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Er4Mg3Au10

Alexandria ALEX

Alex-ID: agm008338289 · Space group: Cmce (#64)

Basic Information

Formula
Er4Mg3Au10
Alex-ID
agm008338289
Elements
3
Sites
34
Space group
Cmce (#64)
Crystal system
orthorhombic
Volume
690.81
ų
Cell a
8.4924
Å
Cell b
8.4924
Å
Cell c
10.0442
Å
α angle
90.00
°
β angle
90.00
°
γ angle
107.51
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er4Mg3Au10
Er
8.00 · 23.5%
Mg
6.00 · 17.6%
Au
20.00 · 58.8%

Energy & Stability

Energy above hull
0.0003
eV/atom
Formation energy
-0.7922
eV/atom
Corrected total energy
-138.5517
eV
Raw total energy
-138.5517
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0181
eV
DOS at Fermi level
13.3689
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B4C10_8_spg64

Decomposition

ErMgAu2 ErAu2 MgAu

Computed at

2025-02-27 11:35:36

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: agm008338289).

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 agm008338289
data_agm008338289
_cell_length_a     8.49237
_cell_length_b     8.49237
_cell_length_c     10.04420
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  107.51468
_cell_volume       690.80842
_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 0.80354 0.19646 0.00000 1.00000
  Er2 Er 0.19646 0.80354 0.00000 1.00000
  Er3 Er 0.69646 0.30354 0.50000 1.00000
  Er4 Er 0.30354 0.69646 0.50000 1.00000
  Er5 Er 0.80519 0.80519 0.19949 1.00000
  Er6 Er 0.19481 0.19481 0.80051 1.00000
  Er7 Er 0.69481 0.69481 0.69949 1.00000
  Er8 Er 0.30519 0.30519 0.30051 1.00000
  Mg1 Mg 0.01109 0.51109 0.25000 1.00000
  Mg2 Mg 0.98891 0.48891 0.75000 1.00000
  Mg3 Mg 0.48891 0.98891 0.75000 1.00000
  Mg4 Mg 0.51109 0.01109 0.25000 1.00000
  Mg5 Mg 0.50000 0.50000 0.00000 1.00000
  Mg6 Mg 0.00000 0.00000 0.50000 1.00000
  Au1 Au 0.59902 0.59902 0.40131 1.00000
  Au2 Au 0.40098 0.40098 0.59869 1.00000
  Au3 Au 0.90098 0.90098 0.90131 1.00000
  Au4 Au 0.09902 0.09902 0.09869 1.00000
  Au5 Au 0.65687 0.37142 0.20731 1.00000
  Au6 Au 0.34313 0.62858 0.79269 1.00000
  Au7 Au 0.84313 0.12858 0.70731 1.00000
  Au8 Au 0.87142 0.15687 0.29269 1.00000
  Au9 Au 0.15687 0.87142 0.29269 1.00000
  Au10 Au 0.12858 0.84313 0.70731 1.00000
  Au11 Au 0.62858 0.34313 0.79269 1.00000
  Au12 Au 0.37142 0.65687 0.20731 1.00000
  Au13 Au 0.14964 0.43450 0.01053 1.00000
  Au14 Au 0.85036 0.56550 0.98947 1.00000
  Au15 Au 0.35036 0.06550 0.51053 1.00000
  Au16 Au 0.93450 0.64964 0.48947 1.00000
  Au17 Au 0.64964 0.93450 0.48947 1.00000
  Au18 Au 0.06550 0.35036 0.51053 1.00000
  Au19 Au 0.56550 0.85036 0.98947 1.00000
  Au20 Au 0.43450 0.14964 0.01053 1.00000
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