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Cs2TlBBr6

Alexandria ALEX

Alex-ID: agm004469832 · Space group: I4/mmm (#139)

Basic Information

Formula
Cs2TlBBr6
Alex-ID
agm004469832
Elements
4
Sites
10
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
341.23
ų
Cell a
7.7592
Å
Cell b
7.7592
Å
Cell c
7.8884
Å
α angle
60.54
°
β angle
60.54
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Cs2TlBBr6
Cs
2.00 · 20.0%
Tl
1.00 · 10.0%
B
1.00 · 10.0%
Br
6.00 · 60.0%

Energy & Stability

Energy above hull
0.3162
eV/atom
Formation energy
-0.7933
eV/atom
Corrected total energy
-28.7268
eV
Raw total energy
-28.7268
eV

Electronic Structure

Indirect band gap
1.1748
eV
Direct band gap
1.6049
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D6_241_spg139

Decomposition

CsBBr4 TlBr CsBr

Computed at

2017-09-04 16:21:54

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: agm004469832).

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 agm004469832
data_agm004469832
_cell_length_a     7.75919
_cell_length_b     7.75919
_cell_length_c     7.88839
_cell_angle_alpha  60.54033
_cell_angle_beta   60.54033
_cell_angle_gamma  90.00000
_cell_volume       341.23067
_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 0.75000 0.25000 0.50000 1.00000
  Cs2 Cs 0.25000 0.75000 0.50000 1.00000
  Tl1 Tl 0.00000 0.00000 0.00000 1.00000
  B1 B 0.50000 0.50000 0.00000 1.00000
  Br1 Br 0.27818 0.27818 0.44363 1.00000
  Br2 Br 0.72182 0.72182 0.55637 1.00000
  Br3 Br 0.29015 0.29015 0.00000 1.00000
  Br4 Br 0.70985 0.70985 0.00000 1.00000
  Br5 Br 0.70985 0.29015 0.00000 1.00000
  Br6 Br 0.29015 0.70985 0.00000 1.00000
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