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Ac4Cu3Bi8

Alexandria ALEX

Alex-ID: agm005707682 · Space group: P-4m2 (#115)

Alexandria Database API

Basic Information

Formula
Ac4Cu3Bi8
Alex-ID
agm005707682
Elements
3
Sites
15
Space group
P-4m2 (#115)
Crystal system
tetragonal
Volume
459.94
ų
Cell a
4.7215
Å
Cell b
4.7215
Å
Cell c
20.6320
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac4Cu3Bi8
Ac
4.00 · 26.7%
Cu
3.00 · 20.0%
Bi
8.00 · 53.3%

Energy & Stability

Energy above hull
0.0178
eV/atom
Formation energy
-0.5314
eV/atom
Corrected total energy
-67.9328
eV
Raw total energy
-67.9328
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
5.2370
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B4C8_1_spg115

Decomposition

AcBi3 Cu AcBi

Computed at

2023-06-29 18:13:49.036921

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: agm005707682).

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 agm005707682
data_agm005707682
_cell_length_a     4.72150
_cell_length_b     4.72150
_cell_length_c     20.63203
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       459.94073
_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 0.50000 0.00000 0.38021 1.00000
  Ac2 Ac 0.50000 1.00000 0.88579 1.00000
  Ac3 Ac 0.00000 0.50000 0.11421 1.00000
  Ac4 Ac 0.00000 0.50000 0.61979 1.00000
  Cu1 Cu 0.50000 0.50000 0.50000 1.00000
  Cu2 Cu 0.00000 0.00000 0.00000 1.00000
  Cu3 Cu 0.00000 0.00000 0.50000 1.00000
  Bi1 Bi 0.50000 1.00000 0.06762 1.00000
  Bi2 Bi 0.50000 1.00000 0.57352 1.00000
  Bi3 Bi 0.00000 0.50000 0.42648 1.00000
  Bi4 Bi 0.00000 0.50000 0.93238 1.00000
  Bi5 Bi 0.50000 0.50000 0.24810 1.00000
  Bi6 Bi 0.50000 0.50000 0.75190 1.00000
  Bi7 Bi 0.00000 1.00000 0.24767 1.00000
  Bi8 Bi 0.00000 0.00000 0.75233 1.00000
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