Navigation

HEAS Data Platform · Materials Science Database

Ba7Ca2Mn3Cr2O20

Alexandria ALEX

Alex-ID: agm005228052 · Space group: R-3m (#166)

Basic Information

Formula
Ba7Ca2Mn3Cr2O20
Alex-ID
agm005228052
Elements
5
Sites
34
Space group
R-3m (#166)
Crystal system
trigonal
Volume
527.34
ų
Cell a
17.7562
Å
Cell b
17.7562
Å
Cell c
17.7562
Å
α angle
19.16
°
β angle
19.16
°
γ angle
19.16
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba7Ca2Mn3Cr2O20
Ba
7.00 · 20.6%
Ca
2.00 · 5.9%
Mn
3.00 · 8.8%
Cr
2.00 · 5.9%
O
20.00 · 58.8%

Energy & Stability

Energy above hull
0.0001
eV/atom
Formation energy
-2.6638
eV/atom
Corrected total energy
-253.9530
eV
Raw total energy
-230.8386
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0016
eV
DOS at Fermi level
11.0091
Total magnetisation
10.9922
μB

Additional Information

Prototype ID

A2B2C3D7E20_0_spg166

Decomposition

Ba4Mn3O10 Ba3Cr2O8 CaO

Computed at

2024-10-13 12:01:03

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: agm005228052).

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 agm005228052
data_agm005228052
_cell_length_a     17.75623
_cell_length_b     17.75623
_cell_length_c     17.75623
_cell_angle_alpha  19.16411
_cell_angle_beta   19.16411
_cell_angle_gamma  19.16411
_cell_volume       527.33690
_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 0.61195 0.61195 0.61195 1.00000
  Ba2 Ba 0.14541 0.14541 0.14541 1.00000
  Ba3 Ba 0.38805 0.38805 0.38805 1.00000
  Ba4 Ba 0.22662 0.22662 0.22662 1.00000
  Ba5 Ba 0.77338 0.77338 0.77338 1.00000
  Ba6 Ba 0.85459 0.85459 0.85459 1.00000
  Ba7 Ba 0.00000 0.00000 0.00000 1.00000
  Ca1 Ca 0.92562 0.92562 0.92562 1.00000
  Ca2 Ca 0.07438 0.07438 0.07438 1.00000
  Mn1 Mn 0.54945 0.54945 0.54945 1.00000
  Mn2 Mn 0.45055 0.45055 0.45055 1.00000
  Mn3 Mn 0.50000 0.50000 0.50000 1.00000
  Cr1 Cr 0.69707 0.69707 0.69707 1.00000
  Cr2 Cr 0.30293 0.30293 0.30293 1.00000
  O1 O 0.27709 0.27709 0.73780 1.00000
  O2 O 0.81635 0.37697 0.37697 1.00000
  O3 O 0.86825 0.39007 0.86825 1.00000
  O4 O 0.66457 0.66457 0.66457 1.00000
  O5 O 0.33543 0.33543 0.33543 1.00000
  O6 O 0.37697 0.81635 0.37697 1.00000
  O7 O 0.13175 0.13175 0.60993 1.00000
  O8 O 0.86825 0.86825 0.39007 1.00000
  O9 O 0.72291 0.26220 0.72291 1.00000
  O10 O 0.26220 0.72291 0.72291 1.00000
  O11 O 0.27709 0.73780 0.27709 1.00000
  O12 O 0.39007 0.86825 0.86825 1.00000
  O13 O 0.72291 0.72291 0.26220 1.00000
  O14 O 0.62303 0.18365 0.62303 1.00000
  O15 O 0.18365 0.62303 0.62303 1.00000
  O16 O 0.13175 0.60993 0.13175 1.00000
  O17 O 0.60993 0.13175 0.13175 1.00000
  O18 O 0.62303 0.62303 0.18365 1.00000
  O19 O 0.37697 0.37697 0.81635 1.00000
  O20 O 0.73780 0.27709 0.27709 1.00000
Get direct link