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Pm(SmTm4)2

Alexandria ALEX

Alex-ID: agm005993575 · Space group: Immm (#71)

Basic Information

Formula
Pm(SmTm4)2
Alex-ID
agm005993575
Elements
3
Sites
11
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
348.37
ų
Cell a
5.4399
Å
Cell b
8.0088
Å
Cell c
9.3474
Å
α angle
115.37
°
β angle
106.92
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm(SmTm4)2
Pm
1.00 · 9.1%
Sm
2.00 · 18.2%
Tm
8.00 · 72.7%

Energy & Stability

Energy above hull
0.1304
eV/atom
Formation energy
0.1161
eV/atom
Corrected total energy
-48.6925
eV
Raw total energy
-48.6925
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
14.0192
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C8_259_spg8

Decomposition

SmTm15 Pm2Sm3Tm

Computed at

2023-09-29 12:00:52

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: agm005993575).

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 agm005993575
data_agm005993575
_cell_length_a     5.43992
_cell_length_b     8.00880
_cell_length_c     9.34736
_cell_angle_alpha  115.36798
_cell_angle_beta   106.91705
_cell_angle_gamma  90.00000
_cell_volume       348.36749
_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 0.50000 0.00000 0.00000 1.00000
  Sm1 Sm 0.20004 0.69999 0.40008 1.00000
  Sm2 Sm 0.79996 0.30001 0.59992 1.00000
  Tm1 Tm 0.63961 0.84787 0.27923 1.00000
  Tm2 Tm 0.36041 0.56870 0.72082 1.00000
  Tm3 Tm 0.16140 0.16143 0.32281 1.00000
  Tm4 Tm 0.99999 0.29304 0.99998 1.00000
  Tm5 Tm 0.83860 0.83857 0.67719 1.00000
  Tm6 Tm 0.63959 0.43130 0.27918 1.00000
  Tm7 Tm 0.36039 0.15213 0.72077 1.00000
  Tm8 Tm 0.00001 0.70696 0.00002 1.00000
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