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Tb7Pm12Sc

Alexandria ALEX

Alex-ID: agm005778916 · Space group: R-3m (#166)

Basic Information

Formula
Tb7Pm12Sc
Alex-ID
agm005778916
Elements
3
Sites
20
Space group
R-3m (#166)
Crystal system
trigonal
Volume
683.68
ų
Cell a
6.1874
Å
Cell b
11.4823
Å
Cell c
11.4823
Å
α angle
116.85
°
β angle
100.35
°
γ angle
100.35
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb7Pm12Sc
Tb
7.00 · 35.0%
Pm
12.00 · 60.0%
Sc
1.00 · 5.0%

Energy & Stability

Energy above hull
0.2123
eV/atom
Formation energy
0.2087
eV/atom
Corrected total energy
-91.5905
eV
Raw total energy
-91.5905
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0065
eV
DOS at Fermi level
27.6483
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB7C12_35_spg166

Decomposition

Tb5Pm3 Pm Sc

Computed at

2023-07-16 09:19:29.254194

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: agm005778916).

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 agm005778916
data_agm005778916
_cell_length_a     6.18738
_cell_length_b     11.48235
_cell_length_c     11.48235
_cell_angle_alpha  116.84670
_cell_angle_beta   100.34763
_cell_angle_gamma  100.34764
_cell_volume       683.68492
_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 0.12009 0.75811 0.00016 1.00000
  Tb2 Tb 0.88007 0.00016 0.24205 1.00000
  Tb3 Tb 0.63802 0.75795 0.75811 1.00000
  Tb4 Tb 0.50000 0.00000 0.00000 1.00000
  Tb5 Tb 0.36198 0.24205 0.24189 1.00000
  Tb6 Tb 0.11993 0.99984 0.75795 1.00000
  Tb7 Tb 0.87991 0.24189 0.99984 1.00000
  Pm1 Pm 0.08700 0.58697 0.17425 1.00000
  Pm2 Pm 0.08724 0.17425 0.58728 1.00000
  Pm3 Pm 0.58078 0.64680 0.00015 1.00000
  Pm4 Pm 0.41937 0.00015 0.35335 1.00000
  Pm5 Pm 0.49996 0.41272 0.58697 1.00000
  Pm6 Pm 0.06603 0.64665 0.64680 1.00000
  Pm7 Pm 0.93397 0.35335 0.35320 1.00000
  Pm8 Pm 0.50004 0.58728 0.41303 1.00000
  Pm9 Pm 0.58063 0.99985 0.64665 1.00000
  Pm10 Pm 0.41922 0.35320 0.99985 1.00000
  Pm11 Pm 0.91276 0.82575 0.41272 1.00000
  Pm12 Pm 0.91300 0.41303 0.82575 1.00000
  Sc1 Sc 0.00000 0.00000 0.00000 1.00000
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