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Tm3Al2Co

Alexandria ALEX

Alex-ID: agm005753207 · Space group: Pnma (#62)

Basic Information

Formula
Tm3Al2Co
Alex-ID
agm005753207
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
544.22
ų
Cell a
3.6635
Å
Cell b
12.1056
Å
Cell c
12.2712
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm3Al2Co
Tm
12.00 · 50.0%
Al
8.00 · 33.3%
Co
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0770
eV/atom
Formation energy
-0.3295
eV/atom
Corrected total energy
-120.0251
eV
Raw total energy
-120.0251
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0408
eV
DOS at Fermi level
22.1959
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_315_spg62

Decomposition

Tm3Al5Co Tm4AlCo TmAl2Co

Computed at

2023-08-07 03:12:19.615326

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: agm005753207).

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 agm005753207
data_agm005753207
_cell_length_a     3.66352
_cell_length_b     12.10563
_cell_length_c     12.27117
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       544.21645
_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
  Tm1 Tm 0.25000 0.38088 0.03941 1.00000
  Tm2 Tm 0.75000 0.61912 0.96059 1.00000
  Tm3 Tm 0.75000 0.88088 0.46059 1.00000
  Tm4 Tm 0.25000 0.11912 0.53941 1.00000
  Tm5 Tm 0.25000 0.72192 0.23994 1.00000
  Tm6 Tm 0.75000 0.27808 0.76006 1.00000
  Tm7 Tm 0.75000 0.22192 0.26006 1.00000
  Tm8 Tm 0.25000 0.77808 0.73994 1.00000
  Tm9 Tm 0.25000 0.46116 0.38214 1.00000
  Tm10 Tm 0.75000 0.53884 0.61786 1.00000
  Tm11 Tm 0.75000 0.96116 0.11786 1.00000
  Tm12 Tm 0.25000 0.03884 0.88214 1.00000
  Al1 Al 0.25000 0.68921 0.48910 1.00000
  Al2 Al 0.75000 0.31079 0.51090 1.00000
  Al3 Al 0.75000 0.18921 0.01090 1.00000
  Al4 Al 0.25000 0.81079 0.98910 1.00000
  Al5 Al 0.25000 0.01251 0.30912 1.00000
  Al6 Al 0.75000 0.98749 0.69088 1.00000
  Al7 Al 0.75000 0.51251 0.19088 1.00000
  Al8 Al 0.25000 0.48749 0.80912 1.00000
  Co1 Co 0.25000 0.12289 0.13553 1.00000
  Co2 Co 0.75000 0.87711 0.86447 1.00000
  Co3 Co 0.75000 0.62289 0.36447 1.00000
  Co4 Co 0.25000 0.37711 0.63553 1.00000
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