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Na4HfV3N8

Alexandria ALEX

Alex-ID: agm044697920 · Space group: R-3m (#166)

Basic Information

Formula
Na4HfV3N8
Alex-ID
agm044697920
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
178.35
ų
Cell a
6.6336
Å
Cell b
6.6336
Å
Cell c
6.6336
Å
α angle
54.18
°
β angle
54.18
°
γ angle
54.18
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na4HfV3N8
Na
4.00 · 25.0%
Hf
1.00 · 6.3%
V
3.00 · 18.8%
N
8.00 · 50.0%

Energy & Stability

Energy above hull
0.2190
eV/atom
Formation energy
-0.7820
eV/atom
Corrected total energy
-118.7166
eV
Raw total energy
-118.7166
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.5389
Total magnetisation
0.0008
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

Na3(VN2)2 NaVN2 NaHf2N3 NaN3

Computed at

2024-08-15 00:52:43.288348

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: agm044697920).

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 agm044697920
data_agm044697920
_cell_length_a     6.63359
_cell_length_b     6.63359
_cell_length_c     6.63359
_cell_angle_alpha  54.17586
_cell_angle_beta   54.17586
_cell_angle_gamma  54.17586
_cell_volume       178.34919
_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 0.00000 0.00000 0.00000 1.00000
  Na2 Na 0.50000 0.50000 0.00000 1.00000
  Na3 Na 0.50000 0.00000 0.50000 1.00000
  Na4 Na 0.00000 0.50000 0.50000 1.00000
  Hf1 Hf 0.50000 0.50000 0.50000 1.00000
  V1 V 0.00000 0.50000 0.00000 1.00000
  V2 V 0.50000 0.00000 0.00000 1.00000
  V3 V 0.00000 0.00000 0.50000 1.00000
  N1 N 0.78905 0.26037 0.26037 1.00000
  N2 N 0.26037 0.78905 0.26037 1.00000
  N3 N 0.22960 0.22960 0.22960 1.00000
  N4 N 0.26037 0.26037 0.78905 1.00000
  N5 N 0.73963 0.73963 0.21095 1.00000
  N6 N 0.77040 0.77040 0.77040 1.00000
  N7 N 0.73963 0.21095 0.73963 1.00000
  N8 N 0.21095 0.73963 0.73963 1.00000
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