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Cu2Br

Alexandria ALEX

Alex-ID: agm005458419 · Space group: Cmcm (#63)

Basic Information

Formula
Cu2Br
Alex-ID
agm005458419
Elements
2
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
107.38
ų
Cell a
5.3061
Å
Cell b
5.3061
Å
Cell c
4.4350
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.68
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Cu2Br
Cu
4.00 · 66.7%
Br
2.00 · 33.3%

Energy & Stability

Energy above hull
0.4935
eV/atom
Formation energy
0.3169
eV/atom
Corrected total energy
-18.0841
eV
Raw total energy
-18.0841
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
1.4915
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_1320_spg63

Decomposition

CuBr Cu

Computed at

2023-03-20 16:49:18.292662

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: agm005458419).

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 agm005458419
data_agm005458419
_cell_length_a     5.30608
_cell_length_b     5.30608
_cell_length_c     4.43498
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.68487
_cell_volume       107.38193
_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
  Cu1 Cu 0.86199 0.38600 0.75000 1.00000
  Cu2 Cu 0.13801 0.61400 0.25000 1.00000
  Cu3 Cu 0.38600 0.86199 0.75000 1.00000
  Cu4 Cu 0.61400 0.13801 0.25000 1.00000
  Br1 Br 0.25858 0.25858 0.75000 1.00000
  Br2 Br 0.74142 0.74142 0.25000 1.00000
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