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Ba(Na2Hg)2

Alexandria ALEX

Alex-ID: agm035402003 · Space group: P4_2/mnm (#136)

Basic Information

Formula
Ba(Na2Hg)2
Alex-ID
agm035402003
Elements
3
Sites
14
Space group
P4_2/mnm (#136)
Crystal system
tetragonal
Volume
474.91
ų
Cell a
9.9244
Å
Cell b
9.9244
Å
Cell c
4.8218
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba(Na2Hg)2
Ba
2.00 · 14.3%
Na
8.00 · 57.1%
Hg
4.00 · 28.6%

Energy & Stability

Energy above hull
0.0098
eV/atom
Formation energy
-0.2121
eV/atom
Corrected total energy
-18.8108
eV
Raw total energy
-18.8108
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0622
eV
DOS at Fermi level
7.1894
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C4_3116_spg136

Decomposition

Na8Hg3 Na BaHg

Computed at

2025-03-16 08:16:35

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: agm035402003).

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 agm035402003
data_agm035402003
_cell_length_a     9.92438
_cell_length_b     9.92438
_cell_length_c     4.82178
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       474.91279
_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 0.50000 0.50000 1.00000
  Ba2 Ba 0.00000 0.00000 0.00000 1.00000
  Na1 Na 0.40440 0.16157 0.00000 1.00000
  Na2 Na 0.59560 0.83843 0.00000 1.00000
  Na3 Na 0.33843 0.90440 0.50000 1.00000
  Na4 Na 0.66157 0.09560 0.50000 1.00000
  Na5 Na 0.09560 0.66157 0.50000 1.00000
  Na6 Na 0.90440 0.33843 0.50000 1.00000
  Na7 Na 0.16157 0.40440 0.00000 1.00000
  Na8 Na 0.83843 0.59560 0.00000 1.00000
  Hg1 Hg 0.30780 0.69220 0.00000 1.00000
  Hg2 Hg 0.69220 0.30780 0.00000 1.00000
  Hg3 Hg 0.80780 0.80780 0.50000 1.00000
  Hg4 Hg 0.19220 0.19220 0.50000 1.00000
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