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Sr2MnAlCu2O7

Alexandria ALEX

Alex-ID: agm005282469 · Space group: Ima2 (#46)

Basic Information

Formula
Sr2MnAlCu2O7
Alex-ID
agm005282469
Elements
5
Sites
26
Space group
Ima2 (#46)
Crystal system
orthorhombic
Volume
330.84
ų
Cell a
12.3010
Å
Cell b
12.3010
Å
Cell c
5.3199
Å
α angle
77.52
°
β angle
77.52
°
γ angle
24.93
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr2MnAlCu2O7
Sr
4.00 · 15.4%
Mn
2.00 · 7.7%
Al
2.00 · 7.7%
Cu
4.00 · 15.4%
O
14.00 · 53.8%

Energy & Stability

Energy above hull
0.1098
eV/atom
Formation energy
-2.2447
eV/atom
Corrected total energy
-177.0053
eV
Raw total energy
-163.8115
eV

Electronic Structure

Indirect band gap
0.3487
eV
Direct band gap
0.3790
eV
DOS at Fermi level
1.1291
Total magnetisation
7.9935
μB

Additional Information

Prototype ID

ABC2D2E7_3_spg46

Decomposition

Sr3Al4O9 MnCuO2 Sr4Mn2CuO9 Cu CuO

Computed at

2023-05-10 18:21:21.560619

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: agm005282469).

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 agm005282469
data_agm005282469
_cell_length_a     12.30099
_cell_length_b     12.30099
_cell_length_c     5.31991
_cell_angle_alpha  77.51735
_cell_angle_beta   77.51735
_cell_angle_gamma  24.92610
_cell_volume       330.84142
_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
  Sr1 Sr 0.64006 0.15389 0.33466 1.00000
  Sr2 Sr 0.35761 0.84371 0.63032 1.00000
  Sr3 Sr 0.15389 0.64006 0.83466 1.00000
  Sr4 Sr 0.84371 0.35761 0.13032 1.00000
  Mn1 Mn 0.18737 0.81020 0.27147 1.00000
  Mn2 Mn 0.81020 0.18737 0.77147 1.00000
  Al1 Al 0.99836 0.49929 0.97654 1.00000
  Al2 Al 0.49929 0.99836 0.47654 1.00000
  Cu1 Cu 0.55744 0.05639 0.92008 1.00000
  Cu2 Cu 0.44010 0.94164 0.03489 1.00000
  Cu3 Cu 0.05639 0.55744 0.42008 1.00000
  Cu4 Cu 0.94164 0.44010 0.53489 1.00000
  O1 O 0.83096 0.16659 0.13626 1.00000
  O2 O 0.16659 0.83096 0.63626 1.00000
  O3 O 0.37553 0.23028 0.24655 1.00000
  O4 O 0.62230 0.76724 0.35355 1.00000
  O5 O 0.23028 0.37553 0.74655 1.00000
  O6 O 0.76724 0.62230 0.85355 1.00000
  O7 O 0.72962 0.87536 0.60163 1.00000
  O8 O 0.26816 0.12213 0.70784 1.00000
  O9 O 0.87536 0.72962 0.10163 1.00000
  O10 O 0.12213 0.26816 0.20784 1.00000
  O11 O 0.17386 0.66526 0.30586 1.00000
  O12 O 0.82390 0.33213 0.64745 1.00000
  O13 O 0.66526 0.17386 0.80586 1.00000
  O14 O 0.33213 0.82390 0.14745 1.00000
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