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Pm2Sm3TmS6

Alexandria ALEX

Alex-ID: agm030678512 · Space group: C2/m (#12)

Basic Information

Formula
Pm2Sm3TmS6
Alex-ID
agm030678512
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
269.64
ų
Cell a
8.9121
Å
Cell b
8.9121
Å
Cell c
8.0087
Å
α angle
77.15
°
β angle
102.85
°
γ angle
154.19
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2Sm3TmS6
Pm
2.00 · 16.7%
Sm
3.00 · 25.0%
Tm
1.00 · 8.3%
S
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0094
eV/atom
Formation energy
-2.3438
eV/atom
Corrected total energy
-81.0336
eV
Raw total energy
-77.0528
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0555
eV
DOS at Fermi level
5.3388
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_125_spg2

Decomposition

PmSm4S5 SmTmS2 Pm4SmS5

Computed at

2025-01-19 09:44:02

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: agm030678512).

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 agm030678512
data_agm030678512
_cell_length_a     8.91212
_cell_length_b     8.91212
_cell_length_c     8.00869
_cell_angle_alpha  77.14836
_cell_angle_beta   102.85164
_cell_angle_gamma  154.19000
_cell_volume       269.64210
_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 0.83222 0.16778 0.16428 1.00000
  Pm2 Pm 0.16778 0.83222 0.83572 1.00000
  Sm1 Sm 0.50000 0.50000 0.00000 1.00000
  Sm2 Sm 0.83034 0.16966 0.66672 1.00000
  Sm3 Sm 0.16966 0.83034 0.33328 1.00000
  Tm1 Tm 0.50000 0.50000 0.50000 1.00000
  S1 S 0.33872 0.66128 0.42086 1.00000
  S2 S 0.66567 0.33433 0.08467 1.00000
  S3 S 0.66128 0.33872 0.57914 1.00000
  S4 S 0.99846 0.00154 0.73774 1.00000
  S5 S 0.00154 0.99846 0.26226 1.00000
  S6 S 0.33433 0.66567 0.91533 1.00000
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