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AcYGa4

Alexandria ALEX

Alex-ID: agm005759953 · Space group: I-4m2 (#119)

Basic Information

Formula
AcYGa4
Alex-ID
agm005759953
Elements
3
Sites
6
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
142.70
ų
Cell a
4.3543
Å
Cell b
4.3543
Å
Cell c
8.1318
Å
α angle
105.53
°
β angle
105.53
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
AcYGa4
Ac
1.00 · 16.7%
Y
1.00 · 16.7%
Ga
4.00 · 66.7%

Energy & Stability

Energy above hull
0.0426
eV/atom
Formation energy
-0.6089
eV/atom
Corrected total energy
-26.3422
eV
Raw total energy
-26.3422
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0048
eV
DOS at Fermi level
3.6893
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_479_spg119

Decomposition

YGa2 AcGa2

Computed at

2023-07-28 08:46:14.147239

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: agm005759953).

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 agm005759953
data_agm005759953
_cell_length_a     4.35427
_cell_length_b     4.35427
_cell_length_c     8.13180
_cell_angle_alpha  105.52928
_cell_angle_beta   105.52929
_cell_angle_gamma  90.00000
_cell_volume       142.69763
_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
  Ac1 Ac 0.25000 0.75000 0.50000 1.00000
  Y1 Y 0.00000 0.00000 0.00000 1.00000
  Ga1 Ga 0.66285 0.16285 0.32570 1.00000
  Ga2 Ga 0.58050 0.58050 0.16100 1.00000
  Ga3 Ga 0.83715 0.33715 0.67430 1.00000
  Ga4 Ga 0.41950 0.41950 0.83900 1.00000
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