Navigation

HEAS Data Platform · Materials Science Database

Ho2Er(ScAs2)3

Alexandria ALEX

Alex-ID: agm034789130 · Space group: C2/m (#12)

Basic Information

Formula
Ho2Er(ScAs2)3
Alex-ID
agm034789130
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
269.07
ų
Cell a
8.9100
Å
Cell b
8.9100
Å
Cell c
7.9730
Å
α angle
77.18
°
β angle
102.82
°
γ angle
154.11
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho2Er(ScAs2)3
Ho
2.00 · 16.7%
Er
1.00 · 8.3%
Sc
3.00 · 25.0%
As
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0115
eV/atom
Formation energy
-1.4422
eV/atom
Corrected total energy
-77.9186
eV
Raw total energy
-77.9186
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0003
eV
DOS at Fermi level
1.3451
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_598_spg1

Decomposition

HoErAs2 Ho3ErAs4 ScAs

Computed at

2025-04-01 18:48:31

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: agm034789130).

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 agm034789130
data_agm034789130
_cell_length_a     8.90999
_cell_length_b     8.90999
_cell_length_c     7.97303
_cell_angle_alpha  77.17830
_cell_angle_beta   102.82170
_cell_angle_gamma  154.11475
_cell_volume       269.07374
_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 0.83346 0.16654 0.66705 1.00000
  Ho2 Ho 0.16654 0.83346 0.33295 1.00000
  Er1 Er 0.50000 0.50000 0.00000 1.00000
  Sc1 Sc 0.50000 0.50000 0.50000 1.00000
  Sc2 Sc 0.83322 0.16678 0.16683 1.00000
  Sc3 Sc 0.16678 0.83322 0.83317 1.00000
  As1 As 0.33058 0.66942 0.92473 1.00000
  As2 As 0.66360 0.33640 0.59069 1.00000
  As3 As 0.66942 0.33058 0.07527 1.00000
  As4 As 0.99680 0.00320 0.25672 1.00000
  As5 As 0.00320 0.99680 0.74328 1.00000
  As6 As 0.33640 0.66360 0.40931 1.00000
Get direct link