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ErHBrCl

Alexandria ALEX

Alex-ID: agm005189508 · Space group: R3m (#160)

Basic Information

Formula
ErHBrCl
Alex-ID
agm005189508
Elements
4
Sites
4
Space group
R3m (#160)
Crystal system
trigonal
Volume
98.88
ų
Cell a
3.9182
Å
Cell b
3.9192
Å
Cell c
7.7705
Å
α angle
75.42
°
β angle
75.40
°
γ angle
60.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ErHBrCl
Er
1.00 · 25.0%
H
1.00 · 25.0%
Br
1.00 · 25.0%
Cl
1.00 · 25.0%

Energy & Stability

Energy above hull
0.2377
eV/atom
Formation energy
-1.5799
eV/atom
Corrected total energy
-17.0487
eV
Raw total energy
-17.0487
eV

Electronic Structure

Indirect band gap
2.6163
eV
Direct band gap
2.8915
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD_435_spg8

Decomposition

ErHCl2 ErHBr2

Computed at

2022-07-10 12:37:42.605992

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: agm005189508).

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 agm005189508
data_agm005189508
_cell_length_a     3.91823
_cell_length_b     3.91917
_cell_length_c     7.77053
_cell_angle_alpha  75.41876
_cell_angle_beta   75.39687
_cell_angle_gamma  60.00789
_cell_volume       98.87732
_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 0.10841 0.39242 0.39075 1.00000
  H1 H 0.76529 0.04940 0.42003 1.00000
  Br1 Br 0.99316 0.28041 0.73325 1.00000
  Cl1 Cl 0.51121 0.79482 0.18276 1.00000
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