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Tb8(PmEr)3

Alexandria ALEX

Alex-ID: agm005694580 · Space group: Immm (#71)

Basic Information

Formula
Tb8(PmEr)3
Alex-ID
agm005694580
Elements
3
Sites
14
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
457.56
ų
Cell a
5.6487
Å
Cell b
9.6600
Å
Cell c
9.6600
Å
α angle
101.70
°
β angle
73.01
°
γ angle
73.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb8(PmEr)3
Tb
8.00 · 57.1%
Pm
3.00 · 21.4%
Er
3.00 · 21.4%

Energy & Stability

Energy above hull
0.1130
eV/atom
Formation energy
0.1074
eV/atom
Corrected total energy
-63.4954
eV
Raw total energy
-63.4954
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0319
eV
DOS at Fermi level
21.1642
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B3C8_31_spg71

Decomposition

Pm2Er7 Tb5Er4 Tb5Pm3

Computed at

2023-06-29 11:50:32.877603

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: agm005694580).

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 agm005694580
data_agm005694580
_cell_length_a     5.64869
_cell_length_b     9.66002
_cell_length_c     9.66002
_cell_angle_alpha  101.70174
_cell_angle_beta   73.01261
_cell_angle_gamma  73.01262
_cell_volume       457.56426
_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 0.65936 0.11917 0.56152 1.00000
  Tb2 Tb 0.34064 0.88083 0.43848 1.00000
  Tb3 Tb 0.65936 0.56152 0.11917 1.00000
  Tb4 Tb 0.34064 0.43848 0.88083 1.00000
  Tb5 Tb 0.84154 0.76154 0.55591 1.00000
  Tb6 Tb 0.15846 0.23846 0.44409 1.00000
  Tb7 Tb 0.84154 0.55591 0.76154 1.00000
  Tb8 Tb 0.15846 0.44409 0.23846 1.00000
  Pm1 Pm 0.50000 0.00000 0.00000 1.00000
  Pm2 Pm 0.00000 0.81873 0.18127 1.00000
  Pm3 Pm 1.00000 0.18127 0.81873 1.00000
  Er1 Er 0.50000 0.50000 0.50000 1.00000
  Er2 Er 0.79617 0.20396 0.20396 1.00000
  Er3 Er 0.20383 0.79604 0.79604 1.00000
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