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TaMn3Al2

Alexandria ALEX

Alex-ID: agm032162473 · Space group: P4/mmm (#123)

Basic Information

Formula
TaMn3Al2
Alex-ID
agm032162473
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
80.66
ų
Cell a
3.0355
Å
Cell b
3.0355
Å
Cell c
8.7535
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TaMn3Al2
Ta
1.00 · 16.7%
Mn
3.00 · 50.0%
Al
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0561
eV/atom
Formation energy
-0.2269
eV/atom
Corrected total energy
-48.2141
eV
Raw total energy
-48.2141
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0232
eV
DOS at Fermi level
4.7263
Total magnetisation
3.8705
μB

Additional Information

Prototype ID

AB2C3_125_spg123

Decomposition

MnAl TaMn2Al

Computed at

2025-04-13 14:48:35

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: agm032162473).

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 agm032162473
data_agm032162473
_cell_length_a     3.03554
_cell_length_b     3.03554
_cell_length_c     8.75353
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       80.65933
_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
  Ta1 Ta 0.50000 0.50000 0.50000 1.00000
  Mn1 Mn 0.00000 0.00000 0.00000 1.00000
  Mn2 Mn 0.00000 0.00000 0.67194 1.00000
  Mn3 Mn 0.00000 0.00000 0.32806 1.00000
  Al1 Al 0.50000 0.50000 0.83051 1.00000
  Al2 Al 0.50000 0.50000 0.16949 1.00000
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