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HEAS Data Platform · Materials Science Database

ScCuSiAu

Alexandria ALEX

Alex-ID: agm020535233 · Space group: P4/nmm (#129)

Basic Information

Formula
ScCuSiAu
Alex-ID
agm020535233
Elements
4
Sites
8
Space group
P4/nmm (#129)
Crystal system
tetragonal
Volume
131.04
ų
Cell a
3.7647
Å
Cell b
3.7647
Å
Cell c
9.2456
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ScCuSiAu
Sc
2.00 · 25.0%
Cu
2.00 · 25.0%
Si
2.00 · 25.0%
Au
2.00 · 25.0%

Energy & Stability

Energy above hull
0.0212
eV/atom
Formation energy
-0.5809
eV/atom
Corrected total energy
-43.0310
eV
Raw total energy
-43.0310
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0543
eV
DOS at Fermi level
3.7536
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD_7_spg129

Decomposition

Sc(CuSi)2 ScAu2

Computed at

2024-10-15 18:01:29.075142

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: agm020535233).

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 agm020535233
data_agm020535233
_cell_length_a     3.76468
_cell_length_b     3.76468
_cell_length_c     9.24556
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       131.03546
_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
  Sc1 Sc 0.00000 0.50000 0.75396 1.00000
  Sc2 Sc 0.50000 0.00000 0.24604 1.00000
  Cu1 Cu 0.00000 0.00000 0.50000 1.00000
  Cu2 Cu 0.50000 0.50000 0.50000 1.00000
  Si1 Si 0.00000 0.50000 0.34431 1.00000
  Si2 Si 0.50000 0.00000 0.65569 1.00000
  Au1 Au 0.50000 0.00000 0.92726 1.00000
  Au2 Au 0.00000 0.50000 0.07274 1.00000
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