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Pm2(SmTe2)3

Alexandria ALEX

Alex-ID: agm005604759 · Space group: C2/m (#12)

Basic Information

Formula
Pm2(SmTe2)3
Alex-ID
agm005604759
Elements
3
Sites
11
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
367.73
ų
Cell a
7.6878
Å
Cell b
7.6597
Å
Cell c
7.6625
Å
α angle
80.32
°
β angle
70.43
°
γ angle
59.88
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2(SmTe2)3
Pm
2.00 · 18.2%
Sm
3.00 · 27.3%
Te
6.00 · 54.5%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.4590
eV/atom
Corrected total energy
-58.5707
eV
Raw total energy
-58.5707
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.2834
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C6_107_spg12

Decomposition

Pm2(SmTe2)3

Computed at

2023-06-13 00:30:47.276762

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: agm005604759).

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 agm005604759
data_agm005604759
_cell_length_a     7.68782
_cell_length_b     7.65965
_cell_length_c     7.66245
_cell_angle_alpha  80.32123
_cell_angle_beta   70.42648
_cell_angle_gamma  59.87826
_cell_volume       367.72733
_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
  Pm1 Pm 0.16440 0.67121 0.50000 1.00000
  Pm2 Pm 0.83560 0.32879 0.50000 1.00000
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Sm2 Sm 0.33075 0.33850 1.00000 1.00000
  Sm3 Sm 0.66925 0.66150 0.00000 1.00000
  Te1 Te 0.41939 0.67701 0.74424 1.00000
  Te2 Te 0.74018 1.00000 0.74609 1.00000
  Te3 Te 0.09640 0.32299 0.74424 1.00000
  Te4 Te 0.25982 0.00000 0.25391 1.00000
  Te5 Te 0.58061 0.32299 0.25576 1.00000
  Te6 Te 0.90360 0.67701 0.25576 1.00000
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