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SrAcSi4

Alexandria ALEX

Alex-ID: agm005777410 · Space group: Pmma (#51)

Basic Information

Formula
SrAcSi4
Alex-ID
agm005777410
Elements
3
Sites
24
Space group
Pmma (#51)
Crystal system
orthorhombic
Volume
560.61
ų
Cell a
4.6070
Å
Cell b
7.3495
Å
Cell c
16.5570
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SrAcSi4
Sr
4.00 · 16.7%
Ac
4.00 · 16.7%
Si
16.00 · 66.7%

Energy & Stability

Energy above hull
0.0425
eV/atom
Formation energy
-0.4243
eV/atom
Corrected total energy
-120.1432
eV
Raw total energy
-120.1432
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0003
eV
DOS at Fermi level
12.4630
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_3709_spg51

Decomposition

SrAcSi4

Computed at

2023-07-31 09:50:44.675271

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: agm005777410).

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 agm005777410
data_agm005777410
_cell_length_a     4.60702
_cell_length_b     7.34948
_cell_length_c     16.55696
_cell_angle_alpha  89.99999
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       560.60535
_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 0.74997 0.06233 1.00000
  Sr2 Sr 0.00000 0.25003 0.93767 1.00000
  Sr3 Sr 0.00000 0.24997 0.43767 1.00000
  Sr4 Sr 0.00000 0.75003 0.56233 1.00000
  Ac1 Ac 0.00000 0.74982 0.31254 1.00000
  Ac2 Ac 0.00000 0.25018 0.68746 1.00000
  Ac3 Ac 0.00000 0.24982 0.18746 1.00000
  Ac4 Ac 0.00000 0.75018 0.81254 1.00000
  Si1 Si 0.50000 0.91600 0.18740 1.00000
  Si2 Si 0.50000 0.08400 0.81260 1.00000
  Si3 Si 0.50000 0.41600 0.31260 1.00000
  Si4 Si 0.50000 0.58400 0.68740 1.00000
  Si5 Si 0.50000 0.08483 0.06236 1.00000
  Si6 Si 0.50000 0.91517 0.93764 1.00000
  Si7 Si 0.50000 0.58483 0.43764 1.00000
  Si8 Si 0.50000 0.41517 0.56236 1.00000
  Si9 Si 0.50000 0.91494 0.43770 1.00000
  Si10 Si 0.50000 0.08506 0.56230 1.00000
  Si11 Si 0.50000 0.41494 0.06230 1.00000
  Si12 Si 0.50000 0.58506 0.93770 1.00000
  Si13 Si 0.50000 0.08345 0.31261 1.00000
  Si14 Si 0.50000 0.91655 0.68739 1.00000
  Si15 Si 0.50000 0.58345 0.18739 1.00000
  Si16 Si 0.50000 0.41655 0.81261 1.00000
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