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K2NaSr

Alexandria ALEX

Alex-ID: agm005652518 · Space group: P2_1/m (#11)

Basic Information

Formula
K2NaSr
Alex-ID
agm005652518
Elements
3
Sites
8
Space group
P2_1/m (#11)
Crystal system
monoclinic
Volume
475.73
ų
Cell a
4.3458
Å
Cell b
6.7442
Å
Cell c
16.2340
Å
α angle
90.00
°
β angle
90.99
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2NaSr
K
4.00 · 50.0%
Na
2.00 · 25.0%
Sr
2.00 · 25.0%

Energy & Stability

Energy above hull
0.0497
eV/atom
Formation energy
0.0491
eV/atom
Corrected total energy
-10.0331
eV
Raw total energy
-10.0331
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.4708
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_349_spg59

Decomposition

K KNa2 Sr

Computed at

2023-07-12 07:58:06.253768

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: agm005652518).

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 agm005652518
data_agm005652518
_cell_length_a     4.34585
_cell_length_b     6.74421
_cell_length_c     16.23397
_cell_angle_alpha  90.00000
_cell_angle_beta   90.99487
_cell_angle_gamma  90.00000
_cell_volume       475.73471
_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 0.73105 0.25000 0.22419 1.00000
  K2 K 0.26895 0.75000 0.77581 1.00000
  K3 K 0.75393 0.25000 0.92934 1.00000
  K4 K 0.24607 0.75000 0.07066 1.00000
  Na1 Na 0.76709 0.25000 0.67356 1.00000
  Na2 Na 0.23291 0.75000 0.32644 1.00000
  Sr1 Sr 0.24912 0.25000 0.46623 1.00000
  Sr2 Sr 0.75088 0.75000 0.53377 1.00000
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