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Pr2Ga7Ag12

Alexandria ALEX

Alex-ID: agm005673381 · Space group: P-3 (#147)

Basic Information

Formula
Pr2Ga7Ag12
Alex-ID
agm005673381
Elements
3
Sites
21
Space group
P-3 (#147)
Crystal system
trigonal
Volume
410.06
ų
Cell a
4.1357
Å
Cell b
10.7000
Å
Cell c
10.7000
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr2Ga7Ag12
Pr
2.00 · 9.5%
Ga
7.00 · 33.3%
Ag
12.00 · 57.1%

Energy & Stability

Energy above hull
0.0676
eV/atom
Formation energy
-0.1677
eV/atom
Corrected total energy
-68.5099
eV
Raw total energy
-68.5099
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.9178
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B7C12_5_spg147

Decomposition

GaAg3 PrGa3Ag Ag

Computed at

2023-06-21 07:02:47.951411

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: agm005673381).

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 agm005673381
data_agm005673381
_cell_length_a     4.13569
_cell_length_b     10.69995
_cell_length_c     10.69995
_cell_angle_alpha  120.00000
_cell_angle_beta   89.99998
_cell_angle_gamma  90.00001
_cell_volume       410.05567
_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 0.24477 0.33333 0.66667 1.00000
  Pr2 Pr 0.75523 0.66667 0.33333 1.00000
  Ga1 Ga 0.50000 0.00000 0.00000 1.00000
  Ga2 Ga 0.25598 0.87496 0.29177 1.00000
  Ga3 Ga 0.25598 0.41681 0.12504 1.00000
  Ga4 Ga 0.25598 0.70823 0.58319 1.00000
  Ga5 Ga 0.74402 0.12504 0.70823 1.00000
  Ga6 Ga 0.74402 0.58319 0.87496 1.00000
  Ga7 Ga 0.74402 0.29177 0.41681 1.00000
  Ag1 Ag 0.24847 0.61984 0.05258 1.00000
  Ag2 Ag 0.24847 0.43273 0.38016 1.00000
  Ag3 Ag 0.24847 0.94742 0.56727 1.00000
  Ag4 Ag 0.75153 0.38016 0.94742 1.00000
  Ag5 Ag 0.75153 0.56727 0.61984 1.00000
  Ag6 Ag 0.75153 0.05258 0.43273 1.00000
  Ag7 Ag 0.23707 0.11622 0.26011 1.00000
  Ag8 Ag 0.23707 0.14388 0.88378 1.00000
  Ag9 Ag 0.23707 0.73989 0.85612 1.00000
  Ag10 Ag 0.76293 0.88378 0.73989 1.00000
  Ag11 Ag 0.76293 0.85612 0.11622 1.00000
  Ag12 Ag 0.76293 0.26011 0.14388 1.00000
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