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Mg2Cu

Alexandria ALEX

Alex-ID: agm005446347 · Space group: P4_2/mnm (#136)

Basic Information

Formula
Mg2Cu
Alex-ID
agm005446347
Elements
2
Sites
6
Space group
P4_2/mnm (#136)
Crystal system
tetragonal
Volume
131.97
ų
Cell a
6.6031
Å
Cell b
6.6031
Å
Cell c
3.0269
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg2Cu
Mg
4.00 · 66.7%
Cu
2.00 · 33.3%

Energy & Stability

Energy above hull
0.2795
eV/atom
Formation energy
0.1735
eV/atom
Corrected total energy
-13.6571
eV
Raw total energy
-13.6571
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.0523
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_15_spg58

Decomposition

Mg2Cu

Computed at

2023-03-21 10:56:00.896061

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: agm005446347).

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 agm005446347
data_agm005446347
_cell_length_a     6.60307
_cell_length_b     6.60307
_cell_length_c     3.02689
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       131.97396
_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 0.77241 0.77241 0.00000 1.00000
  Mg2 Mg 0.22759 0.22759 0.00000 1.00000
  Mg3 Mg 0.27241 0.72759 0.50000 1.00000
  Mg4 Mg 0.72759 0.27241 0.50000 1.00000
  Cu1 Cu 0.50000 0.50000 0.00000 1.00000
  Cu2 Cu 0.00000 0.00000 0.50000 1.00000
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