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SiAg2

Alexandria ALEX

Alex-ID: agm005226358 · Space group: Cmcm (#63)

Basic Information

Formula
SiAg2
Alex-ID
agm005226358
Elements
2
Sites
12
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
237.22
ų
Cell a
5.7954
Å
Cell b
5.7954
Å
Cell c
7.2176
Å
α angle
90.00
°
β angle
90.00
°
γ angle
101.88
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SiAg2
Si
4.00 · 33.3%
Ag
8.00 · 66.7%

Energy & Stability

Energy above hull
0.4278
eV/atom
Formation energy
0.4278
eV/atom
Corrected total energy
-39.3687
eV
Raw total energy
-39.3687
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0431
eV
DOS at Fermi level
3.4698
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_3408_spg63

Decomposition

Ag Si

Computed at

2023-05-06 05:43:29.653897

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: agm005226358).

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 agm005226358
data_agm005226358
_cell_length_a     5.79538
_cell_length_b     5.79538
_cell_length_c     7.21761
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  101.87813
_cell_volume       237.22342
_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
  Si1 Si 0.71824 0.28176 0.91020 1.00000
  Si2 Si 0.28176 0.71824 0.08980 1.00000
  Si3 Si 0.71824 0.28176 0.58980 1.00000
  Si4 Si 0.28176 0.71824 0.41020 1.00000
  Ag1 Ag 0.00000 0.00000 0.00000 1.00000
  Ag2 Ag 0.00000 0.00000 0.50000 1.00000
  Ag3 Ag 0.23506 0.76494 0.75000 1.00000
  Ag4 Ag 0.76494 0.23506 0.25000 1.00000
  Ag5 Ag 0.70791 0.69488 0.75000 1.00000
  Ag6 Ag 0.69488 0.70791 0.25000 1.00000
  Ag7 Ag 0.29209 0.30512 0.25000 1.00000
  Ag8 Ag 0.30512 0.29209 0.75000 1.00000
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