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Sr4Ca

Alexandria ALEX

Alex-ID: agm017149893 · Space group: C2/c (#15)

Basic Information

Formula
Sr4Ca
Alex-ID
agm017149893
Elements
2
Sites
10
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
520.45
ų
Cell a
11.1264
Å
Cell b
11.1264
Å
Cell c
7.2236
Å
α angle
84.08
°
β angle
95.92
°
γ angle
37.86
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr4Ca
Sr
8.00 · 80.0%
Ca
2.00 · 20.0%

Energy & Stability

Energy above hull
0.0151
eV/atom
Formation energy
0.0151
eV/atom
Corrected total energy
-17.3695
eV
Raw total energy
-17.3695
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0034
eV
DOS at Fermi level
12.3064
Total magnetisation
0.0008
μB

Additional Information

Prototype ID

AB4_25_spg2

Decomposition

Ca Sr

Computed at

2025-01-20 13:43:17

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: agm017149893).

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 agm017149893
data_agm017149893
_cell_length_a     11.12645
_cell_length_b     11.12645
_cell_length_c     7.22357
_cell_angle_alpha  84.08334
_cell_angle_beta   95.91666
_cell_angle_gamma  37.86383
_cell_volume       520.44568
_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 0.44978 0.44978 0.25000 1.00000
  Sr2 Sr 0.15204 0.15204 0.75000 1.00000
  Sr3 Sr 0.74935 0.74935 0.75000 1.00000
  Sr4 Sr 0.25065 0.25065 0.25000 1.00000
  Sr5 Sr 0.84796 0.84796 0.25000 1.00000
  Sr6 Sr 0.55022 0.55022 0.75000 1.00000
  Sr7 Sr 0.94794 0.94794 0.75000 1.00000
  Sr8 Sr 0.05206 0.05206 0.25000 1.00000
  Ca1 Ca 0.64953 0.64953 0.25000 1.00000
  Ca2 Ca 0.35047 0.35047 0.75000 1.00000
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