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KDy(BH4)4

Alexandria ALEX

Alex-ID: agm006754653 · Space group: I4_1/a (#88)

Basic Information

Formula
KDy(BH4)4
Alex-ID
agm006754653
Elements
4
Sites
44
Space group
I4_1/a (#88)
Crystal system
tetragonal
Volume
484.32
ų
Cell a
9.9662
Å
Cell b
9.9662
Å
Cell c
9.9662
Å
α angle
135.20
°
β angle
135.20
°
γ angle
65.22
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KDy(BH4)4
K
2.00 · 4.5%
Dy
2.00 · 4.5%
B
8.00 · 18.2%
H
32.00 · 72.7%

Energy & Stability

Energy above hull
0.0113
eV/atom
Formation energy
-0.4188
eV/atom
Corrected total energy
-186.9321
eV
Raw total energy
-186.9321
eV

Electronic Structure

Indirect band gap
6.0561
eV
Direct band gap
6.0863
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4D16_6_spg88

Decomposition

Dy(BH4)3 KBH4

Computed at

2024-08-25 00:11:23.034944

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: agm006754653).

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 agm006754653
data_agm006754653
_cell_length_a     9.96621
_cell_length_b     9.96621
_cell_length_c     9.96621
_cell_angle_alpha  135.20196
_cell_angle_beta   135.20196
_cell_angle_gamma  65.21655
_cell_volume       484.31719
_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 0.00000 0.00000 0.00000 1.00000
  K2 K 0.75000 0.25000 0.50000 1.00000
  Dy1 Dy 0.50000 0.50000 0.00000 1.00000
  Dy2 Dy 0.25000 0.75000 0.50000 1.00000
  B1 B 0.68853 0.83138 0.36506 1.00000
  B2 B 0.46633 0.32348 0.63494 1.00000
  B3 B 0.28367 0.92652 0.86506 1.00000
  B4 B 0.06147 0.41862 0.13494 1.00000
  B5 B 0.67652 0.31147 0.14285 1.00000
  B6 B 0.16862 0.53367 0.85715 1.00000
  B7 B 0.58138 0.71633 0.64285 1.00000
  B8 B 0.07348 0.93853 0.35715 1.00000
  H1 H 0.78313 0.70705 0.30720 1.00000
  H2 H 0.39984 0.47592 0.69280 1.00000
  H3 H 0.35016 0.77408 0.80720 1.00000
  H4 H 0.96687 0.54295 0.19280 1.00000
  H5 H 0.52408 0.21687 0.92392 1.00000
  H6 H 0.29295 0.60016 0.07608 1.00000
  H7 H 0.45705 0.64984 0.42392 1.00000
  H8 H 0.22592 0.03313 0.57608 1.00000
  H9 H 0.54559 0.81807 0.18024 1.00000
  H10 H 0.63783 0.36535 0.81976 1.00000
  H11 H 0.11217 0.88465 0.68024 1.00000
  H12 H 0.20441 0.43193 0.31976 1.00000
  H13 H 0.63465 0.45441 0.27248 1.00000
  H14 H 0.18193 0.36217 0.72752 1.00000
  H15 H 0.56807 0.88783 0.77248 1.00000
  H16 H 0.11535 0.79559 0.22752 1.00000
  H17 H 0.62856 0.78697 0.40562 1.00000
  H18 H 0.38135 0.22294 0.59438 1.00000
  H19 H 0.36865 0.02706 0.90562 1.00000
  H20 H 0.12144 0.46303 0.09438 1.00000
  H21 H 0.77706 0.37144 0.15841 1.00000
  H22 H 0.21303 0.61865 0.84159 1.00000
  H23 H 0.53697 0.63135 0.65841 1.00000
  H24 H 0.97294 0.87856 0.34159 1.00000
  H25 H 0.78563 0.99032 0.54440 1.00000
  H26 H 0.44592 0.24123 0.45560 1.00000
  H27 H 0.30408 0.00877 0.04440 1.00000
  H28 H 0.96437 0.25968 0.95560 1.00000
  H29 H 0.75877 0.21437 0.20469 1.00000
  H30 H 0.00968 0.55408 0.79531 1.00000
  H31 H 0.74032 0.69592 0.70469 1.00000
  H32 H 0.99123 0.03563 0.29531 1.00000
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