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HEAS Data Platform · Materials Science Database

PmAlAg5

Alexandria ALEX

Alex-ID: agm005773602 · Space group: Pnma (#62)

Basic Information

Formula
PmAlAg5
Alex-ID
agm005773602
Elements
3
Sites
28
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
562.50
ų
Cell a
5.6258
Å
Cell b
9.0108
Å
Cell c
11.0963
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmAlAg5
Pm
4.00 · 14.3%
Al
4.00 · 14.3%
Ag
20.00 · 71.4%

Energy & Stability

Energy above hull
0.0503
eV/atom
Formation energy
-0.1583
eV/atom
Corrected total energy
-95.4423
eV
Raw total energy
-95.4423
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0219
eV
DOS at Fermi level
14.7953
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC5_91_spg62

Decomposition

PmAg5 Pm2(AlAg3)3 Ag

Computed at

2023-07-13 19:16:20.319340

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: agm005773602).

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 agm005773602
data_agm005773602
_cell_length_a     5.62580
_cell_length_b     9.01081
_cell_length_c     11.09626
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       562.50344
_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 0.24459 0.93992 1.00000
  Pm2 Pm 0.75000 0.25541 0.43992 1.00000
  Pm3 Pm 0.25000 0.74459 0.56008 1.00000
  Pm4 Pm 0.75000 0.75541 0.06008 1.00000
  Al1 Al 0.25000 0.83868 0.84545 1.00000
  Al2 Al 0.75000 0.66132 0.34545 1.00000
  Al3 Al 0.25000 0.33868 0.65455 1.00000
  Al4 Al 0.75000 0.16132 0.15455 1.00000
  Ag1 Ag 0.25000 0.60124 0.01670 1.00000
  Ag2 Ag 0.75000 0.89876 0.51670 1.00000
  Ag3 Ag 0.25000 0.10124 0.48330 1.00000
  Ag4 Ag 0.75000 0.39876 0.98330 1.00000
  Ag5 Ag 0.75000 0.31311 0.72948 1.00000
  Ag6 Ag 0.25000 0.18689 0.22948 1.00000
  Ag7 Ag 0.75000 0.81311 0.77052 1.00000
  Ag8 Ag 0.25000 0.68689 0.27052 1.00000
  Ag9 Ag 0.25000 0.93156 0.06779 1.00000
  Ag10 Ag 0.75000 0.56844 0.56779 1.00000
  Ag11 Ag 0.25000 0.43156 0.43221 1.00000
  Ag12 Ag 0.75000 0.06844 0.93221 1.00000
  Ag13 Ag 0.99030 0.44258 0.20347 1.00000
  Ag14 Ag 0.00970 0.05742 0.70347 1.00000
  Ag15 Ag 0.50970 0.94258 0.29653 1.00000
  Ag16 Ag 0.49030 0.55742 0.79653 1.00000
  Ag17 Ag 0.00970 0.55742 0.79653 1.00000
  Ag18 Ag 0.99030 0.94258 0.29653 1.00000
  Ag19 Ag 0.49030 0.05742 0.70347 1.00000
  Ag20 Ag 0.50970 0.44258 0.20347 1.00000
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