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AcLa2TmSe5

Alexandria ALEX

Alex-ID: agm005173545 · Space group: P4/mmm (#123)

Basic Information

Formula
AcLa2TmSe5
Alex-ID
agm005173545
Elements
4
Sites
9
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
295.77
ų
Cell a
5.1084
Å
Cell b
5.1084
Å
Cell c
11.3337
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AcLa2TmSe5
Ac
1.00 · 11.1%
La
2.00 · 22.2%
Tm
1.00 · 11.1%
Se
5.00 · 55.6%

Energy & Stability

Energy above hull
0.4519
eV/atom
Formation energy
-1.5318
eV/atom
Corrected total energy
-49.6743
eV
Raw total energy
-49.6743
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.3701
Total magnetisation
1.0767
μB

Additional Information

Prototype ID

ABC2D5_388_spg123

Decomposition

AcTmSe3 LaSe

Computed at

2023-01-19 13:54:27.434009

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: agm005173545).

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 agm005173545
data_agm005173545
_cell_length_a     5.10844
_cell_length_b     5.10844
_cell_length_c     11.33369
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       295.76563
_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
  Ac1 Ac 0.00000 0.00000 0.00000 1.00000
  La1 La 0.50000 0.50000 0.33103 1.00000
  La2 La 0.50000 0.50000 0.66897 1.00000
  Tm1 Tm 0.00000 0.00000 0.50000 1.00000
  Se1 Se 0.00000 0.50000 0.50000 1.00000
  Se2 Se 0.50000 0.00000 0.50000 1.00000
  Se3 Se 0.00000 0.00000 0.74253 1.00000
  Se4 Se 0.00000 0.00000 0.25747 1.00000
  Se5 Se 0.50000 0.50000 0.00000 1.00000
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