Navigation

HEAS Data Platform · Materials Science Database

PrTaFeOs2

Alexandria ALEX

Alex-ID: agm005022706 · Space group: I-4m2 (#119)

Basic Information

Formula
PrTaFeOs2
Alex-ID
agm005022706
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
97.84
ų
Cell a
4.2300
Å
Cell b
4.2300
Å
Cell c
6.2328
Å
α angle
109.84
°
β angle
109.84
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PrTaFeOs2
Pr
1.00 · 20.0%
Ta
1.00 · 20.0%
Fe
1.00 · 20.0%
Os
2.00 · 40.0%

Energy & Stability

Energy above hull
0.1803
eV/atom
Formation energy
0.0145
eV/atom
Corrected total energy
-47.4861
eV
Raw total energy
-47.4861
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0034
eV
DOS at Fermi level
4.9392
Total magnetisation
2.5718
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

Pr5Os2 Pr(TaOs)2 Ta2Fe3Os PrOs2

Computed at

2022-07-04 05:46:00.346985

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: agm005022706).

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 agm005022706
data_agm005022706
_cell_length_a     4.22998
_cell_length_b     4.22998
_cell_length_c     6.23284
_cell_angle_alpha  109.83606
_cell_angle_beta   109.83606
_cell_angle_gamma  90.00000
_cell_volume       97.84208
_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
  Pr1 Pr 0.00000 0.00000 0.00000 1.00000
  Ta1 Ta 0.25000 0.75000 0.50000 1.00000
  Fe1 Fe 0.75000 0.25000 0.50000 1.00000
  Os1 Os 0.61650 0.61650 0.23299 1.00000
  Os2 Os 0.38350 0.38350 0.76701 1.00000
Get direct link