Navigation

HEAS Data Platform · Materials Science Database

PmAlAu5

Alexandria ALEX

Alex-ID: agm005776822 · Space group: Pnma (#62)

Basic Information

Formula
PmAlAu5
Alex-ID
agm005776822
Elements
3
Sites
28
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
561.08
ų
Cell a
5.6339
Å
Cell b
8.9237
Å
Cell c
11.1601
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmAlAu5
Pm
4.00 · 14.3%
Al
4.00 · 14.3%
Au
20.00 · 71.4%

Energy & Stability

Energy above hull
0.0630
eV/atom
Formation energy
-0.4776
eV/atom
Corrected total energy
-112.9055
eV
Raw total energy
-112.9055
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.1013
eV
DOS at Fermi level
11.2322
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC5_91_spg62

Decomposition

Pm2(AlAu3)3 PmAu3 Au

Computed at

2023-07-13 19:53:40.180332

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: agm005776822).

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 agm005776822
data_agm005776822
_cell_length_a     5.63395
_cell_length_b     8.92366
_cell_length_c     11.16006
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  89.99998
_cell_volume       561.07641
_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 0.25000 0.24808 0.93869 1.00000
  Pm2 Pm 0.75000 0.25192 0.43869 1.00000
  Pm3 Pm 0.25000 0.74808 0.56131 1.00000
  Pm4 Pm 0.75000 0.75192 0.06131 1.00000
  Al1 Al 0.25000 0.82785 0.84581 1.00000
  Al2 Al 0.75000 0.67215 0.34581 1.00000
  Al3 Al 0.25000 0.32785 0.65419 1.00000
  Al4 Al 0.75000 0.17215 0.15419 1.00000
  Au1 Au 0.25000 0.59902 0.01706 1.00000
  Au2 Au 0.75000 0.90098 0.51706 1.00000
  Au3 Au 0.25000 0.09902 0.48294 1.00000
  Au4 Au 0.75000 0.40098 0.98294 1.00000
  Au5 Au 0.75000 0.31340 0.70846 1.00000
  Au6 Au 0.25000 0.18660 0.20846 1.00000
  Au7 Au 0.75000 0.81340 0.79154 1.00000
  Au8 Au 0.25000 0.68660 0.29154 1.00000
  Au9 Au 0.25000 0.92600 0.05670 1.00000
  Au10 Au 0.75000 0.57400 0.55670 1.00000
  Au11 Au 0.25000 0.42600 0.44330 1.00000
  Au12 Au 0.75000 0.07400 0.94330 1.00000
  Au13 Au 0.98837 0.44674 0.21097 1.00000
  Au14 Au 0.01163 0.05326 0.71097 1.00000
  Au15 Au 0.51163 0.94674 0.28903 1.00000
  Au16 Au 0.48837 0.55326 0.78903 1.00000
  Au17 Au 0.01163 0.55326 0.78903 1.00000
  Au18 Au 0.98837 0.94674 0.28903 1.00000
  Au19 Au 0.48837 0.05326 0.71097 1.00000
  Au20 Au 0.51163 0.44674 0.21097 1.00000
Get direct link