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K3Ac2CeSe6

Alexandria ALEX

Alex-ID: agm040402363 · Space group: C2/m (#12)

Basic Information

Formula
K3Ac2CeSe6
Alex-ID
agm040402363
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
409.69
ų
Cell a
10.3500
Å
Cell b
10.3500
Å
Cell c
9.3116
Å
α angle
74.79
°
β angle
74.79
°
γ angle
25.24
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K3Ac2CeSe6
K
3.00 · 25.0%
Ac
2.00 · 16.7%
Ce
1.00 · 8.3%
Se
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0058
eV/atom
Formation energy
-1.7646
eV/atom
Corrected total energy
-59.5758
eV
Raw total energy
-59.5758
eV

Electronic Structure

Indirect band gap
0.1455
eV
Direct band gap
0.1455
eV
DOS at Fermi level
5.2842
Total magnetisation
1.0013
μB

Additional Information

Prototype ID

AB2C3D6_28_spg12

Decomposition

KAcSe2 KCeSe2

Computed at

2024-11-01 23:49:55.090651

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: agm040402363).

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 agm040402363
data_agm040402363
_cell_length_a     10.34997
_cell_length_b     10.34997
_cell_length_c     9.31163
_cell_angle_alpha  74.78585
_cell_angle_beta   74.78585
_cell_angle_gamma  25.24151
_cell_volume       409.69028
_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
  K1 K 0.50000 0.50000 0.50000 1.00000
  K2 K 0.16660 0.16660 0.16576 1.00000
  K3 K 0.83340 0.83340 0.83424 1.00000
  Ac1 Ac 0.16507 0.16507 0.66935 1.00000
  Ac2 Ac 0.83493 0.83493 0.33065 1.00000
  Ce1 Ce 0.50000 0.50000 0.00000 1.00000
  Se1 Se 0.65523 0.65523 0.90421 1.00000
  Se2 Se 0.32649 0.32649 0.56711 1.00000
  Se3 Se 0.34477 0.34477 0.09579 1.00000
  Se4 Se 0.99465 0.99465 0.22028 1.00000
  Se5 Se 0.00535 0.00535 0.77972 1.00000
  Se6 Se 0.67351 0.67351 0.43289 1.00000
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