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HEAS Data Platform · Materials Science Database

K2SrNbB5O12

Alexandria ALEX

Alex-ID: agm010367403 · Space group: P2_1 (#4)

Basic Information

Formula
K2SrNbB5O12
Alex-ID
agm010367403
Elements
5
Sites
42
Space group
P2_1 (#4)
Crystal system
monoclinic
Volume
603.35
ų
Cell a
8.8069
Å
Cell b
6.7631
Å
Cell c
10.2799
Å
α angle
80.20
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2SrNbB5O12
K
4.00 · 9.5%
Sr
2.00 · 4.8%
Nb
2.00 · 4.8%
B
10.00 · 23.8%
O
24.00 · 57.1%

Energy & Stability

Energy above hull
0.0212
eV/atom
Formation energy
-2.9182
eV/atom
Corrected total energy
-336.2622
eV
Raw total energy
-319.4072
eV

Electronic Structure

Indirect band gap
4.5591
eV
Direct band gap
4.5683
eV
DOS at Fermi level
0.0000
Total magnetisation
0.1608
μB

Additional Information

Prototype ID

ABC2D5E12_0_spg4

Decomposition

KSrB5O9 K3Nb3(BO6)2 K2B4O7 KSr2Nb3O10

Computed at

2024-11-03 12:18:08.931427

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: agm010367403).

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 agm010367403
data_agm010367403
_cell_length_a     8.80689
_cell_length_b     6.76306
_cell_length_c     10.27985
_cell_angle_alpha  80.19916
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       603.34772
_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 0.66278 0.39062 0.89039 1.00000
  K2 K 0.16278 0.60938 0.10961 1.00000
  K3 K 0.60314 0.65918 0.22549 1.00000
  K4 K 0.10314 0.34082 0.77451 1.00000
  Sr1 Sr 0.16753 0.09383 0.47736 1.00000
  Sr2 Sr 0.66753 0.90617 0.52264 1.00000
  Nb1 Nb 0.40377 0.15617 0.17964 1.00000
  Nb2 Nb 0.90377 0.84383 0.82036 1.00000
  B1 B 0.43371 0.15319 0.68405 1.00000
  B2 B 0.93371 0.84681 0.31595 1.00000
  B3 B 0.64114 0.37559 0.56787 1.00000
  B4 B 0.14114 0.62441 0.43213 1.00000
  B5 B 0.37866 0.51229 0.57823 1.00000
  B6 B 0.87866 0.48771 0.42177 1.00000
  B7 B 0.87466 0.22309 0.26302 1.00000
  B8 B 0.37466 0.77691 0.73698 1.00000
  B9 B 0.38555 0.96976 0.91536 1.00000
  B10 B 0.88555 0.03024 0.08464 1.00000
  O1 O 0.51865 0.02568 0.31953 1.00000
  O2 O 0.01865 0.97432 0.68047 1.00000
  O3 O 0.40064 0.95072 0.64554 1.00000
  O4 O 0.90064 0.04928 0.35446 1.00000
  O5 O 0.86168 0.21120 0.12881 1.00000
  O6 O 0.36168 0.78880 0.87119 1.00000
  O7 O 0.37758 0.96562 0.04958 1.00000
  O8 O 0.87758 0.03438 0.95042 1.00000
  O9 O 0.22301 0.23700 0.24485 1.00000
  O10 O 0.72301 0.76300 0.75515 1.00000
  O11 O 0.41156 0.14376 0.82842 1.00000
  O12 O 0.91156 0.85624 0.17158 1.00000
  O13 O 0.33496 0.29909 0.60481 1.00000
  O14 O 0.83496 0.70091 0.39519 1.00000
  O15 O 0.49656 0.38730 0.10239 1.00000
  O16 O 0.99656 0.61270 0.89761 1.00000
  O17 O 0.59489 0.20079 0.65033 1.00000
  O18 O 0.09489 0.79921 0.34967 1.00000
  O19 O 0.54288 0.53541 0.53375 1.00000
  O20 O 0.04288 0.46459 0.46625 1.00000
  O21 O 0.86002 0.40723 0.29645 1.00000
  O22 O 0.36002 0.59277 0.70355 1.00000
  O23 O 0.78805 0.37249 0.52690 1.00000
  O24 O 0.28805 0.62751 0.47310 1.00000
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