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Pm6Tc2Pb

Alexandria ALEX

Alex-ID: agm005707247 · Space group: Immm (#71)

Basic Information

Formula
Pm6Tc2Pb
Alex-ID
agm005707247
Elements
3
Sites
18
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
520.69
ų
Cell a
8.7948
Å
Cell b
8.7948
Å
Cell c
8.7948
Å
α angle
104.45
°
β angle
111.98
°
γ angle
112.10
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm6Tc2Pb
Pm
12.00 · 66.7%
Tc
4.00 · 22.2%
Pb
2.00 · 11.1%

Energy & Stability

Energy above hull
0.0419
eV/atom
Formation energy
-0.1285
eV/atom
Corrected total energy
-108.2008
eV
Raw total energy
-108.2008
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0162
eV
DOS at Fermi level
18.9382
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

AB2C6_160_spg71

Decomposition

PmTc2 Pm5Pb3 Pm

Computed at

2023-07-09 18:46:37.163966

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: agm005707247).

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 agm005707247
data_agm005707247
_cell_length_a     8.79481
_cell_length_b     8.79481
_cell_length_c     8.79481
_cell_angle_alpha  104.44901
_cell_angle_beta   111.97897
_cell_angle_gamma  112.09945
_cell_volume       520.68683
_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
  Pm1 Pm 0.47644 0.28348 0.19296 1.00000
  Pm2 Pm 0.52356 0.71652 0.80704 1.00000
  Pm3 Pm 0.90948 0.71652 0.19296 1.00000
  Pm4 Pm 0.09052 0.28348 0.80704 1.00000
  Pm5 Pm 0.21634 0.76363 0.97997 1.00000
  Pm6 Pm 0.78366 0.23637 0.02003 1.00000
  Pm7 Pm 0.78366 0.76363 0.54729 1.00000
  Pm8 Pm 0.21634 0.23637 0.45271 1.00000
  Pm9 Pm 0.29795 0.98266 0.68471 1.00000
  Pm10 Pm 0.70205 0.01734 0.31529 1.00000
  Pm11 Pm 0.70205 0.38676 0.68471 1.00000
  Pm12 Pm 0.29795 0.61324 0.31529 1.00000
  Tc1 Tc 0.50000 0.38833 0.88833 1.00000
  Tc2 Tc 0.50000 0.61167 0.11167 1.00000
  Tc3 Tc 0.37525 1.00000 0.37525 1.00000
  Tc4 Tc 0.62475 0.00000 0.62475 1.00000
  Pb1 Pb 0.00000 0.50000 0.50000 1.00000
  Pb2 Pb 0.00000 0.00000 0.00000 1.00000
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