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KLa2Cl7

Alexandria ALEX

Alex-ID: agm075813176 · Space group: P2_1/c (#14)

Basic Information

Formula
KLa2Cl7
Alex-ID
agm075813176
Elements
3
Sites
40
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
1,145.16
ų
Cell a
7.6662
Å
Cell b
13.3617
Å
Cell c
11.1993
Å
α angle
90.00
°
β angle
93.41
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KLa2Cl7
K
4.00 · 10.0%
La
8.00 · 20.0%
Cl
28.00 · 70.0%

Energy & Stability

Energy above hull
0.0147
eV/atom
Formation energy
-2.7345
eV/atom
Corrected total energy
-188.3152
eV
Raw total energy
-188.3152
eV

Electronic Structure

Indirect band gap
3.5174
eV
Direct band gap
3.5205
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C7_2135_spg14

Decomposition

K2LaCl5 LaCl3

Computed at

2025-03-18 12:56:22

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: agm075813176).

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 agm075813176
data_agm075813176
_cell_length_a     7.66619
_cell_length_b     13.36174
_cell_length_c     11.19927
_cell_angle_alpha  90.00000
_cell_angle_beta   93.40514
_cell_angle_gamma  90.00000
_cell_volume       1145.15647
_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 0.25366 0.13227 0.51242 1.00000
  K2 K 0.74634 0.86773 0.48758 1.00000
  K3 K 0.74634 0.63227 0.98758 1.00000
  K4 K 0.25366 0.36773 0.01242 1.00000
  La1 La 0.22923 0.69554 0.31332 1.00000
  La2 La 0.77077 0.30446 0.68668 1.00000
  La3 La 0.77077 0.19554 0.18668 1.00000
  La4 La 0.22923 0.80446 0.81332 1.00000
  La5 La 0.27238 0.51982 0.64598 1.00000
  La6 La 0.72762 0.48018 0.35402 1.00000
  La7 La 0.72762 0.01982 0.85402 1.00000
  La8 La 0.27238 0.98018 0.14598 1.00000
  Cl1 Cl 0.55388 0.07185 0.32688 1.00000
  Cl2 Cl 0.44612 0.92815 0.67312 1.00000
  Cl3 Cl 0.44612 0.57185 0.17312 1.00000
  Cl4 Cl 0.55388 0.42815 0.82688 1.00000
  Cl5 Cl 0.50594 0.17030 0.73648 1.00000
  Cl6 Cl 0.49406 0.82970 0.26352 1.00000
  Cl7 Cl 0.49406 0.67030 0.76352 1.00000
  Cl8 Cl 0.50594 0.32970 0.23648 1.00000
  Cl9 Cl 0.48539 0.12828 0.02657 1.00000
  Cl10 Cl 0.51461 0.87172 0.97343 1.00000
  Cl11 Cl 0.51461 0.62828 0.47343 1.00000
  Cl12 Cl 0.48539 0.37172 0.52657 1.00000
  Cl13 Cl 0.86858 0.21806 0.93040 1.00000
  Cl14 Cl 0.13142 0.78194 0.06960 1.00000
  Cl15 Cl 0.13142 0.71806 0.56960 1.00000
  Cl16 Cl 0.86858 0.28194 0.43040 1.00000
  Cl17 Cl 0.13921 0.00267 0.89455 1.00000
  Cl18 Cl 0.86079 0.99733 0.10545 1.00000
  Cl19 Cl 0.86079 0.50267 0.60545 1.00000
  Cl20 Cl 0.13921 0.49733 0.39455 1.00000
  Cl21 Cl 0.88931 0.09313 0.64534 1.00000
  Cl22 Cl 0.11069 0.90687 0.35466 1.00000
  Cl23 Cl 0.11069 0.59313 0.85466 1.00000
  Cl24 Cl 0.88931 0.40687 0.14534 1.00000
  Cl25 Cl 0.13932 0.16825 0.22807 1.00000
  Cl26 Cl 0.86068 0.83175 0.77193 1.00000
  Cl27 Cl 0.86068 0.66825 0.27193 1.00000
  Cl28 Cl 0.13932 0.33175 0.72807 1.00000
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