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La3Sm2Hg

Alexandria ALEX

Alex-ID: agm033988059 · Space group: P4/mmm (#123)

Basic Information

Formula
La3Sm2Hg
Alex-ID
agm033988059
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
203.11
ų
Cell a
3.7684
Å
Cell b
3.7684
Å
Cell c
14.3023
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La3Sm2Hg
La
3.00 · 50.0%
Sm
2.00 · 33.3%
Hg
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0319
eV/atom
Formation energy
-0.1336
eV/atom
Corrected total energy
-25.3920
eV
Raw total energy
-25.3920
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
9.0616
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

AB2C3_125_spg123

Decomposition

La3Sm5 La2Hg Sm

Computed at

2025-04-13 16:21:44

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: agm033988059).

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 agm033988059
data_agm033988059
_cell_length_a     3.76844
_cell_length_b     3.76844
_cell_length_c     14.30232
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       203.10957
_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
  La1 La 0.00000 0.00000 0.00000 1.00000
  La2 La 0.00000 0.00000 0.64423 1.00000
  La3 La 0.00000 0.00000 0.35577 1.00000
  Sm1 Sm 0.50000 0.50000 0.82422 1.00000
  Sm2 Sm 0.50000 0.50000 0.17578 1.00000
  Hg1 Hg 0.50000 0.50000 0.50000 1.00000
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