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Pa3Ir2Os

Alexandria ALEX

Alex-ID: agm005759016 · Space group: P2_1/c (#14)

Basic Information

Formula
Pa3Ir2Os
Alex-ID
agm005759016
Elements
3
Sites
24
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
522.92
ų
Cell a
8.3370
Å
Cell b
7.3914
Å
Cell c
12.8965
Å
α angle
90.00
°
β angle
90.00
°
γ angle
138.85
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pa3Ir2Os
Pa
12.00 · 50.0%
Ir
8.00 · 33.3%
Os
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0695
eV/atom
Formation energy
-0.6819
eV/atom
Corrected total energy
-246.1558
eV
Raw total energy
-246.1557
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0065
eV
DOS at Fermi level
25.5960
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_2875_spg14

Decomposition

Pa4Ir3Os Pa4IrOs3

Computed at

2023-08-24 11:32:13.728680

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: agm005759016).

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 agm005759016
data_agm005759016
_cell_length_a     8.33697
_cell_length_b     7.39143
_cell_length_c     12.89648
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  138.85262
_cell_volume       522.91629
_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 0.16744 0.54202 0.59284 1.00000
  Pa2 Pa 0.16744 0.04202 0.90716 1.00000
  Pa3 Pa 0.29212 0.65807 0.92899 1.00000
  Pa4 Pa 0.29212 0.15807 0.57101 1.00000
  Pa5 Pa 0.27282 0.64368 0.21985 1.00000
  Pa6 Pa 0.27282 0.14368 0.28015 1.00000
  Pa7 Pa 0.72718 0.85632 0.71985 1.00000
  Pa8 Pa 0.72718 0.35632 0.78015 1.00000
  Pa9 Pa 0.70788 0.84193 0.42899 1.00000
  Pa10 Pa 0.70788 0.34193 0.07101 1.00000
  Pa11 Pa 0.83256 0.95798 0.09284 1.00000
  Pa12 Pa 0.83256 0.45798 0.40716 1.00000
  Ir1 Ir 0.22893 0.85188 0.74882 1.00000
  Ir2 Ir 0.22893 0.35188 0.75118 1.00000
  Ir3 Ir 0.34386 0.90062 0.40941 1.00000
  Ir4 Ir 0.34386 0.40062 0.09059 1.00000
  Ir5 Ir 0.65614 0.59938 0.90941 1.00000
  Ir6 Ir 0.65614 0.09938 0.59059 1.00000
  Ir7 Ir 0.77107 0.64812 0.24882 1.00000
  Ir8 Ir 0.77107 0.14812 0.25118 1.00000
  Os1 Os 0.19903 0.87027 0.08674 1.00000
  Os2 Os 0.19903 0.37027 0.41326 1.00000
  Os3 Os 0.80097 0.62973 0.58674 1.00000
  Os4 Os 0.80097 0.12973 0.91326 1.00000
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