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PmSm2Te3

Alexandria ALEX

Alex-ID: agm017753751 · Space group: Pnma (#62)

Basic Information

Formula
PmSm2Te3
Alex-ID
agm017753751
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
748.59
ų
Cell a
6.2737
Å
Cell b
8.9663
Å
Cell c
13.3077
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmSm2Te3
Pm
4.00 · 16.7%
Sm
8.00 · 33.3%
Te
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0190
eV/atom
Formation energy
-1.3906
eV/atom
Corrected total energy
-127.8647
eV
Raw total energy
-127.8647
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0078
eV
DOS at Fermi level
12.1015
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB2C3_768_spg14

Decomposition

SmTe PmTe

Computed at

2025-03-02 04:56:19

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: agm017753751).

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 agm017753751
data_agm017753751
_cell_length_a     6.27369
_cell_length_b     8.96633
_cell_length_c     13.30774
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       748.58642
_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 0.75000 0.38325 0.57896 1.00000
  Pm2 Pm 0.75000 0.88325 0.92104 1.00000
  Pm3 Pm 0.25000 0.11675 0.07896 1.00000
  Pm4 Pm 0.25000 0.61675 0.42104 1.00000
  Sm1 Sm 0.75000 0.37623 0.25694 1.00000
  Sm2 Sm 0.75000 0.87623 0.24306 1.00000
  Sm3 Sm 0.75000 0.36646 0.91414 1.00000
  Sm4 Sm 0.75000 0.86646 0.58586 1.00000
  Sm5 Sm 0.25000 0.13354 0.41414 1.00000
  Sm6 Sm 0.25000 0.63354 0.08586 1.00000
  Sm7 Sm 0.25000 0.12377 0.75694 1.00000
  Sm8 Sm 0.25000 0.62377 0.74306 1.00000
  Te1 Te 0.75000 0.13273 0.08665 1.00000
  Te2 Te 0.75000 0.63273 0.41335 1.00000
  Te3 Te 0.75000 0.11915 0.41813 1.00000
  Te4 Te 0.75000 0.61915 0.08187 1.00000
  Te5 Te 0.75000 0.12465 0.74528 1.00000
  Te6 Te 0.75000 0.62465 0.75472 1.00000
  Te7 Te 0.25000 0.37535 0.24528 1.00000
  Te8 Te 0.25000 0.87535 0.25472 1.00000
  Te9 Te 0.25000 0.38085 0.91813 1.00000
  Te10 Te 0.25000 0.88085 0.58187 1.00000
  Te11 Te 0.25000 0.36727 0.58665 1.00000
  Te12 Te 0.25000 0.86727 0.91335 1.00000
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