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Pr8Co3HBr4

Alexandria ALEX

Alex-ID: agm004714929 · Space group: R-3m (#166)

Basic Information

Formula
Pr8Co3HBr4
Alex-ID
agm004714929
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
434.98
ų
Cell a
8.0151
Å
Cell b
9.0824
Å
Cell c
8.0193
Å
α angle
116.21
°
β angle
119.98
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr8Co3HBr4
Pr
8.00 · 50.0%
Co
3.00 · 18.8%
H
1.00 · 6.3%
Br
4.00 · 25.0%

Energy & Stability

Energy above hull
0.0704
eV/atom
Formation energy
-0.7275
eV/atom
Corrected total energy
-81.2138
eV
Raw total energy
-81.2138
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0051
eV
DOS at Fermi level
9.1688
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB3C4D8_70_spg166

Decomposition

Pr3CoBr3 PrHBr Pr2Co2Br Pr

Computed at

2022-07-07 21:20:14.879561

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: agm004714929).

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 agm004714929
data_agm004714929
_cell_length_a     8.01511
_cell_length_b     9.08244
_cell_length_c     8.01935
_cell_angle_alpha  116.21181
_cell_angle_beta   119.98251
_cell_angle_gamma  90.00000
_cell_volume       434.97607
_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 0.23228 0.69231 0.96030 1.00000
  Pr2 Pr 0.23278 0.69277 0.46557 1.00000
  Pr3 Pr 0.26927 0.30789 0.53854 1.00000
  Pr4 Pr 0.72801 0.69231 0.96030 1.00000
  Pr5 Pr 0.27199 0.30769 0.03970 1.00000
  Pr6 Pr 0.73073 0.69211 0.46146 1.00000
  Pr7 Pr 0.76722 0.30723 0.53443 1.00000
  Pr8 Pr 0.76772 0.30769 0.03970 1.00000
  Co1 Co 0.50000 0.50000 0.00000 1.00000
  Co2 Co 0.50000 0.50000 0.50000 1.00000
  Co3 Co 0.00000 0.50000 0.50000 1.00000
  H1 H 0.00000 0.50000 0.00000 1.00000
  Br1 Br 0.50000 0.00000 0.00000 1.00000
  Br2 Br 0.50000 0.00000 0.50000 1.00000
  Br3 Br 0.00000 0.00000 0.00000 1.00000
  Br4 Br 0.00000 0.00000 0.50000 1.00000
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