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Pm8CoPt3Br4

Alexandria ALEX

Alex-ID: agm004714331 · Space group: R-3m (#166)

Basic Information

Formula
Pm8CoPt3Br4
Alex-ID
agm004714331
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
459.76
ų
Cell a
8.3045
Å
Cell b
9.0715
Å
Cell c
8.3041
Å
α angle
117.26
°
β angle
120.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm8CoPt3Br4
Pm
8.00 · 50.0%
Co
1.00 · 6.3%
Pt
3.00 · 18.8%
Br
4.00 · 25.0%

Energy & Stability

Energy above hull
0.0285
eV/atom
Formation energy
-1.1157
eV/atom
Corrected total energy
-87.9360
eV
Raw total energy
-87.9360
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
10.1320
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB3C4D8_65_spg12

Decomposition

Pm5Pt3 Pm7Pt3 Pm3PtBr3 Pm2Co2Br

Computed at

2023-02-03 12:25:10.603207

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: agm004714331).

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 agm004714331
data_agm004714331
_cell_length_a     8.30453
_cell_length_b     9.07146
_cell_length_c     8.30405
_cell_angle_alpha  117.26356
_cell_angle_beta   120.00189
_cell_angle_gamma  90.00000
_cell_volume       459.76006
_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 0.22437 0.69450 0.97023 1.00000
  Pm2 Pm 0.22436 0.69443 0.44873 1.00000
  Pm3 Pm 0.26707 0.30119 0.53415 1.00000
  Pm4 Pm 0.74586 0.69450 0.97023 1.00000
  Pm5 Pm 0.25414 0.30550 0.02977 1.00000
  Pm6 Pm 0.73293 0.69881 0.46585 1.00000
  Pm7 Pm 0.77564 0.30557 0.55127 1.00000
  Pm8 Pm 0.77563 0.30550 0.02977 1.00000
  Co1 Co 0.00000 0.50000 0.00000 1.00000
  Pt1 Pt 0.50000 0.50000 0.00000 1.00000
  Pt2 Pt 0.50000 0.50000 0.50000 1.00000
  Pt3 Pt 0.00000 0.50000 0.50000 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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