Navigation

HEAS Data Platform · Materials Science Database

Mg2CoPb2

Alexandria ALEX

Alex-ID: agm002932433 · Space group: I4/mmm (#139)

Basic Information

Formula
Mg2CoPb2
Alex-ID
agm002932433
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
136.12
ų
Cell a
4.2892
Å
Cell b
4.2892
Å
Cell c
7.9967
Å
α angle
74.44
°
β angle
74.44
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mg2CoPb2
Pb
2.00 · 40.0%
Mg
2.00 · 40.0%
Co
1.00 · 20.0%

Energy & Stability

Energy above hull
0.7613
eV/atom
Formation energy
0.7104
eV/atom
Corrected total energy
-14.1779
eV
Raw total energy
-14.1779
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0045
eV
DOS at Fermi level
3.5321
Total magnetisation
1.9295
μB

Additional Information

Prototype ID

AB2C2_5_spg139

Decomposition

Co MgPb

Computed at

2016-12-03 15:58:26

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: agm002932433).

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 agm002932433
data_agm002932433
_cell_length_a     4.28915
_cell_length_b     4.28915
_cell_length_c     7.99673
_cell_angle_alpha  74.44392
_cell_angle_beta   74.44392
_cell_angle_gamma  90.00000
_cell_volume       136.12318
_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
  Pb1 Pb 0.75000 0.25000 0.50000 1.00000
  Pb2 Pb 0.25000 0.75000 0.50000 1.00000
  Mg1 Mg 0.40807 0.40807 0.18387 1.00000
  Mg2 Mg 0.59193 0.59193 0.81613 1.00000
  Co1 Co 0.00000 0.00000 0.00000 1.00000
Get direct link