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HoCuAg

Alexandria ALEX

Alex-ID: agm017278164 · Space group: Cmcm (#63)

Basic Information

Formula
HoCuAg
Alex-ID
agm017278164
Elements
3
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
119.40
ų
Cell a
8.5422
Å
Cell b
8.5422
Å
Cell c
3.9425
Å
α angle
90.00
°
β angle
90.00
°
γ angle
155.48
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HoCuAg
Ho
2.00 · 33.3%
Cu
2.00 · 33.3%
Ag
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0116
eV/atom
Formation energy
-0.2675
eV/atom
Corrected total energy
-24.7847
eV
Raw total energy
-24.7847
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0158
eV
DOS at Fermi level
4.2358
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC_56_spg63

Decomposition

HoCu2 HoAg2

Computed at

2025-04-15 17:18:35

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: agm017278164).

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 agm017278164
data_agm017278164
_cell_length_a     8.54221
_cell_length_b     8.54221
_cell_length_c     3.94245
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  155.47872
_cell_volume       119.39539
_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 0.10760 0.89240 0.25000 1.00000
  Ho2 Ho 0.89240 0.10760 0.75000 1.00000
  Cu1 Cu 0.45777 0.54223 0.25000 1.00000
  Cu2 Cu 0.54223 0.45777 0.75000 1.00000
  Ag1 Ag 0.70732 0.29268 0.75000 1.00000
  Ag2 Ag 0.29268 0.70732 0.25000 1.00000
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