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Ca3SiBr2

Alexandria ALEX

Alex-ID: agm005449955 · Space group: R3m (#160)

Basic Information

Formula
Ca3SiBr2
Alex-ID
agm005449955
Elements
3
Sites
6
Space group
R3m (#160)
Crystal system
trigonal
Volume
186.57
ų
Cell a
12.0600
Å
Cell b
12.0600
Å
Cell c
12.0600
Å
α angle
20.40
°
β angle
20.40
°
γ angle
20.40
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca3SiBr2
Ca
3.00 · 50.0%
Si
1.00 · 16.7%
Br
2.00 · 33.3%

Energy & Stability

Energy above hull
0.2888
eV/atom
Formation energy
-0.9636
eV/atom
Corrected total energy
-20.5566
eV
Raw total energy
-20.5566
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0002
eV
DOS at Fermi level
4.3184
Total magnetisation
0.0003
μB

Additional Information

Prototype ID

AB2C3_586_spg160

Decomposition

Ca2Si CaBr2

Computed at

2023-03-21 23:02:06.538655

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: agm005449955).

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 agm005449955
data_agm005449955
_cell_length_a     12.06001
_cell_length_b     12.06001
_cell_length_c     12.06001
_cell_angle_alpha  20.40315
_cell_angle_beta   20.40315
_cell_angle_gamma  20.40315
_cell_volume       186.57388
_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
  Ca1 Ca 0.99607 0.99607 0.99607 1.00000
  Ca2 Ca 0.11976 0.11976 0.11976 1.00000
  Ca3 Ca 0.90406 0.90406 0.90406 1.00000
  Si1 Si 0.28360 0.28360 0.28360 1.00000
  Br1 Br 0.73894 0.73894 0.73894 1.00000
  Br2 Br 0.50057 0.50057 0.50057 1.00000
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