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Er3Ga2Ir

Alexandria ALEX

Alex-ID: agm005748232 · Space group: Pnma (#62)

Basic Information

Formula
Er3Ga2Ir
Alex-ID
agm005748232
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
553.35
ų
Cell a
4.2895
Å
Cell b
10.9582
Å
Cell c
11.7722
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er3Ga2Ir
Er
12.00 · 50.0%
Ga
8.00 · 33.3%
Ir
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0497
eV/atom
Formation energy
-0.6950
eV/atom
Corrected total energy
-131.1125
eV
Raw total energy
-131.1125
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0018
eV
DOS at Fermi level
21.9024
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_315_spg62

Decomposition

Er3(GaIr)2 ErGa Er5Ir3

Computed at

2023-08-17 21:50:48.973886

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: agm005748232).

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 agm005748232
data_agm005748232
_cell_length_a     4.28945
_cell_length_b     10.95819
_cell_length_c     11.77217
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       553.34664
_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 0.25000 0.37583 0.05021 1.00000
  Er2 Er 0.75000 0.62417 0.94979 1.00000
  Er3 Er 0.75000 0.87583 0.44979 1.00000
  Er4 Er 0.25000 0.12417 0.55021 1.00000
  Er5 Er 0.25000 0.69883 0.23158 1.00000
  Er6 Er 0.75000 0.30117 0.76842 1.00000
  Er7 Er 0.75000 0.19883 0.26842 1.00000
  Er8 Er 0.25000 0.80117 0.73158 1.00000
  Er9 Er 0.25000 0.44136 0.38267 1.00000
  Er10 Er 0.75000 0.55864 0.61733 1.00000
  Er11 Er 0.75000 0.94136 0.11733 1.00000
  Er12 Er 0.25000 0.05864 0.88267 1.00000
  Ga1 Ga 0.25000 0.69779 0.49295 1.00000
  Ga2 Ga 0.75000 0.30221 0.50705 1.00000
  Ga3 Ga 0.75000 0.19779 0.00705 1.00000
  Ga4 Ga 0.25000 0.80221 0.99295 1.00000
  Ga5 Ga 0.25000 0.99425 0.30832 1.00000
  Ga6 Ga 0.75000 0.00575 0.69168 1.00000
  Ga7 Ga 0.75000 0.49425 0.19168 1.00000
  Ga8 Ga 0.25000 0.50575 0.80832 1.00000
  Ir1 Ir 0.25000 0.12284 0.12211 1.00000
  Ir2 Ir 0.75000 0.87716 0.87789 1.00000
  Ir3 Ir 0.75000 0.62284 0.37789 1.00000
  Ir4 Ir 0.25000 0.37716 0.62211 1.00000
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