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Y2TmAl3

Alexandria ALEX

Alex-ID: agm012425011 · Space group: Cmmm (#65)

Basic Information

Formula
Y2TmAl3
Alex-ID
agm012425011
Elements
3
Sites
12
Space group
Cmmm (#65)
Crystal system
orthorhombic
Volume
276.24
ų
Cell a
7.9625
Å
Cell b
7.9625
Å
Cell c
7.2584
Å
α angle
90.00
°
β angle
90.00
°
γ angle
143.11
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Y2TmAl3
Y
4.00 · 33.3%
Tm
2.00 · 16.7%
Al
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0230
eV/atom
Formation energy
-0.4066
eV/atom
Corrected total energy
-62.1476
eV
Raw total energy
-62.1476
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0082
eV
DOS at Fermi level
3.6217
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_1840_spg65

Decomposition

TmAl YAl

Computed at

2025-04-13 12:30:48

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: agm012425011).

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 agm012425011
data_agm012425011
_cell_length_a     7.96250
_cell_length_b     7.96250
_cell_length_c     7.25841
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  143.11070
_cell_volume       276.24025
_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
  Y1 Y 0.00000 0.00000 0.00000 1.00000
  Y2 Y 0.00000 0.00000 0.50000 1.00000
  Y3 Y 0.33412 0.66588 0.50000 1.00000
  Y4 Y 0.66588 0.33412 0.50000 1.00000
  Tm1 Tm 0.33289 0.66711 0.00000 1.00000
  Tm2 Tm 0.66711 0.33289 0.00000 1.00000
  Al1 Al 0.83220 0.16780 0.75361 1.00000
  Al2 Al 0.50000 0.50000 0.24617 1.00000
  Al3 Al 0.16780 0.83220 0.24639 1.00000
  Al4 Al 0.83220 0.16780 0.24639 1.00000
  Al5 Al 0.16780 0.83220 0.75361 1.00000
  Al6 Al 0.50000 0.50000 0.75383 1.00000
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