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K4Sr2TiSb4

Alexandria ALEX

Alex-ID: agm020032989 · Space group: Cc (#9)

Basic Information

Formula
K4Sr2TiSb4
Alex-ID
agm020032989
Elements
4
Sites
22
Space group
Cc (#9)
Crystal system
monoclinic
Volume
851.21
ų
Cell a
10.9082
Å
Cell b
10.9082
Å
Cell c
8.2334
Å
α angle
88.10
°
β angle
88.10
°
γ angle
119.45
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K4Sr2TiSb4
K
8.00 · 36.4%
Sr
4.00 · 18.2%
Ti
2.00 · 9.1%
Sb
8.00 · 36.4%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.6690
eV/atom
Corrected total energy
-79.0622
eV
Raw total energy
-79.0622
eV

Electronic Structure

Indirect band gap
1.2419
eV
Direct band gap
1.2571
eV
DOS at Fermi level
-0.0114
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C4D4_82_spg1

Decomposition

K4Sr2TiSb4

Computed at

2024-09-26 10:51:27.322350

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: agm020032989).

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 agm020032989
data_agm020032989
_cell_length_a     10.90817
_cell_length_b     10.90817
_cell_length_c     8.23338
_cell_angle_alpha  88.09749
_cell_angle_beta   88.09749
_cell_angle_gamma  119.45274
_cell_volume       851.21072
_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 0.04919 0.52169 0.60855 1.00000
  K2 K 0.52169 0.04919 0.10855 1.00000
  K3 K 0.28144 0.13616 0.83021 1.00000
  K4 K 0.87357 0.73306 0.76036 1.00000
  K5 K 0.85778 0.14668 0.80033 1.00000
  K6 K 0.73306 0.87357 0.26036 1.00000
  K7 K 0.13616 0.28144 0.33021 1.00000
  K8 K 0.14668 0.85778 0.30033 1.00000
  Sr1 Sr 0.47096 0.93866 0.60108 1.00000
  Sr2 Sr 0.47544 0.52079 0.61583 1.00000
  Sr3 Sr 0.93866 0.47096 0.10108 1.00000
  Sr4 Sr 0.52079 0.47544 0.11583 1.00000
  Ti1 Ti 0.66401 0.33456 0.49921 1.00000
  Ti2 Ti 0.33456 0.66401 0.99921 1.00000
  Sb1 Sb 0.60107 0.79158 0.86485 1.00000
  Sb2 Sb 0.19942 0.39280 0.91552 1.00000
  Sb3 Sb 0.19397 0.79202 0.89320 1.00000
  Sb4 Sb 0.39280 0.19942 0.41552 1.00000
  Sb5 Sb 0.79158 0.60107 0.36485 1.00000
  Sb6 Sb 0.79202 0.19397 0.39320 1.00000
  Sb7 Sb 0.66750 0.35424 0.82862 1.00000
  Sb8 Sb 0.35424 0.66750 0.32862 1.00000
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