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LiPm2YSe5

Alexandria ALEX

Alex-ID: agm005152268 · Space group: Cmc2_1 (#36)

Basic Information

Formula
LiPm2YSe5
Alex-ID
agm005152268
Elements
4
Sites
18
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
442.36
ų
Cell a
4.1253
Å
Cell b
8.8632
Å
Cell c
12.4401
Å
α angle
90.00
°
β angle
90.00
°
γ angle
103.46
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LiPm2YSe5
Li
2.00 · 11.1%
Pm
4.00 · 22.2%
Y
2.00 · 11.1%
Se
10.00 · 55.6%

Energy & Stability

Energy above hull
0.0685
eV/atom
Formation energy
-1.7438
eV/atom
Corrected total energy
-102.0501
eV
Raw total energy
-102.0501
eV

Electronic Structure

Indirect band gap
0.9613
eV
Direct band gap
0.9613
eV
DOS at Fermi level
-0.0268
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D5_220_spg36

Decomposition

LiYSe2 Pm2Se3

Computed at

2023-01-16 02:39:39.405867

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: agm005152268).

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 agm005152268
data_agm005152268
_cell_length_a     4.12528
_cell_length_b     8.86322
_cell_length_c     12.44010
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  103.45722
_cell_volume       442.36248
_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
  Li1 Li 0.51361 0.02722 0.98147 1.00000
  Li2 Li 0.48639 0.97278 0.48147 1.00000
  Pm1 Pm 0.87511 0.75023 0.79631 1.00000
  Pm2 Pm 0.10770 0.21541 0.68522 1.00000
  Pm3 Pm 0.12489 0.24977 0.29631 1.00000
  Pm4 Pm 0.89230 0.78459 0.18522 1.00000
  Y1 Y 0.80369 0.60738 0.50227 1.00000
  Y2 Y 0.19631 0.39262 0.00227 1.00000
  Se1 Se 0.36217 0.72433 0.99788 1.00000
  Se2 Se 0.69243 0.38486 0.84187 1.00000
  Se3 Se 0.50061 0.00121 0.78426 1.00000
  Se4 Se 0.28559 0.57118 0.66192 1.00000
  Se5 Se 0.95364 0.90728 0.57276 1.00000
  Se6 Se 0.63783 0.27567 0.49788 1.00000
  Se7 Se 0.30757 0.61514 0.34187 1.00000
  Se8 Se 0.49939 0.99879 0.28426 1.00000
  Se9 Se 0.71441 0.42882 0.16192 1.00000
  Se10 Se 0.04636 0.09272 0.07276 1.00000
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