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HEAS Data Platform · Materials Science Database

Ba4MgTa2CrO12

Alexandria ALEX

Alex-ID: agm011237459 · Space group: I4_1/amd (#141)

Basic Information

Formula
Ba4MgTa2CrO12
Alex-ID
agm011237459
Elements
5
Sites
40
Space group
I4_1/amd (#141)
Crystal system
tetragonal
Volume
553.01
ų
Cell a
10.0485
Å
Cell b
10.0485
Å
Cell c
10.0485
Å
α angle
131.77
°
β angle
131.77
°
γ angle
70.60
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba4MgTa2CrO12
Ba
8.00 · 20.0%
Mg
2.00 · 5.0%
Ta
4.00 · 10.0%
Cr
2.00 · 5.0%
O
24.00 · 60.0%

Energy & Stability

Energy above hull
0.0480
eV/atom
Formation energy
-3.1717
eV/atom
Corrected total energy
-331.0915
eV
Raw total energy
-310.2105
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
21.8258
Total magnetisation
4.0332
μB

Additional Information

Prototype ID

ABC2D4E12_21_spg141

Decomposition

Ba3Cr2O8 Ba2TaCrO6 MgO Ba3MgTa2O9

Computed at

2024-07-11 17:37:20.297406

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: agm011237459).

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 agm011237459
data_agm011237459
_cell_length_a     10.04848
_cell_length_b     10.04848
_cell_length_c     10.04848
_cell_angle_alpha  131.76575
_cell_angle_beta   131.76575
_cell_angle_gamma  70.59926
_cell_volume       553.00569
_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 0.37500 0.87754 0.00254 1.00000
  Ba2 Ba 0.87500 0.87754 0.50254 1.00000
  Ba3 Ba 0.87500 0.37246 0.99746 1.00000
  Ba4 Ba 0.37500 0.37246 0.49746 1.00000
  Ba5 Ba 0.62754 0.12500 0.00254 1.00000
  Ba6 Ba 0.12246 0.12500 0.49746 1.00000
  Ba7 Ba 0.62754 0.62500 0.50254 1.00000
  Ba8 Ba 0.12246 0.62500 0.99746 1.00000
  Mg1 Mg 0.00000 0.00000 0.00000 1.00000
  Mg2 Mg 0.75000 0.25000 0.50000 1.00000
  Ta1 Ta 0.50092 0.00092 0.50000 1.00000
  Ta2 Ta 0.99908 0.49908 0.50000 1.00000
  Ta3 Ta 0.24908 0.24908 0.00000 1.00000
  Ta4 Ta 0.75092 0.75092 0.00000 1.00000
  Cr1 Cr 0.50000 0.50000 0.00000 1.00000
  Cr2 Cr 0.25000 0.75000 0.50000 1.00000
  O1 O 0.13111 0.13111 0.00000 1.00000
  O2 O 0.61889 0.11889 0.50000 1.00000
  O3 O 0.73716 0.99599 0.74116 1.00000
  O4 O 0.25483 0.99599 0.25884 1.00000
  O5 O 0.00401 0.26284 0.25884 1.00000
  O6 O 0.49777 0.24661 0.74884 1.00000
  O7 O 0.25223 0.00339 0.75116 1.00000
  O8 O 0.74599 0.98716 0.24116 1.00000
  O9 O 0.12997 0.62997 0.50000 1.00000
  O10 O 0.62003 0.62003 0.00000 1.00000
  O11 O 0.37997 0.37997 0.00000 1.00000
  O12 O 0.88111 0.38111 0.50000 1.00000
  O13 O 0.75339 0.50223 0.25116 1.00000
  O14 O 0.49517 0.25401 0.24116 1.00000
  O15 O 0.25107 0.50223 0.74884 1.00000
  O16 O 0.01284 0.25401 0.75884 1.00000
  O17 O 0.00401 0.74517 0.74116 1.00000
  O18 O 0.49777 0.74893 0.25116 1.00000
  O19 O 0.25223 0.50107 0.24884 1.00000
  O20 O 0.74599 0.50483 0.75884 1.00000
  O21 O 0.37003 0.87003 0.50000 1.00000
  O22 O 0.86889 0.86889 0.00000 1.00000
  O23 O 0.49893 0.74777 0.75116 1.00000
  O24 O 0.99661 0.74777 0.24884 1.00000
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