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Mg3Co

Alexandria ALEX

Alex-ID: agm005496839 · Space group: Cmcm (#63)

Basic Information

Formula
Mg3Co
Alex-ID
agm005496839
Elements
2
Sites
8
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
147.43
ų
Cell a
6.1427
Å
Cell b
6.1427
Å
Cell c
4.6388
Å
α angle
90.00
°
β angle
90.00
°
γ angle
122.62
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg3Co
Mg
6.00 · 75.0%
Co
2.00 · 25.0%

Energy & Stability

Energy above hull
0.2122
eV/atom
Formation energy
0.2023
eV/atom
Corrected total energy
-22.1969
eV
Raw total energy
-22.1969
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0128
eV
DOS at Fermi level
7.4564
Total magnetisation
2.9845
μB

Additional Information

Prototype ID

AB3_3_spg194

Decomposition

MgCo2 Mg

Computed at

2023-03-19 01:10:38.394485

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: agm005496839).

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 agm005496839
data_agm005496839
_cell_length_a     6.14272
_cell_length_b     6.14272
_cell_length_c     4.63885
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  122.61921
_cell_volume       147.42931
_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 0.58075 0.41925 0.75000 1.00000
  Mg2 Mg 0.07466 0.39923 0.75000 1.00000
  Mg3 Mg 0.60077 0.92534 0.75000 1.00000
  Mg4 Mg 0.41925 0.58075 0.25000 1.00000
  Mg5 Mg 0.92534 0.60077 0.25000 1.00000
  Mg6 Mg 0.39923 0.07466 0.25000 1.00000
  Co1 Co 0.05364 0.94636 0.75000 1.00000
  Co2 Co 0.94636 0.05364 0.25000 1.00000
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