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La3(PmSm)2

Alexandria ALEX

Alex-ID: agm009129232 · Space group: C2/m (#12)

Alexandria Database API

Basic Information

Formula
La3(PmSm)2
Alex-ID
agm009129232
Elements
3
Sites
7
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
247.68
ų
Cell a
6.3666
Å
Cell b
6.3666
Å
Cell c
8.2473
Å
α angle
82.51
°
β angle
82.51
°
γ angle
48.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La3(PmSm)2
La
3.00 · 42.9%
Pm
2.00 · 28.6%
Sm
2.00 · 28.6%

Energy & Stability

Energy above hull
0.0285
eV/atom
Formation energy
0.0205
eV/atom
Corrected total energy
-33.5868
eV
Raw total energy
-33.5868
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
12.6196
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B2C3_1625_spg2

Decomposition

La3PmSm4 LaPm

Computed at

2024-05-04 09:52:16.171483

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: agm009129232).

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 agm009129232
data_agm009129232
_cell_length_a     6.36661
_cell_length_b     6.36661
_cell_length_c     8.24734
_cell_angle_alpha  82.51485
_cell_angle_beta   82.51485
_cell_angle_gamma  48.46724
_cell_volume       247.67952
_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 0.57121 0.57121 0.28413 1.00000
  La3 La 0.42879 0.42879 0.71587 1.00000
  Pm1 Pm 0.14329 0.14329 0.56858 1.00000
  Pm2 Pm 0.85671 0.85671 0.43142 1.00000
  Sm1 Sm 0.71380 0.71380 0.85566 1.00000
  Sm2 Sm 0.28620 0.28620 0.14434 1.00000
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