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Sr3Ac

Alexandria ALEX

Alex-ID: agm005255183 · Space group: P6_3/mmc (#194)

Basic Information

Formula
Sr3Ac
Alex-ID
agm005255183
Elements
2
Sites
8
Space group
P6_3/mmc (#194)
Crystal system
hexagonal
Volume
407.51
ų
Cell a
8.3471
Å
Cell b
8.3471
Å
Cell c
6.7536
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr3Ac
Sr
6.00 · 75.0%
Ac
2.00 · 25.0%

Energy & Stability

Energy above hull
0.0888
eV/atom
Formation energy
0.0888
eV/atom
Corrected total energy
-17.6434
eV
Raw total energy
-17.6434
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
11.5467
Total magnetisation
-0.0018
μB

Additional Information

Prototype ID

AB3_3_spg194

Decomposition

Ac Sr

Computed at

2023-04-21 02:20:15.949893

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: agm005255183).

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 agm005255183
data_agm005255183
_cell_length_a     8.34708
_cell_length_b     8.34708
_cell_length_c     6.75362
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       407.50787
_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 0.17001 0.34002 0.25000 1.00000
  Sr2 Sr 0.65998 0.82999 0.25000 1.00000
  Sr3 Sr 0.17001 0.82999 0.25000 1.00000
  Sr4 Sr 0.82999 0.65998 0.75000 1.00000
  Sr5 Sr 0.34002 0.17001 0.75000 1.00000
  Sr6 Sr 0.82999 0.17001 0.75000 1.00000
  Ac1 Ac 0.33333 0.66667 0.75000 1.00000
  Ac2 Ac 0.66667 0.33333 0.25000 1.00000
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