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Au2Se

Alexandria ALEX

Alex-ID: agm005444812 · Space group: I4_1/amd (#141)

Basic Information

Formula
Au2Se
Alex-ID
agm005444812
Elements
2
Sites
6
Space group
I4_1/amd (#141)
Crystal system
tetragonal
Volume
123.62
ų
Cell a
10.2586
Å
Cell b
10.2586
Å
Cell c
10.2586
Å
α angle
160.22
°
β angle
160.22
°
γ angle
28.12
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Au2Se
Au
4.00 · 66.7%
Se
2.00 · 33.3%

Energy & Stability

Energy above hull
0.3968
eV/atom
Formation energy
0.3318
eV/atom
Corrected total energy
-18.0999
eV
Raw total energy
-18.0999
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.9480
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_49_spg141

Decomposition

AuSe Au

Computed at

2023-03-21 21:43:31.629022

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: agm005444812).

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 agm005444812
data_agm005444812
_cell_length_a     10.25860
_cell_length_b     10.25860
_cell_length_c     10.25860
_cell_angle_alpha  160.21648
_cell_angle_beta   160.21648
_cell_angle_gamma  28.12074
_cell_volume       123.62243
_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
  Au1 Au 0.57237 0.57237 0.00000 1.00000
  Au2 Au 0.17763 0.67763 0.50000 1.00000
  Au3 Au 0.42763 0.42763 0.00000 1.00000
  Au4 Au 0.32237 0.82237 0.50000 1.00000
  Se1 Se 0.00000 0.00000 0.00000 1.00000
  Se2 Se 0.75000 0.25000 0.50000 1.00000
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