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K3Y(AsO4)2

Alexandria ALEX

Alex-ID: agm011664024 · Space group: P-3 (#147)

Basic Information

Formula
K3Y(AsO4)2
Alex-ID
agm011664024
Elements
4
Sites
42
Space group
P-3 (#147)
Crystal system
trigonal
Volume
718.86
ų
Cell a
10.1670
Å
Cell b
10.1670
Å
Cell c
8.0303
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K3Y(AsO4)2
K
9.00 · 21.4%
Y
3.00 · 7.1%
As
6.00 · 14.3%
O
24.00 · 57.1%

Energy & Stability

Energy above hull
0.0019
eV/atom
Formation energy
-2.4197
eV/atom
Corrected total energy
-277.8323
eV
Raw total energy
-260.9773
eV

Electronic Structure

Indirect band gap
3.7932
eV
Direct band gap
3.8245
eV
DOS at Fermi level
0.0000
Total magnetisation
0.2296
μB

Additional Information

Prototype ID

AB2C3D8_21_spg1

Decomposition

K3Y(AsO4)2

Computed at

2024-09-13 12:53:10.365287

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: agm011664024).

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 agm011664024
data_agm011664024
_cell_length_a     10.16699
_cell_length_b     10.16699
_cell_length_c     8.03029
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       718.86322
_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 0.33138 0.33589 0.75573 1.00000
  K2 K 0.00452 0.66862 0.75573 1.00000
  K3 K 0.66411 0.99548 0.75573 1.00000
  K4 K 0.66862 0.66411 0.24427 1.00000
  K5 K 0.99548 0.33138 0.24427 1.00000
  K6 K 0.33589 0.00452 0.24427 1.00000
  K7 K 0.33333 0.66667 0.00522 1.00000
  K8 K 0.66667 0.33333 0.99478 1.00000
  K9 K 0.00000 0.00000 0.00000 1.00000
  Y1 Y 0.33333 0.66667 0.54278 1.00000
  Y2 Y 0.66667 0.33333 0.45722 1.00000
  Y3 Y 0.00000 0.00000 0.50000 1.00000
  As1 As 0.32539 0.34116 0.26517 1.00000
  As2 As 0.01577 0.67461 0.26517 1.00000
  As3 As 0.65884 0.98423 0.26517 1.00000
  As4 As 0.67461 0.65884 0.73483 1.00000
  As5 As 0.98423 0.32539 0.73483 1.00000
  As6 As 0.34116 0.01577 0.73483 1.00000
  O1 O 0.33161 0.47700 0.40051 1.00000
  O2 O 0.14540 0.66839 0.40051 1.00000
  O3 O 0.52300 0.85460 0.40051 1.00000
  O4 O 0.66839 0.52300 0.59949 1.00000
  O5 O 0.85460 0.33161 0.59949 1.00000
  O6 O 0.47700 0.14540 0.59949 1.00000
  O7 O 0.49670 0.34394 0.27414 1.00000
  O8 O 0.84723 0.50330 0.27414 1.00000
  O9 O 0.65606 0.15277 0.27414 1.00000
  O10 O 0.50330 0.65606 0.72586 1.00000
  O11 O 0.15277 0.49670 0.72586 1.00000
  O12 O 0.34394 0.84723 0.72586 1.00000
  O13 O 0.18430 0.16293 0.32668 1.00000
  O14 O 0.97863 0.81570 0.32668 1.00000
  O15 O 0.83707 0.02137 0.32668 1.00000
  O16 O 0.81570 0.83707 0.67332 1.00000
  O17 O 0.02137 0.18430 0.67332 1.00000
  O18 O 0.16293 0.97863 0.67332 1.00000
  O19 O 0.37813 0.09594 0.92679 1.00000
  O20 O 0.90406 0.28219 0.92679 1.00000
  O21 O 0.71781 0.62187 0.92679 1.00000
  O22 O 0.62187 0.90406 0.07321 1.00000
  O23 O 0.09594 0.71781 0.07321 1.00000
  O24 O 0.28219 0.37813 0.07321 1.00000
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