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Ac12Ge6C

Alexandria ALEX

Alex-ID: agm003687232 · Space group: R-3 (#148)

Alexandria Database API

Basic Information

Formula
Ac12Ge6C
Alex-ID
agm003687232
Elements
3
Sites
19
Space group
R-3 (#148)
Crystal system
trigonal
Volume
691.62
ų
Cell a
8.9527
Å
Cell b
8.9527
Å
Cell c
8.9527
Å
α angle
98.44
°
β angle
98.44
°
γ angle
98.44
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac12Ge6C
Ac
12.00 · 63.2%
Ge
6.00 · 31.6%
C
1.00 · 5.3%

Energy & Stability

Energy above hull
0.1407
eV/atom
Formation energy
-0.3883
eV/atom
Corrected total energy
-93.6068
eV
Raw total energy
-93.6068
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0110
eV
DOS at Fermi level
17.3131
Total magnetisation
0.3061
μB

Additional Information

Prototype ID

AB6C12_2_spg148

Decomposition

Ac4Ge3 Ac AcC2

Computed at

2022-04-11 22:13:44.177898

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: agm003687232).

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 agm003687232
data_agm003687232
_cell_length_a     8.95274
_cell_length_b     8.95274
_cell_length_c     8.95274
_cell_angle_alpha  98.44500
_cell_angle_beta   98.44500
_cell_angle_gamma  98.44500
_cell_volume       691.61849
_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 0.81379 0.57324 0.43302 1.00000
  Ac2 Ac 0.43302 0.81379 0.57324 1.00000
  Ac3 Ac 0.57324 0.43302 0.81379 1.00000
  Ac4 Ac 0.18621 0.42676 0.56698 1.00000
  Ac5 Ac 0.56698 0.18621 0.42676 1.00000
  Ac6 Ac 0.42676 0.56698 0.18621 1.00000
  Ac7 Ac 0.06472 0.97958 0.30968 1.00000
  Ac8 Ac 0.02042 0.69032 0.93528 1.00000
  Ac9 Ac 0.69032 0.93528 0.02042 1.00000
  Ac10 Ac 0.93528 0.02042 0.69032 1.00000
  Ac11 Ac 0.97958 0.30968 0.06472 1.00000
  Ac12 Ac 0.30968 0.06472 0.97958 1.00000
  Ge1 Ge 0.70196 0.87646 0.36623 1.00000
  Ge2 Ge 0.63377 0.29804 0.12354 1.00000
  Ge3 Ge 0.12354 0.63377 0.29804 1.00000
  Ge4 Ge 0.29804 0.12354 0.63377 1.00000
  Ge5 Ge 0.36623 0.70196 0.87646 1.00000
  Ge6 Ge 0.87646 0.36623 0.70196 1.00000
  C1 C 0.00000 0.00000 0.00000 1.00000
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