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Sr(CaAc2)2

Alexandria ALEX

Alex-ID: agm005908367 · Space group: R-3m (#166)

Basic Information

Formula
Sr(CaAc2)2
Alex-ID
agm005908367
Elements
3
Sites
7
Space group
R-3m (#166)
Crystal system
trigonal
Volume
314.37
ų
Cell a
3.9723
Å
Cell b
3.9723
Å
Cell c
23.1186
Å
α angle
85.07
°
β angle
85.07
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr(CaAc2)2
Sr
1.00 · 14.3%
Ca
2.00 · 28.6%
Ac
4.00 · 57.1%

Energy & Stability

Energy above hull
0.0378
eV/atom
Formation energy
0.0378
eV/atom
Corrected total energy
-21.8631
eV
Raw total energy
-21.8631
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0168
eV
DOS at Fermi level
10.7310
Total magnetisation
0.0003
μB

Additional Information

Prototype ID

AB2C4_1076_spg166

Decomposition

Sr Ca Ac

Computed at

2023-09-03 10:14:10

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: agm005908367).

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 agm005908367
data_agm005908367
_cell_length_a     3.97234
_cell_length_b     3.97234
_cell_length_c     23.11860
_cell_angle_alpha  85.07153
_cell_angle_beta   85.07153
_cell_angle_gamma  60.00000
_cell_volume       314.36679
_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
  Sr1 Sr 0.00000 0.00000 0.00000 1.00000
  Ca1 Ca 0.57069 0.57069 0.28792 1.00000
  Ca2 Ca 0.42931 0.42931 0.71208 1.00000
  Ac1 Ac 0.85632 0.85632 0.43104 1.00000
  Ac2 Ac 0.71615 0.71615 0.85156 1.00000
  Ac3 Ac 0.28385 0.28385 0.14844 1.00000
  Ac4 Ac 0.14368 0.14368 0.56896 1.00000
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