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Sc15Si4

Alexandria ALEX

Alex-ID: agm073025871 · Space group: I-43d (#220)

Basic Information

Formula
Sc15Si4
Alex-ID
agm073025871
Elements
2
Sites
38
Space group
I-43d (#220)
Crystal system
cubic
Volume
784.39
ų
Cell a
10.0628
Å
Cell b
10.0628
Å
Cell c
10.0628
Å
α angle
109.47
°
β angle
109.47
°
γ angle
109.47
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sc15Si4
Sc
30.00 · 78.9%
Si
8.00 · 21.1%

Energy & Stability

Energy above hull
0.1850
eV/atom
Formation energy
-0.2460
eV/atom
Corrected total energy
-242.6788
eV
Raw total energy
-242.6787
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
49.5319
Total magnetisation
-0.0170
μB

Additional Information

Prototype ID

A4B15_2_spg220

Decomposition

Sc5Si3 Sc

Computed at

2024-10-20 07:58:13

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: agm073025871).

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 agm073025871
data_agm073025871
_cell_length_a     10.06280
_cell_length_b     10.06280
_cell_length_c     10.06280
_cell_angle_alpha  109.47122
_cell_angle_beta   109.47122
_cell_angle_gamma  109.47122
_cell_volume       784.39420
_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 0.88413 0.92892 0.73268 1.00000
  Sc2 Sc 0.25000 0.12500 0.87500 1.00000
  Sc3 Sc 0.57108 0.45521 0.80376 1.00000
  Sc4 Sc 0.45521 0.80376 0.57108 1.00000
  Sc5 Sc 0.15145 0.76732 0.69624 1.00000
  Sc6 Sc 0.54479 0.84855 0.11587 1.00000
  Sc7 Sc 0.61587 0.34855 0.04479 1.00000
  Sc8 Sc 0.30376 0.95521 0.07108 1.00000
  Sc9 Sc 0.84855 0.11587 0.54479 1.00000
  Sc10 Sc 0.34855 0.04479 0.61587 1.00000
  Sc11 Sc 0.73268 0.88413 0.92892 1.00000
  Sc12 Sc 0.38413 0.23268 0.42892 1.00000
  Sc13 Sc 0.12500 0.87500 0.25000 1.00000
  Sc14 Sc 0.92892 0.73268 0.88413 1.00000
  Sc15 Sc 0.37500 0.62500 0.75000 1.00000
  Sc16 Sc 0.19624 0.26732 0.65145 1.00000
  Sc17 Sc 0.26732 0.65145 0.19624 1.00000
  Sc18 Sc 0.65145 0.19624 0.26732 1.00000
  Sc19 Sc 0.42892 0.38413 0.23268 1.00000
  Sc20 Sc 0.87500 0.25000 0.12500 1.00000
  Sc21 Sc 0.76732 0.69624 0.15145 1.00000
  Sc22 Sc 0.69624 0.15145 0.76732 1.00000
  Sc23 Sc 0.07108 0.30376 0.95521 1.00000
  Sc24 Sc 0.04479 0.61587 0.34855 1.00000
  Sc25 Sc 0.23268 0.42892 0.38413 1.00000
  Sc26 Sc 0.80376 0.57108 0.45521 1.00000
  Sc27 Sc 0.11587 0.54479 0.84855 1.00000
  Sc28 Sc 0.75000 0.37500 0.62500 1.00000
  Sc29 Sc 0.95521 0.07108 0.30376 1.00000
  Sc30 Sc 0.62500 0.75000 0.37500 1.00000
  Si1 Si 0.59887 0.59887 0.59887 1.00000
  Si2 Si 0.90113 0.50000 0.00000 1.00000
  Si3 Si 0.09887 0.09887 0.09887 1.00000
  Si4 Si 0.00000 0.40113 0.50000 1.00000
  Si5 Si 0.00000 0.90113 0.50000 1.00000
  Si6 Si 0.40113 0.50000 0.00000 1.00000
  Si7 Si 0.50000 0.00000 0.40113 1.00000
  Si8 Si 0.50000 0.00000 0.90113 1.00000
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