Navigation

HEAS Data Platform · Materials Science Database

KBa2Mg2Bi3

Alexandria ALEX

Alex-ID: agm019659019 · Space group: Pnma (#62)

Basic Information

Formula
KBa2Mg2Bi3
Alex-ID
agm019659019
Elements
4
Sites
32
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
1,205.52
ų
Cell a
5.1398
Å
Cell b
13.5828
Å
Cell c
17.2680
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KBa2Mg2Bi3
K
4.00 · 12.5%
Ba
8.00 · 25.0%
Mg
8.00 · 25.0%
Bi
12.00 · 37.5%

Energy & Stability

Energy above hull
0.0033
eV/atom
Formation energy
-0.6722
eV/atom
Corrected total energy
-100.6283
eV
Raw total energy
-100.6283
eV

Electronic Structure

Indirect band gap
0.1132
eV
Direct band gap
0.1132
eV
DOS at Fermi level
2.2916
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D3_26_spg62

Decomposition

Ba2MgBi2 KMgBi

Computed at

2025-03-12 01:35:44

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: agm019659019).

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 agm019659019
data_agm019659019
_cell_length_a     5.13976
_cell_length_b     13.58278
_cell_length_c     17.26796
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1205.51529
_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 0.75000 0.60015 0.44488 1.00000
  K2 K 0.75000 0.10015 0.05512 1.00000
  K3 K 0.25000 0.39985 0.55512 1.00000
  K4 K 0.25000 0.89985 0.94488 1.00000
  Ba1 Ba 0.75000 0.89947 0.57219 1.00000
  Ba2 Ba 0.75000 0.39947 0.92781 1.00000
  Ba3 Ba 0.25000 0.10053 0.42781 1.00000
  Ba4 Ba 0.25000 0.60053 0.07219 1.00000
  Ba5 Ba 0.75000 0.62384 0.70809 1.00000
  Ba6 Ba 0.75000 0.12384 0.79191 1.00000
  Ba7 Ba 0.25000 0.37616 0.29191 1.00000
  Ba8 Ba 0.25000 0.87616 0.20809 1.00000
  Mg1 Mg 0.75000 0.69548 0.91436 1.00000
  Mg2 Mg 0.75000 0.19548 0.58564 1.00000
  Mg3 Mg 0.25000 0.30452 0.08564 1.00000
  Mg4 Mg 0.25000 0.80452 0.41436 1.00000
  Mg5 Mg 0.75000 0.63778 0.21648 1.00000
  Mg6 Mg 0.75000 0.13778 0.28352 1.00000
  Mg7 Mg 0.25000 0.36222 0.78352 1.00000
  Mg8 Mg 0.25000 0.86222 0.71648 1.00000
  Bi1 Bi 0.75000 0.92246 0.36436 1.00000
  Bi2 Bi 0.75000 0.42246 0.13564 1.00000
  Bi3 Bi 0.25000 0.07754 0.63564 1.00000
  Bi4 Bi 0.25000 0.57754 0.86436 1.00000
  Bi5 Bi 0.75000 0.86285 0.80080 1.00000
  Bi6 Bi 0.75000 0.36285 0.69920 1.00000
  Bi7 Bi 0.25000 0.13715 0.19920 1.00000
  Bi8 Bi 0.25000 0.63715 0.30080 1.00000
  Bi9 Bi 0.75000 0.28747 0.42499 1.00000
  Bi10 Bi 0.75000 0.78747 0.07501 1.00000
  Bi11 Bi 0.25000 0.71253 0.57501 1.00000
  Bi12 Bi 0.25000 0.21253 0.92499 1.00000
Get direct link