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Th3SiAs2

Alexandria ALEX

Alex-ID: agm005642696 · Space group: Immm (#71)

Basic Information

Formula
Th3SiAs2
Alex-ID
agm005642696
Elements
3
Sites
6
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
164.02
ų
Cell a
4.2544
Å
Cell b
6.0166
Å
Cell c
7.3915
Å
α angle
114.02
°
β angle
106.73
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Th3SiAs2
Th
3.00 · 50.0%
Si
1.00 · 16.7%
As
2.00 · 33.3%

Energy & Stability

Energy above hull
0.0058
eV/atom
Formation energy
-1.1655
eV/atom
Corrected total energy
-43.9821
eV
Raw total energy
-43.9821
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0168
eV
DOS at Fermi level
2.8274
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_4_spg71

Decomposition

Th4SiAs3 ThSi

Computed at

2023-08-24 23:36:50.676448

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: agm005642696).

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 agm005642696
data_agm005642696
_cell_length_a     4.25441
_cell_length_b     6.01655
_cell_length_c     7.39149
_cell_angle_alpha  114.01600
_cell_angle_beta   106.72575
_cell_angle_gamma  90.00000
_cell_volume       164.01869
_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
  Th1 Th 0.83689 0.33689 0.17379 1.00000
  Th2 Th 0.16311 0.66311 0.82621 1.00000
  Th3 Th 0.50000 0.00000 0.50000 1.00000
  Si1 Si 0.50000 0.50000 0.50000 1.00000
  As1 As 0.83236 0.83236 0.16472 1.00000
  As2 As 0.16764 0.16764 0.83528 1.00000
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