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KNaCdH4

Alexandria ALEX

Alex-ID: agm007655016 · Space group: Cmcm (#63)

Basic Information

Formula
KNaCdH4
Alex-ID
agm007655016
Elements
4
Sites
14
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
245.72
ų
Cell a
6.0657
Å
Cell b
6.0657
Å
Cell c
7.3397
Å
α angle
90.00
°
β angle
90.00
°
γ angle
114.50
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KNaCdH4
K
2.00 · 14.3%
Na
2.00 · 14.3%
Cd
2.00 · 14.3%
H
8.00 · 57.1%

Energy & Stability

Energy above hull
0.0355
eV/atom
Formation energy
-0.1683
eV/atom
Corrected total energy
-34.9632
eV
Raw total energy
-34.9632
eV

Electronic Structure

Indirect band gap
2.9682
eV
Direct band gap
3.3259
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD4_1075_spg11

Decomposition

NaH7 KCd11 K2CdH4 NaH

Computed at

2024-02-07 15:44:43

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: agm007655016).

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 agm007655016
data_agm007655016
_cell_length_a     6.06566
_cell_length_b     6.06566
_cell_length_c     7.33971
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  114.50249
_cell_volume       245.72469
_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 0.50000 0.50000 0.50000 1.00000
  K2 K 0.50000 0.50000 0.00000 1.00000
  Na1 Na 0.83985 0.16015 0.25000 1.00000
  Na2 Na 0.16015 0.83985 0.75000 1.00000
  Cd1 Cd 0.14173 0.85827 0.25000 1.00000
  Cd2 Cd 0.85827 0.14173 0.75000 1.00000
  H1 H 0.19332 0.24342 0.75000 1.00000
  H2 H 0.75658 0.80668 0.75000 1.00000
  H3 H 0.76002 0.23998 0.95845 1.00000
  H4 H 0.76002 0.23998 0.54155 1.00000
  H5 H 0.23998 0.76002 0.04155 1.00000
  H6 H 0.23998 0.76002 0.45845 1.00000
  H7 H 0.80668 0.75658 0.25000 1.00000
  H8 H 0.24342 0.19332 0.25000 1.00000
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