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KBaAsSe3

Alexandria ALEX

Alex-ID: agm003232249 · Space group: P2_1/c (#14)

Basic Information

Formula
KBaAsSe3
Alex-ID
agm003232249
Elements
4
Sites
24
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
816.11
ų
Cell a
9.2176
Å
Cell b
9.4419
Å
Cell c
9.9523
Å
α angle
70.43
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KBaAsSe3
K
4.00 · 16.7%
Ba
4.00 · 16.7%
As
4.00 · 16.7%
Se
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.1141
eV/atom
Corrected total energy
-99.3238
eV
Raw total energy
-99.3238
eV

Electronic Structure

Indirect band gap
1.6353
eV
Direct band gap
1.7443
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD3_134_spg14

Decomposition

KBaAsSe3

Computed at

2021-12-20 14:01:27.250714

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: agm003232249).

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 agm003232249
data_agm003232249
_cell_length_a     9.21764
_cell_length_b     9.44189
_cell_length_c     9.95230
_cell_angle_alpha  70.42598
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       816.11180
_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 0.60187 0.21686 0.43075 1.00000
  K2 K 0.10187 0.28314 0.56925 1.00000
  K3 K 0.39813 0.78314 0.56925 1.00000
  K4 K 0.89813 0.71686 0.43075 1.00000
  Ba1 Ba 0.21669 0.46903 0.07930 1.00000
  Ba2 Ba 0.71669 0.03097 0.92070 1.00000
  Ba3 Ba 0.78331 0.53097 0.92070 1.00000
  Ba4 Ba 0.28331 0.96903 0.07930 1.00000
  As1 As 0.96490 0.14216 0.25166 1.00000
  As2 As 0.46490 0.35784 0.74834 1.00000
  As3 As 0.03510 0.85784 0.74834 1.00000
  As4 As 0.53510 0.64216 0.25166 1.00000
  Se1 Se 0.71185 0.39173 0.65901 1.00000
  Se2 Se 0.21185 0.10827 0.34099 1.00000
  Se3 Se 0.28815 0.60827 0.34099 1.00000
  Se4 Se 0.78815 0.89173 0.65901 1.00000
  Se5 Se 0.50430 0.28011 0.00724 1.00000
  Se6 Se 0.00430 0.21989 0.99276 1.00000
  Se7 Se 0.49570 0.71989 0.99276 1.00000
  Se8 Se 0.99570 0.78011 0.00724 1.00000
  Se9 Se 0.89821 0.38398 0.26771 1.00000
  Se10 Se 0.39821 0.11602 0.73229 1.00000
  Se11 Se 0.10179 0.61602 0.73229 1.00000
  Se12 Se 0.60179 0.88398 0.26771 1.00000
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