Navigation

HEAS Data Platform · Materials Science Database

Na2V(H4Ir)3

Alexandria ALEX

Alex-ID: agm006681237 · Space group: R-3m (#166)

Basic Information

Formula
Na2V(H4Ir)3
Alex-ID
agm006681237
Elements
4
Sites
18
Space group
R-3m (#166)
Crystal system
trigonal
Volume
157.39
ų
Cell a
5.9609
Å
Cell b
5.9609
Å
Cell c
5.9609
Å
α angle
62.28
°
β angle
62.28
°
γ angle
62.28
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2V(H4Ir)3
Na
2.00 · 11.1%
V
1.00 · 5.6%
H
12.00 · 66.7%
Ir
3.00 · 16.7%

Energy & Stability

Energy above hull
0.0790
eV/atom
Formation energy
-0.2259
eV/atom
Corrected total energy
-81.2823
eV
Raw total energy
-81.2823
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.4193
Total magnetisation
3.1040
μB

Additional Information

Prototype ID

AB2C3D12_24_spg166

Decomposition

Na2H7Ir VIr3 VH2 H2

Computed at

2024-02-23 12:45:14

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: agm006681237).

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 agm006681237
data_agm006681237
_cell_length_a     5.96095
_cell_length_b     5.96095
_cell_length_c     5.96095
_cell_angle_alpha  62.27933
_cell_angle_beta   62.27933
_cell_angle_gamma  62.27933
_cell_volume       157.39241
_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
  Na1 Na 0.62730 0.62730 0.62730 1.00000
  Na2 Na 0.37256 0.37256 0.37256 1.00000
  V1 V 0.00008 0.00008 0.00008 1.00000
  H1 H 0.34063 0.34063 0.88065 1.00000
  H2 H 0.88739 0.88739 0.37259 1.00000
  H3 H 0.37259 0.88739 0.88739 1.00000
  H4 H 0.88065 0.34063 0.34063 1.00000
  H5 H 0.88739 0.37259 0.88739 1.00000
  H6 H 0.34063 0.88065 0.34063 1.00000
  H7 H 0.65925 0.65925 0.11768 1.00000
  H8 H 0.11283 0.11283 0.62765 1.00000
  H9 H 0.62765 0.11283 0.11283 1.00000
  H10 H 0.11768 0.65925 0.65925 1.00000
  H11 H 0.11283 0.62765 0.11283 1.00000
  H12 H 0.65925 0.11768 0.65925 1.00000
  Ir1 Ir 0.50015 0.00010 0.00010 1.00000
  Ir2 Ir 0.00010 0.50015 0.00010 1.00000
  Ir3 Ir 0.00010 0.00010 0.50015 1.00000
Get direct link