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Ba(CaFe)2

Alexandria ALEX

Alex-ID: agm002965151 · Space group: P4/mbm (#127)

Basic Information

Formula
Ba(CaFe)2
Alex-ID
agm002965151
Elements
3
Sites
10
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
247.50
ų
Cell a
8.7876
Å
Cell b
8.7876
Å
Cell c
3.2050
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba(CaFe)2
Ca
4.00 · 40.0%
Ba
2.00 · 20.0%
Fe
4.00 · 40.0%

Energy & Stability

Energy above hull
0.9565
eV/atom
Formation energy
0.9565
eV/atom
Corrected total energy
-36.1393
eV
Raw total energy
-36.1393
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
17.1214
Total magnetisation
-0.1783
μB

Additional Information

Prototype ID

AB2C2_10_spg127

Decomposition

Ba Ca Fe

Computed at

2016-12-02 18:30:34

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: agm002965151).

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 agm002965151
data_agm002965151
_cell_length_a     8.78764
_cell_length_b     8.78764
_cell_length_c     3.20499
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       247.49773
_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
  Ca1 Ca 0.37061 0.87061 0.00000 1.00000
  Ca2 Ca 0.87061 0.62939 0.00000 1.00000
  Ca3 Ca 0.62939 0.12939 0.00000 1.00000
  Ca4 Ca 0.12939 0.37061 0.00000 1.00000
  Ba1 Ba 0.00000 0.00000 0.00000 1.00000
  Ba2 Ba 0.50000 0.50000 0.00000 1.00000
  Fe1 Fe 0.16590 0.66590 0.50000 1.00000
  Fe2 Fe 0.66590 0.83410 0.50000 1.00000
  Fe3 Fe 0.83410 0.33410 0.50000 1.00000
  Fe4 Fe 0.33410 0.16590 0.50000 1.00000
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