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Ca2Ga2Ag15

Alexandria ALEX

Alex-ID: agm003301792 · Space group: R-3m (#166)

Basic Information

Formula
Ca2Ga2Ag15
Alex-ID
agm003301792
Elements
3
Sites
19
Space group
R-3m (#166)
Crystal system
trigonal
Volume
383.41
ų
Cell a
7.3178
Å
Cell b
7.3178
Å
Cell c
7.3178
Å
α angle
82.84
°
β angle
82.84
°
γ angle
82.84
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca2Ga2Ag15
Ca
2.00 · 10.5%
Ga
2.00 · 10.5%
Ag
15.00 · 78.9%

Energy & Stability

Energy above hull
0.0552
eV/atom
Formation energy
-0.0821
eV/atom
Corrected total energy
-54.3917
eV
Raw total energy
-54.3917
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.2078
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B2C15_1_spg166

Decomposition

Ca4Ga7Ag5 Ca2Ag7 Ag

Computed at

2022-01-17 21:41:18.391082

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: agm003301792).

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 agm003301792
data_agm003301792
_cell_length_a     7.31784
_cell_length_b     7.31784
_cell_length_c     7.31784
_cell_angle_alpha  82.84120
_cell_angle_beta   82.84120
_cell_angle_gamma  82.84120
_cell_volume       383.41463
_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
  Ca1 Ca 0.33981 0.33981 0.33981 1.00000
  Ca2 Ca 0.66019 0.66019 0.66019 1.00000
  Ga1 Ga 0.09508 0.09508 0.09508 1.00000
  Ga2 Ga 0.90492 0.90492 0.90492 1.00000
  Ag1 Ag 0.50000 0.00000 0.00000 1.00000
  Ag2 Ag 0.00000 0.00000 0.50000 1.00000
  Ag3 Ag 0.00000 0.50000 0.00000 1.00000
  Ag4 Ag 0.00000 0.68580 0.31420 1.00000
  Ag5 Ag 0.68580 0.31420 0.00000 1.00000
  Ag6 Ag 0.31420 0.00000 0.68580 1.00000
  Ag7 Ag 0.31420 0.68580 0.00000 1.00000
  Ag8 Ag 0.68580 0.00000 0.31420 1.00000
  Ag9 Ag 0.00000 0.31420 0.68580 1.00000
  Ag10 Ag 0.15984 0.65599 0.65599 1.00000
  Ag11 Ag 0.65599 0.65599 0.15984 1.00000
  Ag12 Ag 0.65599 0.15984 0.65599 1.00000
  Ag13 Ag 0.84016 0.34401 0.34401 1.00000
  Ag14 Ag 0.34401 0.34401 0.84016 1.00000
  Ag15 Ag 0.34401 0.84016 0.34401 1.00000
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