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HoMg2(ZnAu)2

Alexandria ALEX

Alex-ID: agm004552015 · Space group: R-3m (#166)

Basic Information

Formula
HoMg2(ZnAu)2
Alex-ID
agm004552015
Elements
4
Sites
7
Space group
R-3m (#166)
Crystal system
trigonal
Volume
139.06
ų
Cell a
4.5445
Å
Cell b
4.5445
Å
Cell c
8.2055
Å
α angle
73.92
°
β angle
73.92
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HoMg2(ZnAu)2
Ho
1.00 · 14.3%
Mg
2.00 · 28.6%
Zn
2.00 · 28.6%
Au
2.00 · 28.6%

Energy & Stability

Energy above hull
0.0423
eV/atom
Formation energy
-0.4881
eV/atom
Corrected total energy
-20.2959
eV
Raw total energy
-20.2959
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.6144
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D2_139_spg166

Decomposition

Mg2Au HoMgAu2 HoZnAu Ho2Zn17

Computed at

2022-06-22 07:20:40.662370

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: agm004552015).

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 agm004552015
data_agm004552015
_cell_length_a     4.54454
_cell_length_b     4.54454
_cell_length_c     8.20550
_cell_angle_alpha  73.92350
_cell_angle_beta   73.92350
_cell_angle_gamma  60.00000
_cell_volume       139.05754
_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
  Ho1 Ho 0.00000 0.00000 0.00000 1.00000
  Mg1 Mg 0.13408 0.13408 0.59776 1.00000
  Mg2 Mg 0.86592 0.86592 0.40224 1.00000
  Zn1 Zn 0.59450 0.59450 0.21651 1.00000
  Zn2 Zn 0.40550 0.40550 0.78349 1.00000
  Au1 Au 0.74461 0.74461 0.76617 1.00000
  Au2 Au 0.25539 0.25539 0.23383 1.00000
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