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CeAl2H8Au

Alexandria ALEX

Alex-ID: agm007572063 · Space group: C2/m (#12)

Basic Information

Formula
CeAl2H8Au
Alex-ID
agm007572063
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
118.55
ų
Cell a
4.4541
Å
Cell b
4.4541
Å
Cell c
8.9110
Å
α angle
56.27
°
β angle
56.27
°
γ angle
61.46
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CeAl2H8Au
Ce
1.00 · 8.3%
Al
2.00 · 16.7%
H
8.00 · 66.7%
Au
1.00 · 8.3%

Energy & Stability

Energy above hull
0.1191
eV/atom
Formation energy
-0.2029
eV/atom
Corrected total energy
-45.0556
eV
Raw total energy
-45.0556
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0137
eV
DOS at Fermi level
6.1805
Total magnetisation
0.9745
μB

Additional Information

Prototype ID

ABC2D8_83_spg2

Decomposition

CeH3 AlAu CeAlH6 AlH9

Computed at

2024-08-07 23:03:10.096296

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: agm007572063).

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 agm007572063
data_agm007572063
_cell_length_a     4.45409
_cell_length_b     4.45409
_cell_length_c     8.91097
_cell_angle_alpha  56.26743
_cell_angle_beta   56.26743
_cell_angle_gamma  61.46326
_cell_volume       118.54614
_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
  Ce1 Ce 0.50000 0.50000 0.50000 1.00000
  Al1 Al 0.60449 0.60449 0.80164 1.00000
  Al2 Al 0.39551 0.39551 0.19836 1.00000
  H1 H 0.10827 0.10827 0.33954 1.00000
  H2 H 0.29220 0.29220 0.86016 1.00000
  H3 H 0.89173 0.89173 0.66046 1.00000
  H4 H 0.70780 0.70780 0.13984 1.00000
  H5 H 0.37595 0.89196 0.64657 1.00000
  H6 H 0.62405 0.10804 0.35343 1.00000
  H7 H 0.89196 0.37595 0.64657 1.00000
  H8 H 0.10804 0.62405 0.35343 1.00000
  Au1 Au 0.00000 0.00000 0.00000 1.00000
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