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K2DyI5

Alexandria ALEX

Alex-ID: agm005898538 · Space group: Pnma (#62)

Basic Information

Formula
K2DyI5
Alex-ID
agm005898538
Elements
3
Sites
32
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
1,314.78
ų
Cell a
9.3097
Å
Cell b
9.7496
Å
Cell c
14.4854
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
K2DyI5
K
8.00 · 25.0%
Dy
4.00 · 12.5%
I
20.00 · 62.5%

Energy & Stability

Energy above hull
0.0210
eV/atom
Formation energy
-1.4245
eV/atom
Corrected total energy
-103.8199
eV
Raw total energy
-103.8199
eV

Electronic Structure

Indirect band gap
3.1785
eV
Direct band gap
3.2310
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C5_256_spg55

Decomposition

K3DyI6 DyI3

Computed at

2023-08-26 07:49:44

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: agm005898538).

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 agm005898538
data_agm005898538
_cell_length_a     9.30969
_cell_length_b     9.74956
_cell_length_c     14.48545
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       1314.77768
_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 0.42096 0.50729 0.82922 1.00000
  K2 K 0.57904 0.49271 0.17078 1.00000
  K3 K 0.92096 0.49271 0.67078 1.00000
  K4 K 0.57904 0.00729 0.17078 1.00000
  K5 K 0.07904 0.50729 0.32922 1.00000
  K6 K 0.42096 0.99271 0.82922 1.00000
  K7 K 0.07904 0.99271 0.32922 1.00000
  K8 K 0.92096 0.00729 0.67078 1.00000
  Dy1 Dy 0.42183 0.25000 0.50579 1.00000
  Dy2 Dy 0.57817 0.75000 0.49421 1.00000
  Dy3 Dy 0.92183 0.75000 0.99421 1.00000
  Dy4 Dy 0.07817 0.25000 0.00579 1.00000
  I1 I 0.07985 0.25000 0.51016 1.00000
  I2 I 0.92015 0.75000 0.48984 1.00000
  I3 I 0.57985 0.75000 0.98984 1.00000
  I4 I 0.42015 0.25000 0.01016 1.00000
  I5 I 0.33016 0.95263 0.56480 1.00000
  I6 I 0.66984 0.04737 0.43520 1.00000
  I7 I 0.83016 0.04737 0.93520 1.00000
  I8 I 0.66984 0.45263 0.43520 1.00000
  I9 I 0.16984 0.95263 0.06480 1.00000
  I10 I 0.33016 0.54737 0.56480 1.00000
  I11 I 0.16984 0.54737 0.06480 1.00000
  I12 I 0.83016 0.45263 0.93520 1.00000
  I13 I 0.14506 0.25000 0.79843 1.00000
  I14 I 0.85494 0.75000 0.20157 1.00000
  I15 I 0.64506 0.75000 0.70157 1.00000
  I16 I 0.35494 0.25000 0.29843 1.00000
  I17 I 0.60127 0.25000 0.68605 1.00000
  I18 I 0.39873 0.75000 0.31395 1.00000
  I19 I 0.10127 0.75000 0.81395 1.00000
  I20 I 0.89873 0.25000 0.18605 1.00000
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