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Ca8Ti2Mn6O23

Alexandria ALEX

Alex-ID: agm003246002 · Space group: Pmm2 (#25)

Basic Information

Formula
Ca8Ti2Mn6O23
Alex-ID
agm003246002
Elements
4
Sites
39
Space group
Pmm2 (#25)
Crystal system
orthorhombic
Volume
452.45
ų
Cell a
7.6435
Å
Cell b
7.6408
Å
Cell c
7.7471
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca8Ti2Mn6O23
Ca
8.00 · 20.5%
Ti
2.00 · 5.1%
Mn
6.00 · 15.4%
O
23.00 · 59.0%

Energy & Stability

Energy above hull
0.0874
eV/atom
Formation energy
-2.7290
eV/atom
Corrected total energy
-307.2918
eV
Raw total energy
-281.0541
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0071
eV
DOS at Fermi level
5.7959
Total magnetisation
19.9926
μB

Additional Information

Prototype ID

A2B6C8D23_2_spg25

Decomposition

Ca6MnO8 Ca2Mn3O8 CaTiO3 CaMn2O4

Computed at

2021-12-18 10:09:04.153386

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: agm003246002).

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 agm003246002
data_agm003246002
_cell_length_a     7.64355
_cell_length_b     7.64077
_cell_length_c     7.74711
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       452.45103
_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 0.25309 0.26864 0.23951 1.00000
  Ca2 Ca 0.26147 0.26355 0.73052 1.00000
  Ca3 Ca 0.25309 0.73136 0.23951 1.00000
  Ca4 Ca 0.26147 0.73645 0.73052 1.00000
  Ca5 Ca 0.74691 0.26864 0.23951 1.00000
  Ca6 Ca 0.73853 0.26355 0.73052 1.00000
  Ca7 Ca 0.74691 0.73136 0.23951 1.00000
  Ca8 Ca 0.73853 0.73645 0.73052 1.00000
  Ti1 Ti 0.00000 0.00000 0.98659 1.00000
  Ti2 Ti 0.50000 0.00000 0.01428 1.00000
  Mn1 Mn 0.00000 0.00000 0.49947 1.00000
  Mn2 Mn 0.00000 0.50000 0.99263 1.00000
  Mn3 Mn 0.00000 0.50000 0.48480 1.00000
  Mn4 Mn 0.50000 0.00000 0.50479 1.00000
  Mn5 Mn 0.50000 0.50000 0.99630 1.00000
  Mn6 Mn 0.50000 0.50000 0.49556 1.00000
  O1 O 0.00000 0.00000 0.75906 1.00000
  O2 O 0.00000 0.50000 0.23908 1.00000
  O3 O 0.00000 0.50000 0.73854 1.00000
  O4 O 0.50000 0.00000 0.26966 1.00000
  O5 O 0.50000 0.00000 0.76788 1.00000
  O6 O 0.50000 0.50000 0.24910 1.00000
  O7 O 0.50000 0.50000 0.74904 1.00000
  O8 O 0.23940 0.00000 0.06368 1.00000
  O9 O 0.25049 0.00000 0.52342 1.00000
  O10 O 0.25083 0.50000 0.99490 1.00000
  O11 O 0.24983 0.50000 0.49925 1.00000
  O12 O 0.76060 0.00000 0.06368 1.00000
  O13 O 0.74951 0.00000 0.52342 1.00000
  O14 O 0.74917 0.50000 0.99490 1.00000
  O15 O 0.75017 0.50000 0.49925 1.00000
  O16 O 0.00000 0.25055 0.00901 1.00000
  O17 O 0.00000 0.24375 0.44900 1.00000
  O18 O 0.00000 0.74945 0.00901 1.00000
  O19 O 0.00000 0.75625 0.44900 1.00000
  O20 O 0.50000 0.25156 0.00556 1.00000
  O21 O 0.50000 0.25069 0.51675 1.00000
  O22 O 0.50000 0.74844 0.00556 1.00000
  O23 O 0.50000 0.74931 0.51675 1.00000
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