Navigation

HEAS Data Platform · Materials Science Database

ErGaSi

Alexandria ALEX

Alex-ID: agm005603819 · Space group: Imma (#74)

Basic Information

Formula
ErGaSi
Alex-ID
agm005603819
Elements
3
Sites
6
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
116.27
ų
Cell a
4.2034
Å
Cell b
5.6816
Å
Cell c
5.6816
Å
α angle
76.07
°
β angle
68.29
°
γ angle
68.29
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ErGaSi
Er
2.00 · 33.3%
Ga
2.00 · 33.3%
Si
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0324
eV/atom
Formation energy
-0.5849
eV/atom
Corrected total energy
-29.5399
eV
Raw total energy
-29.5399
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0311
eV
DOS at Fermi level
1.4943
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC_46_spg71

Decomposition

Er3Si5 ErGa3 ErSi

Computed at

2023-06-19 12:26:50.227945

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: agm005603819).

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 agm005603819
data_agm005603819
_cell_length_a     4.20341
_cell_length_b     5.68163
_cell_length_c     5.68163
_cell_angle_alpha  76.07470
_cell_angle_beta   68.28983
_cell_angle_gamma  68.28983
_cell_volume       116.27260
_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 0.50000 0.50000 0.00000 1.00000
  Er2 Er 0.00000 0.00000 0.50000 1.00000
  Ga1 Ga 0.75000 0.91621 0.08379 1.00000
  Ga2 Ga 0.25000 0.08379 0.91621 1.00000
  Si1 Si 0.25000 0.42348 0.57652 1.00000
  Si2 Si 0.75000 0.57652 0.42348 1.00000
Get direct link