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Ca6Ac2S

Alexandria ALEX

Alex-ID: agm097385702 · Space group: P4/mmm (#123)

Basic Information

Formula
Ca6Ac2S
Alex-ID
agm097385702
Elements
3
Sites
9
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
356.52
ų
Cell a
5.7020
Å
Cell b
5.7020
Å
Cell c
10.9655
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ca6Ac2S
Ca
6.00 · 66.7%
Ac
2.00 · 22.2%
S
1.00 · 11.1%

Energy & Stability

Energy above hull
0.1739
eV/atom
Formation energy
-0.3786
eV/atom
Corrected total energy
-27.7637
eV
Raw total energy
-27.1002
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
12.0113
Total magnetisation
0.0002
μB

Additional Information

Prototype ID

AB2C6_93_spg123

Decomposition

Ca Ac CaS

Computed at

2025-04-07 07:03:51

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: agm097385702).

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 agm097385702
data_agm097385702
_cell_length_a     5.70202
_cell_length_b     5.70202
_cell_length_c     10.96547
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       356.52029
_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
  Ca1 Ca 0.00000 0.00000 0.74348 1.00000
  Ca2 Ca 0.00000 0.00000 0.25652 1.00000
  Ca3 Ca 0.50000 0.00000 0.00000 1.00000
  Ca4 Ca 0.50000 0.00000 0.50000 1.00000
  Ca5 Ca 0.00000 0.50000 0.00000 1.00000
  Ca6 Ca 0.00000 0.50000 0.50000 1.00000
  Ac1 Ac 0.50000 0.50000 0.72387 1.00000
  Ac2 Ac 0.50000 0.50000 0.27613 1.00000
  S1 S 0.00000 0.00000 0.00000 1.00000
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