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Cs3Sr2Br7

Alexandria ALEX

Alex-ID: agm026217064 · Space group: Cmc2_1 (#36)

Basic Information

Formula
Cs3Sr2Br7
Alex-ID
agm026217064
Elements
3
Sites
24
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
1,082.27
ų
Cell a
15.7104
Å
Cell b
15.7104
Å
Cell c
8.5538
Å
α angle
90.00
°
β angle
90.00
°
γ angle
149.16
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Cs3Sr2Br7
Cs
6.00 · 25.0%
Sr
4.00 · 16.7%
Br
14.00 · 58.3%

Energy & Stability

Energy above hull
0.0053
eV/atom
Formation energy
-1.9745
eV/atom
Corrected total energy
-82.7044
eV
Raw total energy
-82.7044
eV

Electronic Structure

Indirect band gap
4.4128
eV
Direct band gap
4.4317
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C7_16_spg4

Decomposition

Cs4SrBr6 CsSrBr3

Computed at

2024-12-20 22:35:45

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: agm026217064).

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 agm026217064
data_agm026217064
_cell_length_a     15.71043
_cell_length_b     15.71043
_cell_length_c     8.55380
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  149.16112
_cell_volume       1082.26927
_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 0.23891 0.23891 0.30341 1.00000
  Cs2 Cs 0.76109 0.76109 0.80341 1.00000
  Cs3 Cs 0.43007 0.05691 0.20004 1.00000
  Cs4 Cs 0.56993 0.94309 0.70004 1.00000
  Cs5 Cs 0.05691 0.43007 0.20004 1.00000
  Cs6 Cs 0.94309 0.56993 0.70004 1.00000
  Sr1 Sr 0.65203 0.84980 0.25058 1.00000
  Sr2 Sr 0.34797 0.15020 0.75058 1.00000
  Sr3 Sr 0.15020 0.34797 0.75058 1.00000
  Sr4 Sr 0.84980 0.65203 0.25058 1.00000
  Br1 Br 0.00730 0.61293 0.26955 1.00000
  Br2 Br 0.99270 0.38707 0.76955 1.00000
  Br3 Br 0.38707 0.99270 0.76955 1.00000
  Br4 Br 0.61293 0.00730 0.26955 1.00000
  Br5 Br 0.65349 0.43065 0.96068 1.00000
  Br6 Br 0.34651 0.56935 0.46068 1.00000
  Br7 Br 0.56935 0.34651 0.46068 1.00000
  Br8 Br 0.43065 0.65349 0.96068 1.00000
  Br9 Br 0.12442 0.95918 0.04091 1.00000
  Br10 Br 0.87558 0.04082 0.54091 1.00000
  Br11 Br 0.67686 0.67686 0.23385 1.00000
  Br12 Br 0.32314 0.32314 0.73385 1.00000
  Br13 Br 0.95918 0.12442 0.04091 1.00000
  Br14 Br 0.04082 0.87558 0.54091 1.00000
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