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Sr4Th3AlP8

Alexandria ALEX

Alex-ID: agm004736727 · Space group: R-3m (#166)

Basic Information

Formula
Sr4Th3AlP8
Alex-ID
agm004736727
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
425.22
ų
Cell a
8.3484
Å
Cell b
8.5301
Å
Cell c
8.3589
Å
α angle
119.36
°
β angle
119.96
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr4Th3AlP8
Sr
4.00 · 25.0%
Th
3.00 · 18.8%
Al
1.00 · 6.3%
P
8.00 · 50.0%

Energy & Stability

Energy above hull
0.1766
eV/atom
Formation energy
-1.0813
eV/atom
Corrected total energy
-93.3505
eV
Raw total energy
-93.3505
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
15.0496
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

SrThP2 Sr3(AlP2)2 SrP3 AlP

Computed at

2022-07-03 17:47:07.413445

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: agm004736727).

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 agm004736727
data_agm004736727
_cell_length_a     8.34837
_cell_length_b     8.53009
_cell_length_c     8.35892
_cell_angle_alpha  119.35724
_cell_angle_beta   119.95825
_cell_angle_gamma  90.00000
_cell_volume       425.21709
_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 0.50000 0.00000 0.00000 1.00000
  Sr2 Sr 0.50000 0.00000 0.50000 1.00000
  Sr3 Sr 0.00000 0.00000 0.00000 1.00000
  Sr4 Sr 0.00000 0.00000 0.50000 1.00000
  Th1 Th 0.50000 0.50000 0.00000 1.00000
  Th2 Th 0.50000 0.50000 0.50000 1.00000
  Th3 Th 0.00000 0.50000 0.50000 1.00000
  Al1 Al 0.00000 0.50000 0.00000 1.00000
  P1 P 0.23118 0.71695 0.98561 1.00000
  P2 P 0.23311 0.71854 0.46623 1.00000
  P3 P 0.25771 0.27285 0.51543 1.00000
  P4 P 0.75443 0.71695 0.98561 1.00000
  P5 P 0.24557 0.28305 0.01439 1.00000
  P6 P 0.74229 0.72715 0.48457 1.00000
  P7 P 0.76689 0.28146 0.53377 1.00000
  P8 P 0.76882 0.28305 0.01439 1.00000
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