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ErAl4ZnH8

Alexandria ALEX

Alex-ID: agm007016754 · Space group: R3m (#160)

Basic Information

Formula
ErAl4ZnH8
Alex-ID
agm007016754
Elements
4
Sites
14
Space group
R3m (#160)
Crystal system
trigonal
Volume
139.36
ų
Cell a
5.7818
Å
Cell b
5.7818
Å
Cell c
5.7818
Å
α angle
60.87
°
β angle
60.87
°
γ angle
60.87
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ErAl4ZnH8
Er
1.00 · 7.1%
Al
4.00 · 28.6%
Zn
1.00 · 7.1%
H
8.00 · 57.1%

Energy & Stability

Energy above hull
0.3426
eV/atom
Formation energy
0.0746
eV/atom
Corrected total energy
-45.6974
eV
Raw total energy
-45.6974
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.8601
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4D8_88_spg160

Decomposition

Al6Zn Al3Zn4 AlH3 ErH3

Computed at

2024-01-28 11:02:35.262543

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: agm007016754).

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 agm007016754
data_agm007016754
_cell_length_a     5.78176
_cell_length_b     5.78176
_cell_length_c     5.78176
_cell_angle_alpha  60.87434
_cell_angle_beta   60.87434
_cell_angle_gamma  60.87434
_cell_volume       139.36148
_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
  Er1 Er 0.38345 0.38345 0.38345 1.00000
  Al1 Al 0.63060 0.63060 0.63060 1.00000
  Al2 Al 0.02005 0.02005 0.53836 1.00000
  Al3 Al 0.02005 0.53836 0.02005 1.00000
  Al4 Al 0.53836 0.02005 0.02005 1.00000
  Zn1 Zn 0.00797 0.00797 0.00797 1.00000
  H1 H 0.23652 0.23652 0.85482 1.00000
  H2 H 0.23652 0.85482 0.23652 1.00000
  H3 H 0.85482 0.23652 0.23652 1.00000
  H4 H 0.23280 0.23280 0.23280 1.00000
  H5 H 0.64347 0.64347 0.25832 1.00000
  H6 H 0.64347 0.25832 0.64347 1.00000
  H7 H 0.25832 0.64347 0.64347 1.00000
  H8 H 0.79271 0.79271 0.79271 1.00000
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