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Tb4Pm5Sm2

Alexandria ALEX

Alex-ID: agm005649786 · Space group: C2/m (#12)

Basic Information

Formula
Tb4Pm5Sm2
Alex-ID
agm005649786
Elements
3
Sites
11
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
370.51
ų
Cell a
3.4910
Å
Cell b
8.8507
Å
Cell c
12.2051
Å
α angle
96.85
°
β angle
98.22
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb4Pm5Sm2
Tb
4.00 · 36.4%
Pm
5.00 · 45.5%
Sm
2.00 · 18.2%

Energy & Stability

Energy above hull
0.1474
eV/atom
Formation energy
0.1419
eV/atom
Corrected total energy
-50.1685
eV
Raw total energy
-50.1685
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
17.8710
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B4C5_292_spg12

Decomposition

PmSm2 Tb4Pm3Sm Pm

Computed at

2023-06-22 09:55:46.183968

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: agm005649786).

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 agm005649786
data_agm005649786
_cell_length_a     3.49101
_cell_length_b     8.85066
_cell_length_c     12.20506
_cell_angle_alpha  96.85339
_cell_angle_beta   98.22233
_cell_angle_gamma  90.00002
_cell_volume       370.50939
_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
  Tb1 Tb 0.67644 0.47155 0.35289 1.00000
  Tb2 Tb 0.04554 0.36281 0.09108 1.00000
  Tb3 Tb 0.32356 0.52845 0.64711 1.00000
  Tb4 Tb 0.95446 0.63719 0.90892 1.00000
  Pm1 Pm 0.14022 0.11983 0.28044 1.00000
  Pm2 Pm 0.85978 0.88017 0.71956 1.00000
  Pm3 Pm 0.23185 0.82173 0.46369 1.00000
  Pm4 Pm 0.50000 0.00000 0.00000 1.00000
  Pm5 Pm 0.76815 0.17827 0.53631 1.00000
  Sm1 Sm 0.90818 0.26564 0.81636 1.00000
  Sm2 Sm 0.09182 0.73436 0.18364 1.00000
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