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ErTh(SiIr)4

Alexandria ALEX

Alex-ID: agm022178024 · Space group: P4/mmm (#123)

Basic Information

Formula
ErTh(SiIr)4
Alex-ID
agm022178024
Elements
4
Sites
10
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
168.94
ų
Cell a
4.0975
Å
Cell b
4.0975
Å
Cell c
10.0618
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ErTh(SiIr)4
Er
1.00 · 10.0%
Th
1.00 · 10.0%
Si
4.00 · 40.0%
Ir
4.00 · 40.0%

Energy & Stability

Energy above hull
0.0213
eV/atom
Formation energy
-1.0645
eV/atom
Corrected total energy
-79.7667
eV
Raw total energy
-79.7667
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.2234
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4D4_3_spg123

Decomposition

Th(SiIr)2 Er(SiIr)2

Computed at

2024-11-01 07:00:15.726969

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: agm022178024).

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 agm022178024
data_agm022178024
_cell_length_a     4.09753
_cell_length_b     4.09753
_cell_length_c     10.06184
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       168.93585
_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 0.50000 1.00000
  Th1 Th 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.50000 0.50000 0.12360 1.00000
  Si2 Si 0.00000 0.00000 0.61803 1.00000
  Si3 Si 0.00000 0.00000 0.38197 1.00000
  Si4 Si 0.50000 0.50000 0.87640 1.00000
  Ir1 Ir 0.00000 0.50000 0.25344 1.00000
  Ir2 Ir 0.50000 0.00000 0.74656 1.00000
  Ir3 Ir 0.50000 0.00000 0.25344 1.00000
  Ir4 Ir 0.00000 0.50000 0.74656 1.00000
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