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TbPmSi4

Alexandria ALEX

Alex-ID: agm005777789 · Space group: I-4m2 (#119)

Basic Information

Formula
TbPmSi4
Alex-ID
agm005777789
Elements
3
Sites
6
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
119.11
ų
Cell a
4.0347
Å
Cell b
4.0347
Å
Cell c
7.8535
Å
α angle
104.88
°
β angle
104.88
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TbPmSi4
Tb
1.00 · 16.7%
Pm
1.00 · 16.7%
Si
4.00 · 66.7%

Energy & Stability

Energy above hull
0.0419
eV/atom
Formation energy
-0.5734
eV/atom
Corrected total energy
-34.5153
eV
Raw total energy
-34.5153
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.6720
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_479_spg119

Decomposition

Tb10Si17 Pm3Si5 Si

Computed at

2023-07-31 07:48:19.052686

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: agm005777789).

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 agm005777789
data_agm005777789
_cell_length_a     4.03470
_cell_length_b     4.03470
_cell_length_c     7.85353
_cell_angle_alpha  104.88453
_cell_angle_beta   104.88453
_cell_angle_gamma  89.99996
_cell_volume       119.11189
_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 0.00000 0.00000 0.00000 1.00000
  Pm1 Pm 0.25000 0.75000 0.50000 1.00000
  Si1 Si 0.66607 0.16607 0.33213 1.00000
  Si2 Si 0.58114 0.58114 0.16229 1.00000
  Si3 Si 0.83393 0.33393 0.66787 1.00000
  Si4 Si 0.41886 0.41886 0.83771 1.00000
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