Navigation

HEAS Data Platform · Materials Science Database

NaSnSe2

Alexandria ALEX

Alex-ID: agm005109895 · Space group: R3m (#160)

Basic Information

Formula
NaSnSe2
Alex-ID
agm005109895
Elements
3
Sites
4
Space group
R3m (#160)
Crystal system
trigonal
Volume
104.46
ų
Cell a
4.0458
Å
Cell b
4.0458
Å
Cell c
7.7300
Å
α angle
74.83
°
β angle
74.83
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NaSnSe2
Na
1.00 · 25.0%
Sn
1.00 · 25.0%
Se
2.00 · 50.0%

Energy & Stability

Energy above hull
0.0496
eV/atom
Formation energy
-0.6538
eV/atom
Corrected total energy
-14.9185
eV
Raw total energy
-14.9185
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.0259
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2_36_spg160

Decomposition

Na2SnSe3 NaSn4Se5

Computed at

2022-07-06 18:39:46.775849

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: agm005109895).

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 agm005109895
data_agm005109895
_cell_length_a     4.04582
_cell_length_b     4.04582
_cell_length_c     7.73005
_cell_angle_alpha  74.82939
_cell_angle_beta   74.82939
_cell_angle_gamma  60.00000
_cell_volume       104.45576
_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 0.49901 0.49901 0.50296 1.00000
  Sn1 Sn 0.66710 0.66710 0.99871 1.00000
  Se1 Se 0.07646 0.07646 0.77061 1.00000
  Se2 Se 0.25743 0.25743 0.22772 1.00000
Get direct link