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Be2HgAu2

Alexandria ALEX

Alex-ID: agm002960147 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Be2HgAu2
Alex-ID
agm002960147
Elements
3
Sites
10
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
148.60
ų
Cell a
6.9647
Å
Cell b
6.9647
Å
Cell c
3.0634
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Be2HgAu2
Be
4.00 · 40.0%
Au
4.00 · 40.0%
Hg
2.00 · 20.0%

Energy & Stability

Energy above hull
0.1402
eV/atom
Formation energy
0.0300
eV/atom
Corrected total energy
-28.4365
eV
Raw total energy
-28.4365
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
1.4817
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_3_spg127

Decomposition

Hg BeAu

Computed at

2017-02-02 10:11:55

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: agm002960147).

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 agm002960147
data_agm002960147
_cell_length_a     6.96465
_cell_length_b     6.96465
_cell_length_c     3.06343
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       148.59604
_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
  Be1 Be 0.36644 0.86644 0.00000 1.00000
  Be2 Be 0.86644 0.63356 0.00000 1.00000
  Be3 Be 0.63356 0.13356 0.00000 1.00000
  Be4 Be 0.13356 0.36644 0.00000 1.00000
  Au1 Au 0.14994 0.64994 0.50000 1.00000
  Au2 Au 0.64994 0.85006 0.50000 1.00000
  Au3 Au 0.85006 0.35006 0.50000 1.00000
  Au4 Au 0.35006 0.14994 0.50000 1.00000
  Hg1 Hg 0.00000 0.00000 0.00000 1.00000
  Hg2 Hg 0.50000 0.50000 0.00000 1.00000
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