Navigation

HEAS Data Platform · Materials Science Database

CeErSi4

Alexandria ALEX

Alex-ID: agm005777700 · Space group: I-4m2 (#119)

Basic Information

Formula
CeErSi4
Alex-ID
agm005777700
Elements
3
Sites
6
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
115.28
ų
Cell a
4.0045
Å
Cell b
4.0045
Å
Cell c
7.7263
Å
α angle
105.02
°
β angle
105.02
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CeErSi4
Ce
1.00 · 16.7%
Er
1.00 · 16.7%
Si
4.00 · 66.7%

Energy & Stability

Energy above hull
0.0305
eV/atom
Formation energy
-0.5913
eV/atom
Corrected total energy
-35.7368
eV
Raw total energy
-35.7368
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.2703
Total magnetisation
0.0120
μB

Additional Information

Prototype ID

ABC4_479_spg119

Decomposition

Er3Si5 CeSi2 Si

Computed at

2023-07-31 07:44:15.221757

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: agm005777700).

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 agm005777700
data_agm005777700
_cell_length_a     4.00453
_cell_length_b     4.00453
_cell_length_c     7.72634
_cell_angle_alpha  105.01950
_cell_angle_beta   105.01949
_cell_angle_gamma  90.00000
_cell_volume       115.28045
_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 0.25000 0.75000 0.50000 1.00000
  Er1 Er 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.66594 0.16594 0.33189 1.00000
  Si2 Si 0.58139 0.58139 0.16278 1.00000
  Si3 Si 0.83406 0.33406 0.66811 1.00000
  Si4 Si 0.41861 0.41861 0.83722 1.00000
Get direct link