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Sc5Cu9As7

Alexandria ALEX

Alex-ID: agm009334236 · Space group: P-6 (#174)

Alexandria Database API

Basic Information

Formula
Sc5Cu9As7
Alex-ID
agm009334236
Elements
3
Sites
21
Space group
P-6 (#174)
Crystal system
hexagonal
Volume
334.55
ų
Cell a
10.0172
Å
Cell b
10.0172
Å
Cell c
3.8498
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sc5Cu9As7
Sc
5.00 · 23.8%
Cu
9.00 · 42.9%
As
7.00 · 33.3%

Energy & Stability

Energy above hull
0.1140
eV/atom
Formation energy
-0.5422
eV/atom
Corrected total energy
-113.0302
eV
Raw total energy
-113.0302
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
11.6432
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A5B7C9_0_spg174

Decomposition

ScCuAs2 Cu ScAs

Computed at

2024-05-09 05:30:22.027884

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: agm009334236).

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 agm009334236
data_agm009334236
_cell_length_a     10.01720
_cell_length_b     10.01720
_cell_length_c     3.84978
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       334.54890
_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 0.66667 0.33333 0.00000 1.00000
  Sc2 Sc 0.33333 0.66667 0.50000 1.00000
  Sc3 Sc 0.09002 0.23427 0.50000 1.00000
  Sc4 Sc 0.76573 0.85575 0.50000 1.00000
  Sc5 Sc 0.14425 0.90998 0.50000 1.00000
  Cu1 Cu 0.59625 0.02540 0.50000 1.00000
  Cu2 Cu 0.97460 0.57085 0.50000 1.00000
  Cu3 Cu 0.42915 0.40375 0.50000 1.00000
  Cu4 Cu 0.81337 0.10402 0.00000 1.00000
  Cu5 Cu 0.89598 0.70935 0.00000 1.00000
  Cu6 Cu 0.29065 0.18663 0.00000 1.00000
  Cu7 Cu 0.02463 0.42450 0.00000 1.00000
  Cu8 Cu 0.57550 0.60013 0.00000 1.00000
  Cu9 Cu 0.39987 0.97537 0.00000 1.00000
  As1 As 0.84785 0.28047 0.50000 1.00000
  As2 As 0.71953 0.56738 0.50000 1.00000
  As3 As 0.43262 0.15215 0.50000 1.00000
  As4 As 0.00000 0.00000 0.00000 1.00000
  As5 As 0.27978 0.43585 0.00000 1.00000
  As6 As 0.56415 0.84393 0.00000 1.00000
  As7 As 0.15607 0.72022 0.00000 1.00000
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