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NaBi2As

Alexandria ALEX

Alex-ID: agm005779115 · Space group: Cmcm (#63)

Basic Information

Formula
NaBi2As
Alex-ID
agm005779115
Elements
3
Sites
8
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
257.17
ų
Cell a
4.7011
Å
Cell b
4.7012
Å
Cell c
11.9018
Å
α angle
90.00
°
β angle
90.00
°
γ angle
102.12
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaBi2As
Na
2.00 · 25.0%
Bi
4.00 · 50.0%
As
2.00 · 25.0%

Energy & Stability

Energy above hull
0.1084
eV/atom
Formation energy
-0.0878
eV/atom
Corrected total energy
-28.1634
eV
Raw total energy
-28.1634
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0077
eV
DOS at Fermi level
2.0103
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_7377_spg63

Decomposition

Bi NaAs

Computed at

2023-07-12 07:08:20.788431

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: agm005779115).

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 agm005779115
data_agm005779115
_cell_length_a     4.70115
_cell_length_b     4.70115
_cell_length_c     11.90176
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  102.12424
_cell_volume       257.17119
_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 0.42777 0.57223 0.25000 1.00000
  Na2 Na 0.57223 0.42777 0.75000 1.00000
  Bi1 Bi 0.81105 0.18895 0.05393 1.00000
  Bi2 Bi 0.18895 0.81105 0.55393 1.00000
  Bi3 Bi 0.81105 0.18895 0.44607 1.00000
  Bi4 Bi 0.18895 0.81105 0.94607 1.00000
  As1 As 0.01905 0.98095 0.25000 1.00000
  As2 As 0.98095 0.01905 0.75000 1.00000
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