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Ho2ScAs3

Alexandria ALEX

Alex-ID: agm033161024 · Space group: Fddd (#70)

Basic Information

Formula
Ho2ScAs3
Alex-ID
agm033161024
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
554.47
ų
Cell a
13.3627
Å
Cell b
12.7434
Å
Cell c
6.9734
Å
α angle
79.48
°
β angle
69.66
°
γ angle
30.87
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ho2ScAs3
Ho
8.00 · 33.3%
Sc
4.00 · 16.7%
As
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0116
eV/atom
Formation energy
-1.4667
eV/atom
Corrected total energy
-152.9488
eV
Raw total energy
-152.9488
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0041
eV
DOS at Fermi level
2.1178
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

ScAs HoAs

Computed at

2025-04-15 09:12:06

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: agm033161024).

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 agm033161024
data_agm033161024
_cell_length_a     13.36267
_cell_length_b     12.74344
_cell_length_c     6.97340
_cell_angle_alpha  79.47577
_cell_angle_beta   69.65515
_cell_angle_gamma  30.86908
_cell_volume       554.47145
_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 0.99897 0.99897 0.50103 1.00000
  Ho2 Ho 0.41749 0.41749 0.58251 1.00000
  Ho3 Ho 0.83251 0.83251 0.66749 1.00000
  Ho4 Ho 0.25103 0.25103 0.74897 1.00000
  Ho5 Ho 0.74897 0.74897 0.25103 1.00000
  Ho6 Ho 0.66749 0.66749 0.83251 1.00000
  Ho7 Ho 0.58251 0.58251 0.41749 1.00000
  Ho8 Ho 0.50103 0.50103 0.99897 1.00000
  Sc1 Sc 0.91646 0.91646 0.08354 1.00000
  Sc2 Sc 0.33354 0.33354 0.16646 1.00000
  Sc3 Sc 0.16646 0.16646 0.33354 1.00000
  Sc4 Sc 0.08354 0.08354 0.91646 1.00000
  As1 As 0.66436 0.16538 0.84482 1.00000
  As2 As 0.16538 0.66436 0.32544 1.00000
  As3 As 0.58564 0.08462 0.40518 1.00000
  As4 As 0.08462 0.58564 0.92456 1.00000
  As5 As 0.48981 0.01019 0.01019 1.00000
  As6 As 0.01019 0.48981 0.48981 1.00000
  As7 As 0.92456 0.40518 0.08462 1.00000
  As8 As 0.40518 0.92456 0.58564 1.00000
  As9 As 0.32544 0.84482 0.16538 1.00000
  As10 As 0.84482 0.32544 0.66436 1.00000
  As11 As 0.76019 0.23981 0.23981 1.00000
  As12 As 0.23981 0.76019 0.76019 1.00000
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