Navigation

HEAS Data Platform · Materials Science Database

Ba2Ca3Mg

Alexandria ALEX

Alex-ID: agm034872751 · Space group: P4/mmm (#123)

Basic Information

Formula
Ba2Ca3Mg
Alex-ID
agm034872751
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
271.84
ų
Cell a
4.1321
Å
Cell b
4.1321
Å
Cell c
15.9215
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2Ca3Mg
Ba
2.00 · 33.3%
Ca
3.00 · 50.0%
Mg
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0457
eV/atom
Formation energy
0.0172
eV/atom
Corrected total energy
-11.3429
eV
Raw total energy
-11.3429
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0185
eV
DOS at Fermi level
7.9286
Total magnetisation
0.0007
μB

Additional Information

Prototype ID

AB2C3_125_spg123

Decomposition

CaMg2 Ba Ca

Computed at

2025-04-13 16:38:40

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: agm034872751).

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 agm034872751
data_agm034872751
_cell_length_a     4.13205
_cell_length_b     4.13205
_cell_length_c     15.92149
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       271.84150
_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
  Ba1 Ba 0.50000 0.50000 0.80784 1.00000
  Ba2 Ba 0.50000 0.50000 0.19216 1.00000
  Ca1 Ca 0.00000 0.00000 0.00000 1.00000
  Ca2 Ca 0.00000 0.00000 0.61770 1.00000
  Ca3 Ca 0.00000 0.00000 0.38230 1.00000
  Mg1 Mg 0.50000 0.50000 0.50000 1.00000
Get direct link