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Pa3Ge3Ir2Ru

Alexandria ALEX

Alex-ID: agm039455276 · Space group: P-62m (#189)

Alexandria Database API

Basic Information

Formula
Pa3Ge3Ir2Ru
Alex-ID
agm039455276
Elements
4
Sites
9
Space group
P-62m (#189)
Crystal system
hexagonal
Volume
173.92
ų
Cell a
7.0597
Å
Cell b
7.0597
Å
Cell c
4.0294
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pa3Ge3Ir2Ru
Pa
3.00 · 33.3%
Ge
3.00 · 33.3%
Ir
2.00 · 22.2%
Ru
1.00 · 11.1%

Energy & Stability

Energy above hull
0.0219
eV/atom
Formation energy
-0.7651
eV/atom
Corrected total energy
-76.2320
eV
Raw total energy
-76.2319
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0002
eV
DOS at Fermi level
10.5180
Total magnetisation
-0.0021
μB

Additional Information

Prototype ID

AB2C3D3_0_spg189

Decomposition

Pa5Ge4 Pa4Ge6Ru7 PaGeIr PaIr

Computed at

2024-10-09 09:32:32.226021

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: agm039455276).

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 agm039455276
data_agm039455276
_cell_length_a     7.05973
_cell_length_b     7.05973
_cell_length_c     4.02936
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       173.91771
_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
  Pa1 Pa 0.59002 0.59002 0.00000 1.00000
  Pa2 Pa 0.00000 0.40998 0.00000 1.00000
  Pa3 Pa 0.40998 0.00000 0.00000 1.00000
  Ge1 Ge 0.75047 0.00000 0.50000 1.00000
  Ge2 Ge 0.00000 0.75047 0.50000 1.00000
  Ge3 Ge 0.24953 0.24953 0.50000 1.00000
  Ir1 Ir 0.66667 0.33333 0.50000 1.00000
  Ir2 Ir 0.33333 0.66667 0.50000 1.00000
  Ru1 Ru 0.00000 0.00000 0.00000 1.00000
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