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Rb2Te(IF2)2

Alexandria ALEX

Alex-ID: agm004569005 · Space group: I4/mmm (#139)

Basic Information

Formula
Rb2Te(IF2)2
Alex-ID
agm004569005
Elements
4
Sites
9
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
270.28
ų
Cell a
7.1721
Å
Cell b
7.1721
Å
Cell c
7.1721
Å
α angle
94.61
°
β angle
117.37
°
γ angle
117.37
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Rb2Te(IF2)2
Rb
2.00 · 22.2%
Te
1.00 · 11.1%
I
2.00 · 22.2%
F
4.00 · 44.4%

Energy & Stability

Energy above hull
0.0940
eV/atom
Formation energy
-2.0423
eV/atom
Corrected total energy
-32.2399
eV
Raw total energy
-32.2398
eV

Electronic Structure

Indirect band gap
1.7230
eV
Direct band gap
1.7230
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D4_166_spg139

Decomposition

Rb2TeI6 RbI RbTeF5

Computed at

2022-06-19 13:35:12.469286

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: agm004569005).

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 agm004569005
data_agm004569005
_cell_length_a     7.17212
_cell_length_b     7.17212
_cell_length_c     7.17212
_cell_angle_alpha  94.61470
_cell_angle_beta   117.37244
_cell_angle_gamma  117.37244
_cell_volume       270.28389
_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 0.50000 0.75000 0.25000 1.00000
  Rb2 Rb 0.50000 0.25000 0.75000 1.00000
  Te1 Te 0.00000 0.00000 0.00000 1.00000
  I1 I 0.00000 0.69115 0.69115 1.00000
  I2 I 1.00000 0.30885 0.30885 1.00000
  F1 F 0.00000 0.80259 0.19741 1.00000
  F2 F 0.60518 0.80259 0.80259 1.00000
  F3 F 0.00000 0.19741 0.80259 1.00000
  F4 F 0.39482 0.19741 0.19741 1.00000
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