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Ba2NaAg3As4

Alexandria ALEX

Alex-ID: agm004530388 · Space group: P-4m2 (#115)

Basic Information

Formula
Ba2NaAg3As4
Alex-ID
agm004530388
Elements
4
Sites
10
Space group
P-4m2 (#115)
Crystal system
tetragonal
Volume
247.66
ų
Cell a
4.7081
Å
Cell b
4.7081
Å
Cell c
11.1730
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2NaAg3As4
Ba
2.00 · 20.0%
Na
1.00 · 10.0%
Ag
3.00 · 30.0%
As
4.00 · 40.0%

Energy & Stability

Energy above hull
0.0540
eV/atom
Formation energy
-0.5076
eV/atom
Corrected total energy
-37.3924
eV
Raw total energy
-37.3924
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0489
eV
DOS at Fermi level
5.7521
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D4_7_spg115

Decomposition

BaAgAs Na3As7 Na2AgAs Ag

Computed at

2022-06-21 10:18:11.640048

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: agm004530388).

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 agm004530388
data_agm004530388
_cell_length_a     4.70807
_cell_length_b     4.70807
_cell_length_c     11.17303
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       247.66092
_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
  Ba1 Ba 0.50000 0.00000 0.24446 1.00000
  Ba2 Ba 0.00000 0.50000 0.75554 1.00000
  Na1 Na 0.50000 0.50000 0.50000 1.00000
  Ag1 Ag 0.00000 0.00000 0.50000 1.00000
  Ag2 Ag 0.50000 0.00000 0.87993 1.00000
  Ag3 Ag 0.00000 0.50000 0.12007 1.00000
  As1 As 0.50000 0.50000 0.00000 1.00000
  As2 As 0.00000 0.00000 0.00000 1.00000
  As3 As 0.50000 0.00000 0.64365 1.00000
  As4 As 0.00000 0.50000 0.35635 1.00000
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