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CaAl2AgH8

Alexandria ALEX

Alex-ID: agm007162441 · Space group: R-3 (#148)

Basic Information

Formula
CaAl2AgH8
Alex-ID
agm007162441
Elements
4
Sites
12
Space group
R-3 (#148)
Crystal system
trigonal
Volume
133.82
ų
Cell a
6.0636
Å
Cell b
6.0636
Å
Cell c
6.0636
Å
α angle
53.54
°
β angle
53.54
°
γ angle
53.54
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaAl2AgH8
Ca
1.00 · 8.3%
Al
2.00 · 16.7%
Ag
1.00 · 8.3%
H
8.00 · 66.7%

Energy & Stability

Energy above hull
0.2950
eV/atom
Formation energy
0.0280
eV/atom
Corrected total energy
-37.9261
eV
Raw total energy
-37.9261
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.3409
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D8_14_spg1

Decomposition

CaAlH5 AlH3 Ag

Computed at

2024-08-07 22:57:59.170684

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: agm007162441).

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 agm007162441
data_agm007162441
_cell_length_a     6.06363
_cell_length_b     6.06363
_cell_length_c     6.06363
_cell_angle_alpha  53.53919
_cell_angle_beta   53.53919
_cell_angle_gamma  53.53919
_cell_volume       133.81658
_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 0.50000 0.50000 0.50000 1.00000
  Al1 Al 0.68691 0.68691 0.68691 1.00000
  Al2 Al 0.31309 0.31309 0.31309 1.00000
  Ag1 Ag 0.00000 0.00000 0.00000 1.00000
  H1 H 0.79173 0.79173 0.79173 1.00000
  H2 H 0.35460 0.64847 0.14030 1.00000
  H3 H 0.20827 0.20827 0.20827 1.00000
  H4 H 0.14030 0.35460 0.64847 1.00000
  H5 H 0.85970 0.64540 0.35153 1.00000
  H6 H 0.64847 0.14030 0.35460 1.00000
  H7 H 0.35153 0.85970 0.64540 1.00000
  H8 H 0.64540 0.35153 0.85970 1.00000
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