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Ba3TaFe2O9

Alexandria ALEX

Alex-ID: agm041713811 · Space group: I4/mmm (#139)

Alexandria Database API

Basic Information

Formula
Ba3TaFe2O9
Alex-ID
agm041713811
Elements
4
Sites
30
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
407.74
ų
Cell a
12.9188
Å
Cell b
12.9188
Å
Cell c
12.9188
Å
α angle
154.20
°
β angle
154.20
°
γ angle
36.80
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba3TaFe2O9
Ba
6.00 · 20.0%
Ta
2.00 · 6.7%
Fe
4.00 · 13.3%
O
18.00 · 60.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-2.7790
eV/atom
Corrected total energy
-241.7106
eV
Raw total energy
-218.1374
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0100
eV
DOS at Fermi level
12.1124
Total magnetisation
18.8608
μB

Additional Information

Prototype ID

AB2C3D9_48_spg2

Decomposition

Ba3TaFe2O9

Computed at

2024-12-04 07:27:59

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: agm041713811).

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 agm041713811
data_agm041713811
_cell_length_a     12.91881
_cell_length_b     12.91881
_cell_length_c     12.91881
_cell_angle_alpha  154.20397
_cell_angle_beta   154.20397
_cell_angle_gamma  36.80321
_cell_volume       407.74174
_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 0.08066 0.58066 0.50000 1.00000
  Ba2 Ba 0.41934 0.91934 0.50000 1.00000
  Ba3 Ba 0.75000 0.25000 0.50000 1.00000
  Ba4 Ba 0.91934 0.41934 0.50000 1.00000
  Ba5 Ba 0.25000 0.75000 0.50000 1.00000
  Ba6 Ba 0.58066 0.08066 0.50000 1.00000
  Ta1 Ta 0.66634 0.66634 0.00000 1.00000
  Ta2 Ta 0.33366 0.33366 0.00000 1.00000
  Fe1 Fe 0.50000 0.50000 0.00000 1.00000
  Fe2 Fe 0.16525 0.16525 0.00000 1.00000
  Fe3 Fe 0.83475 0.83475 0.00000 1.00000
  Fe4 Fe 0.00000 0.00000 0.00000 1.00000
  O1 O 0.41516 0.41516 0.00000 1.00000
  O2 O 0.74891 0.74891 0.00000 1.00000
  O3 O 0.08078 0.08078 0.00000 1.00000
  O4 O 0.58484 0.58484 0.00000 1.00000
  O5 O 0.91922 0.91922 0.00000 1.00000
  O6 O 0.25109 0.25109 0.00000 1.00000
  O7 O 0.25234 0.25234 0.50469 1.00000
  O8 O 0.58049 0.58049 0.49410 1.00000
  O9 O 0.91361 0.91361 0.49410 1.00000
  O10 O 0.74766 0.74766 0.49531 1.00000
  O11 O 0.08639 0.08639 0.50590 1.00000
  O12 O 0.41951 0.41951 0.50590 1.00000
  O13 O 0.74766 0.25234 0.00000 1.00000
  O14 O 0.41951 0.91361 0.00000 1.00000
  O15 O 0.08639 0.58049 0.00000 1.00000
  O16 O 0.25234 0.74766 0.00000 1.00000
  O17 O 0.91361 0.41951 0.00000 1.00000
  O18 O 0.58049 0.08639 0.00000 1.00000
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