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Ho2ErAg2

Alexandria ALEX

Alex-ID: agm035237231 · Space group: I4/mmm (#139)

Basic Information

Formula
Ho2ErAg2
Alex-ID
agm035237231
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
126.13
ų
Cell a
10.0976
Å
Cell b
10.0976
Å
Cell c
10.0976
Å
α angle
159.51
°
β angle
159.51
°
γ angle
29.14
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho2ErAg2
Ho
2.00 · 40.0%
Er
1.00 · 20.0%
Ag
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0211
eV/atom
Formation energy
-0.2461
eV/atom
Corrected total energy
-20.6527
eV
Raw total energy
-20.6527
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0002
eV
DOS at Fermi level
4.3847
Total magnetisation
0.0050
μB

Additional Information

Prototype ID

AB2C2_27_spg139

Decomposition

Ho2ErAg3 Ho7Er2 HoEr2Ag3

Computed at

2025-04-15 16:17:10

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: agm035237231).

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 agm035237231
data_agm035237231
_cell_length_a     10.09760
_cell_length_b     10.09760
_cell_length_c     10.09760
_cell_angle_alpha  159.50591
_cell_angle_beta   159.50591
_cell_angle_gamma  29.14187
_cell_volume       126.13425
_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 0.81378 0.81378 0.00000 1.00000
  Ho2 Ho 0.18622 0.18622 0.00000 1.00000
  Er1 Er 0.00000 0.00000 0.00000 1.00000
  Ag1 Ag 0.59141 0.59141 0.00000 1.00000
  Ag2 Ag 0.40859 0.40859 0.00000 1.00000
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