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K3BeTe3

Alexandria ALEX

Alex-ID: agm005902065 · Space group: P2_1/c (#14)

Basic Information

Formula
K3BeTe3
Alex-ID
agm005902065
Elements
3
Sites
28
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
1,029.70
ų
Cell a
8.6611
Å
Cell b
9.4804
Å
Cell c
12.7067
Å
α angle
90.00
°
β angle
90.00
°
γ angle
99.28
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K3BeTe3
K
12.00 · 42.9%
Be
4.00 · 14.3%
Te
12.00 · 42.9%

Energy & Stability

Energy above hull
0.0561
eV/atom
Formation energy
-0.7607
eV/atom
Corrected total energy
-87.1312
eV
Raw total energy
-87.1312
eV

Electronic Structure

Indirect band gap
1.1560
eV
Direct band gap
1.1706
eV
DOS at Fermi level
-0.0096
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C3_64_spg14

Decomposition

K2BeTe2 KTe

Computed at

2023-08-04 20:22:30.470612

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: agm005902065).

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 agm005902065
data_agm005902065
_cell_length_a     8.66110
_cell_length_b     9.48036
_cell_length_c     12.70667
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  99.27641
_cell_volume       1029.70423
_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 0.74725 0.37857 0.92197 1.00000
  K2 K 0.75275 0.12143 0.42197 1.00000
  K3 K 0.25275 0.62143 0.07803 1.00000
  K4 K 0.24725 0.87857 0.57803 1.00000
  K5 K 0.84111 0.46786 0.61252 1.00000
  K6 K 0.65889 0.03214 0.11252 1.00000
  K7 K 0.15889 0.53214 0.38748 1.00000
  K8 K 0.34111 0.96786 0.88748 1.00000
  K9 K 0.30961 0.40221 0.80646 1.00000
  K10 K 0.19039 0.09779 0.30646 1.00000
  K11 K 0.69039 0.59779 0.19354 1.00000
  K12 K 0.80961 0.90221 0.69354 1.00000
  Be1 Be 0.38113 0.25390 0.56542 1.00000
  Be2 Be 0.11887 0.24610 0.06542 1.00000
  Be3 Be 0.61887 0.74610 0.43458 1.00000
  Be4 Be 0.88113 0.75390 0.93458 1.00000
  Te1 Te 0.00821 0.90206 0.08233 1.00000
  Te2 Te 0.49179 0.59794 0.58233 1.00000
  Te3 Te 0.99179 0.09794 0.91767 1.00000
  Te4 Te 0.50821 0.40206 0.41767 1.00000
  Te5 Te 0.39349 0.28170 0.07506 1.00000
  Te6 Te 0.10651 0.21830 0.57506 1.00000
  Te7 Te 0.60651 0.71830 0.92494 1.00000
  Te8 Te 0.89349 0.78170 0.42494 1.00000
  Te9 Te 0.55154 0.15793 0.68049 1.00000
  Te10 Te 0.94846 0.34207 0.18049 1.00000
  Te11 Te 0.44846 0.84207 0.31951 1.00000
  Te12 Te 0.05154 0.65793 0.81951 1.00000
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