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Mg2BrN

Alexandria ALEX

Alex-ID: agm002860183 · Space group: I-42d (#122)

Basic Information

Formula
Mg2BrN
Alex-ID
agm002860183
Elements
3
Sites
8
Space group
I-42d (#122)
Crystal system
tetragonal
Volume
157.50
ų
Cell a
5.6950
Å
Cell b
5.6950
Å
Cell c
6.3087
Å
α angle
63.17
°
β angle
63.17
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg2BrN
Mg
4.00 · 50.0%
Br
2.00 · 25.0%
N
2.00 · 25.0%

Energy & Stability

Energy above hull
0.1060
eV/atom
Formation energy
-1.0188
eV/atom
Corrected total energy
-33.7793
eV
Raw total energy
-33.7793
eV

Electronic Structure

Indirect band gap
1.8325
eV
Direct band gap
1.8985
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_7_spg122

Decomposition

Mg3N2 MgBr2

Computed at

2017-01-04 07:11:33

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: agm002860183).

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 agm002860183
data_agm002860183
_cell_length_a     5.69496
_cell_length_b     5.69496
_cell_length_c     6.30866
_cell_angle_alpha  63.16903
_cell_angle_beta   63.16903
_cell_angle_gamma  90.00000
_cell_volume       157.49978
_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
  Mg1 Mg 0.50350 0.12500 0.25000 1.00000
  Mg2 Mg 0.24650 0.62500 0.25000 1.00000
  Mg3 Mg 0.37500 0.49650 0.75000 1.00000
  Mg4 Mg 0.87500 0.75350 0.75000 1.00000
  Br1 Br 0.00000 0.00000 0.00000 1.00000
  Br2 Br 0.75000 0.25000 0.50000 1.00000
  N1 N 0.50000 0.50000 0.00000 1.00000
  N2 N 0.25000 0.75000 0.50000 1.00000
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