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Al4AgHgH8

Alexandria ALEX

Alex-ID: agm007013872 · Space group: R3m (#160)

Alexandria Database API

Basic Information

Formula
Al4AgHgH8
Alex-ID
agm007013872
Elements
4
Sites
14
Space group
R3m (#160)
Crystal system
trigonal
Volume
167.56
ų
Cell a
7.5868
Å
Cell b
7.5868
Å
Cell c
7.5868
Å
α angle
40.70
°
β angle
40.70
°
γ angle
40.70
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Al4AgHgH8
Al
4.00 · 28.6%
Ag
1.00 · 7.1%
Hg
1.00 · 7.1%
H
8.00 · 57.1%

Energy & Stability

Energy above hull
0.2698
eV/atom
Formation energy
0.1693
eV/atom
Corrected total energy
-41.7424
eV
Raw total energy
-41.7424
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.6969
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4D8_5_spg160

Decomposition

AlAg AlH3 Al2Ag Hg

Computed at

2024-01-28 09:48:45.833424

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: agm007013872).

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 agm007013872
data_agm007013872
_cell_length_a     7.58675
_cell_length_b     7.58675
_cell_length_c     7.58675
_cell_angle_alpha  40.70304
_cell_angle_beta   40.70304
_cell_angle_gamma  40.70304
_cell_volume       167.56238
_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
  Al1 Al 0.35377 0.35377 0.35377 1.00000
  Al2 Al 0.99708 0.99708 0.49770 1.00000
  Al3 Al 0.49770 0.99708 0.99708 1.00000
  Al4 Al 0.99708 0.49770 0.99708 1.00000
  Ag1 Ag 0.67362 0.67362 0.67362 1.00000
  Hg1 Hg 0.99673 0.99673 0.99673 1.00000
  H1 H 0.71978 0.71978 0.18423 1.00000
  H2 H 0.18423 0.71978 0.71978 1.00000
  H3 H 0.71978 0.18423 0.71978 1.00000
  H4 H 0.78063 0.78063 0.78063 1.00000
  H5 H 0.27821 0.27821 0.80640 1.00000
  H6 H 0.80640 0.27821 0.27821 1.00000
  H7 H 0.27821 0.80640 0.27821 1.00000
  H8 H 0.21677 0.21677 0.21677 1.00000
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