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Pr4CuSi6Ag

Alexandria ALEX

Alex-ID: agm021968692 · Space group: P-6m2 (#187)

Basic Information

Formula
Pr4CuSi6Ag
Alex-ID
agm021968692
Elements
4
Sites
12
Space group
P-6m2 (#187)
Crystal system
hexagonal
Volume
255.56
ų
Cell a
8.2534
Å
Cell b
8.2534
Å
Cell c
4.3321
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr4CuSi6Ag
Pr
4.00 · 33.3%
Cu
1.00 · 8.3%
Si
6.00 · 50.0%
Ag
1.00 · 8.3%

Energy & Stability

Energy above hull
0.0141
eV/atom
Formation energy
-0.6751
eV/atom
Corrected total energy
-66.7867
eV
Raw total energy
-66.7867
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0960
eV
DOS at Fermi level
4.0473
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4D6_24_spg187

Decomposition

Pr2Si3Ag Pr2CuSi3

Computed at

2024-11-27 22:24:36.661232

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: agm021968692).

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 agm021968692
data_agm021968692
_cell_length_a     8.25344
_cell_length_b     8.25344
_cell_length_c     4.33207
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       255.56141
_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 0.33333 0.66667 0.00000 1.00000
  Pr2 Pr 0.34012 0.17006 0.00000 1.00000
  Pr3 Pr 0.82994 0.17006 0.00000 1.00000
  Pr4 Pr 0.82994 0.65988 0.00000 1.00000
  Cu1 Cu 0.66667 0.33333 0.50000 1.00000
  Si1 Si 0.99443 0.49721 0.50000 1.00000
  Si2 Si 0.50279 0.49721 0.50000 1.00000
  Si3 Si 0.50279 0.00557 0.50000 1.00000
  Si4 Si 0.65837 0.82919 0.50000 1.00000
  Si5 Si 0.17081 0.34163 0.50000 1.00000
  Si6 Si 0.17081 0.82919 0.50000 1.00000
  Ag1 Ag 0.00000 0.00000 0.50000 1.00000
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