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BaSr(FeO2)4

Alexandria ALEX

Alex-ID: agm005230554 · Space group: P-31m (#162)

Alexandria Database API

Basic Information

Formula
BaSr(FeO2)4
Alex-ID
agm005230554
Elements
4
Sites
14
Space group
P-31m (#162)
Crystal system
trigonal
Volume
219.57
ų
Cell a
5.5600
Å
Cell b
5.5600
Å
Cell c
8.2014
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
BaSr(FeO2)4
Ba
1.00 · 7.1%
Sr
1.00 · 7.1%
Fe
4.00 · 28.6%
O
8.00 · 57.1%

Energy & Stability

Energy above hull
0.0131
eV/atom
Formation energy
-2.2332
eV/atom
Corrected total energy
-108.3929
eV
Raw total energy
-91.8426
eV

Electronic Structure

Indirect band gap
1.8251
eV
Direct band gap
1.8418
eV
DOS at Fermi level
0.0000
Total magnetisation
20.0000
μB

Additional Information

Prototype ID

ABC4D8_40_spg162

Decomposition

Sr2Fe2O5 Ba(FeO2)2 Fe2O3

Computed at

2023-05-06 20:04:36.229786

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: agm005230554).

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 agm005230554
data_agm005230554
_cell_length_a     5.56003
_cell_length_b     5.56003
_cell_length_c     8.20136
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       219.56876
_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 0.00000 0.00000 0.00000 1.00000
  Sr1 Sr 0.00000 0.00000 0.50000 1.00000
  Fe1 Fe 0.66667 0.33333 0.22943 1.00000
  Fe2 Fe 0.66667 0.33333 0.77057 1.00000
  Fe3 Fe 0.33333 0.66667 0.77057 1.00000
  Fe4 Fe 0.33333 0.66667 0.22943 1.00000
  O1 O 0.33783 0.33783 0.70760 1.00000
  O2 O 0.66217 0.00000 0.70760 1.00000
  O3 O 0.00000 0.66217 0.70760 1.00000
  O4 O 0.66217 0.66217 0.29240 1.00000
  O5 O 0.00000 0.33783 0.29240 1.00000
  O6 O 0.33783 0.00000 0.29240 1.00000
  O7 O 0.33333 0.66667 0.00000 1.00000
  O8 O 0.66667 0.33333 0.00000 1.00000
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