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SmZnGa2Au

Alexandria ALEX

Alex-ID: agm005004331 · Space group: I-4m2 (#119)

Basic Information

Formula
SmZnGa2Au
Alex-ID
agm005004331
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
98.07
ų
Cell a
4.2566
Å
Cell b
4.2566
Å
Cell c
6.1931
Å
α angle
110.10
°
β angle
110.10
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmZnGa2Au
Sm
1.00 · 20.0%
Zn
1.00 · 20.0%
Ga
2.00 · 40.0%
Au
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0068
eV/atom
Formation energy
-0.5534
eV/atom
Corrected total energy
-18.1048
eV
Raw total energy
-18.1048
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.1171
eV
DOS at Fermi level
2.1638
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

SmZn3Au2 Sm2Ga5Au3 SmGaAu Sm(ZnGa)2

Computed at

2022-07-05 06:42:13.591507

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: agm005004331).

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 agm005004331
data_agm005004331
_cell_length_a     4.25659
_cell_length_b     4.25659
_cell_length_c     6.19308
_cell_angle_alpha  110.09983
_cell_angle_beta   110.09983
_cell_angle_gamma  90.00000
_cell_volume       98.06659
_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
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Zn1 Zn 0.75000 0.25000 0.50000 1.00000
  Ga1 Ga 0.61262 0.61262 0.22524 1.00000
  Ga2 Ga 0.38738 0.38738 0.77476 1.00000
  Au1 Au 0.25000 0.75000 0.50000 1.00000
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