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Er2TmInAu4

Alexandria ALEX

Alex-ID: agm004804427 · Space group: R-3m (#166)

Alexandria Database API

Basic Information

Formula
Er2TmInAu4
Alex-ID
agm004804427
Elements
4
Sites
8
Space group
R-3m (#166)
Crystal system
trigonal
Volume
176.36
ų
Cell a
4.9678
Å
Cell b
4.9678
Å
Cell c
8.7359
Å
α angle
73.48
°
β angle
73.48
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er2TmInAu4
Er
2.00 · 25.0%
Tm
1.00 · 12.5%
In
1.00 · 12.5%
Au
4.00 · 50.0%

Energy & Stability

Energy above hull
0.0261
eV/atom
Formation energy
-0.8082
eV/atom
Corrected total energy
-35.9423
eV
Raw total energy
-35.9423
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0685
eV
DOS at Fermi level
4.2997
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_337_spg166

Decomposition

Er2InAu2 TmAu2

Computed at

2022-07-14 08:41:48.815219

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: agm004804427).

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 agm004804427
data_agm004804427
_cell_length_a     4.96776
_cell_length_b     4.96776
_cell_length_c     8.73586
_cell_angle_alpha  73.48111
_cell_angle_beta   73.48111
_cell_angle_gamma  60.00000
_cell_volume       176.35598
_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 0.75657 0.75657 0.73028 1.00000
  Er2 Er 0.24343 0.24343 0.26972 1.00000
  Tm1 Tm 0.00000 0.00000 0.00000 1.00000
  In1 In 0.50000 0.50000 0.50000 1.00000
  Au1 Au 0.36564 0.36564 0.90307 1.00000
  Au2 Au 0.88121 0.88121 0.35638 1.00000
  Au3 Au 0.11879 0.11879 0.64362 1.00000
  Au4 Au 0.63436 0.63436 0.09693 1.00000
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