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Ba4AgHg

Alexandria ALEX

Alex-ID: agm005806936 · Space group: P4/mmm (#123)

Basic Information

Formula
Ba4AgHg
Alex-ID
agm005806936
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
269.62
ų
Cell a
4.2330
Å
Cell b
4.2330
Å
Cell c
15.0476
Å
α angle
90.01
°
β angle
90.01
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba4AgHg
Ba
4.00 · 66.7%
Ag
1.00 · 16.7%
Hg
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0136
eV/atom
Formation energy
-0.2568
eV/atom
Corrected total energy
-12.4439
eV
Raw total energy
-12.4439
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.3185
Total magnetisation
0.0008
μB

Additional Information

Prototype ID

ABC4_506_spg123

Decomposition

Ba3Ag2 Ba2Hg Ba

Computed at

2023-07-26 20:53:47.598037

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: agm005806936).

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 agm005806936
data_agm005806936
_cell_length_a     4.23297
_cell_length_b     4.23297
_cell_length_c     15.04763
_cell_angle_alpha  90.00501
_cell_angle_beta   90.00502
_cell_angle_gamma  89.99995
_cell_volume       269.62377
_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 0.49986 0.49986 0.86805 1.00000
  Ba2 Ba 0.50014 0.50014 0.13195 1.00000
  Ba3 Ba 0.99993 0.99993 0.62923 1.00000
  Ba4 Ba 0.00007 0.00007 0.37077 1.00000
  Ag1 Ag 0.50000 0.50000 0.50000 1.00000
  Hg1 Hg 0.00000 0.00000 0.00000 1.00000
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