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HEAS Data Platform · Materials Science Database

Tb4Pm3Sm4

Alexandria ALEX

Alex-ID: agm009337092 · Space group: C2/m (#12)

Basic Information

Formula
Tb4Pm3Sm4
Alex-ID
agm009337092
Elements
3
Sites
11
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
365.61
ų
Cell a
6.2482
Å
Cell b
6.2482
Å
Cell c
16.9307
Å
α angle
90.02
°
β angle
90.02
°
γ angle
33.58
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb4Pm3Sm4
Tb
4.00 · 36.4%
Pm
3.00 · 27.3%
Sm
4.00 · 36.4%

Energy & Stability

Energy above hull
0.0218
eV/atom
Formation energy
0.0166
eV/atom
Corrected total energy
-51.4924
eV
Raw total energy
-51.4924
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
15.7303
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B4C4_106_spg2

Decomposition

Tb4Pm3Sm Sm

Computed at

2024-05-09 01:35:00.596287

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: agm009337092).

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 agm009337092
data_agm009337092
_cell_length_a     6.24820
_cell_length_b     6.24820
_cell_length_c     16.93069
_cell_angle_alpha  90.01903
_cell_angle_beta   90.01903
_cell_angle_gamma  33.58229
_cell_volume       365.60713
_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 0.54485 0.54485 0.18272 1.00000
  Tb2 Tb 0.63689 0.63689 0.54490 1.00000
  Tb3 Tb 0.36311 0.36311 0.45510 1.00000
  Tb4 Tb 0.45515 0.45515 0.81728 1.00000
  Pm1 Pm 0.81775 0.81775 0.27401 1.00000
  Pm2 Pm 0.18225 0.18225 0.72599 1.00000
  Pm3 Pm 0.00000 0.00000 0.00000 1.00000
  Sm1 Sm 0.27181 0.27181 0.09143 1.00000
  Sm2 Sm 0.72819 0.72819 0.90857 1.00000
  Sm3 Sm 0.91004 0.91004 0.63537 1.00000
  Sm4 Sm 0.08996 0.08996 0.36463 1.00000
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