 F 0.33792 0.33792 0.98623 1.00000
  F3 F 0.54749 0.21529 0.31985 1.00000
  F4 F 0.78471 0.45251 0.68015 1.00000
  F5 F 0.08263 0.78471 0.68015 1.00000
  F6 F 0.21529 0.91737 0.31985 1.00000
  F7 F 0.91737 0.54749 0.31985 1.00000
  F8 F 0.45251 0.08263 0.68015 1.00000
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