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Er2Ga2Pd5Au

Alexandria ALEX

Alex-ID: agm005140706 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Er2Ga2Pd5Au
Alex-ID
agm005140706
Elements
4
Sites
20
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
357.29
ų
Cell a
3.7823
Å
Cell b
9.7192
Å
Cell c
9.7192
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er2Ga2Pd5Au
Er
4.00 · 20.0%
Ga
4.00 · 20.0%
Pd
10.00 · 50.0%
Au
2.00 · 10.0%

Energy & Stability

Energy above hull
0.1522
eV/atom
Formation energy
-0.7078
eV/atom
Corrected total energy
-103.0070
eV
Raw total energy
-103.0070
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0151
eV
DOS at Fermi level
12.2146
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D5_48_spg127

Decomposition

ErGa2Pd3 Er2Pd5Au ErAu2 GaPd

Computed at

2022-07-14 19:27:09.157187

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: agm005140706).

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 agm005140706
data_agm005140706
_cell_length_a     3.78233
_cell_length_b     9.71922
_cell_length_c     9.71922
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       357.29067
_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 0.00000 0.67768 0.17768 1.00000
  Er2 Er 0.00000 0.32232 0.82232 1.00000
  Er3 Er 0.00000 0.17768 0.32232 1.00000
  Er4 Er 0.00000 0.82232 0.67768 1.00000
  Ga1 Ga 0.00000 0.12111 0.62111 1.00000
  Ga2 Ga 0.00000 0.87889 0.37889 1.00000
  Ga3 Ga 0.00000 0.62111 0.87889 1.00000
  Ga4 Ga 0.00000 0.37889 0.12111 1.00000
  Pd1 Pd 0.50000 0.20648 0.06637 1.00000
  Pd2 Pd 0.50000 0.79352 0.93363 1.00000
  Pd3 Pd 0.50000 0.06637 0.79352 1.00000
  Pd4 Pd 0.50000 0.70648 0.43363 1.00000
  Pd5 Pd 0.50000 0.93363 0.20648 1.00000
  Pd6 Pd 0.50000 0.29352 0.56637 1.00000
  Pd7 Pd 0.50000 0.56637 0.70648 1.00000
  Pd8 Pd 0.50000 0.43363 0.29352 1.00000
  Pd9 Pd 0.50000 0.50000 0.00000 1.00000
  Pd10 Pd 0.50000 0.00000 0.50000 1.00000
  Au1 Au 0.00000 0.00000 0.00000 1.00000
  Au2 Au 0.00000 0.50000 0.50000 1.00000
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