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Pm6Al2Ag

Alexandria ALEX

Alex-ID: agm005803140 · Space group: Immm (#71)

Basic Information

Formula
Pm6Al2Ag
Alex-ID
agm005803140
Elements
3
Sites
18
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
532.47
ų
Cell a
8.8489
Å
Cell b
8.8489
Å
Cell c
8.8489
Å
α angle
107.23
°
β angle
111.99
°
γ angle
109.23
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm6Al2Ag
Pm
12.00 · 66.7%
Al
4.00 · 22.2%
Ag
2.00 · 11.1%

Energy & Stability

Energy above hull
0.0589
eV/atom
Formation energy
-0.1802
eV/atom
Corrected total energy
-80.9354
eV
Raw total energy
-80.9354
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0033
eV
DOS at Fermi level
20.1458
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB2C6_730_spg71

Decomposition

PmAl Pm PmAg

Computed at

2023-07-06 09:59:29.308698

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: agm005803140).

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 agm005803140
data_agm005803140
_cell_length_a     8.84893
_cell_length_b     8.84893
_cell_length_c     8.84893
_cell_angle_alpha  107.23044
_cell_angle_beta   111.98520
_cell_angle_gamma  109.23342
_cell_volume       532.46719
_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 0.55808 0.73362 0.82446 1.00000
  Pm2 Pm 0.44192 0.26638 0.17554 1.00000
  Pm3 Pm 0.09084 0.26638 0.82446 1.00000
  Pm4 Pm 0.90916 0.73362 0.17554 1.00000
  Pm5 Pm 0.80417 0.74562 0.54979 1.00000
  Pm6 Pm 0.19583 0.25438 0.45021 1.00000
  Pm7 Pm 0.19583 0.74562 0.94146 1.00000
  Pm8 Pm 0.80417 0.25438 0.05854 1.00000
  Pm9 Pm 0.71267 0.38679 0.67412 1.00000
  Pm10 Pm 0.28733 0.61321 0.32588 1.00000
  Pm11 Pm 0.28733 0.96145 0.67412 1.00000
  Pm12 Pm 0.71267 0.03855 0.32588 1.00000
  Al1 Al 0.50000 0.37585 0.87585 1.00000
  Al2 Al 0.50000 0.62415 0.12415 1.00000
  Al3 Al 0.63757 1.00000 0.63757 1.00000
  Al4 Al 0.36243 0.00000 0.36243 1.00000
  Ag1 Ag 0.00000 0.50000 0.50000 1.00000
  Ag2 Ag 0.00000 0.00000 0.00000 1.00000
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