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TcHg7

Alexandria ALEX

Alex-ID: agm005495490 · Space group: Fm-3m (#225)

Basic Information

Formula
TcHg7
Alex-ID
agm005495490
Elements
2
Sites
8
Space group
Fm-3m (#225)
Crystal system
cubic
Volume
172.18
ų
Cell a
6.2446
Å
Cell b
6.2446
Å
Cell c
6.2446
Å
α angle
60.00
°
β angle
60.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
TcHg7
Tc
1.00 · 12.5%
Hg
7.00 · 87.5%

Energy & Stability

Energy above hull
0.4040
eV/atom
Formation energy
0.4040
eV/atom
Corrected total energy
-9.6607
eV
Raw total energy
-9.6607
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.8920
Total magnetisation
0.2982
μB

Additional Information

Prototype ID

AB7_0_spg225

Decomposition

Hg Tc

Computed at

2023-03-19 04:40:27.471532

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: agm005495490).

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 agm005495490
data_agm005495490
_cell_length_a     6.24456
_cell_length_b     6.24456
_cell_length_c     6.24456
_cell_angle_alpha  60.00000
_cell_angle_beta   60.00000
_cell_angle_gamma  60.00000
_cell_volume       172.18289
_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
  Tc1 Tc 0.00000 0.00000 0.00000 1.00000
  Hg1 Hg 0.00000 0.50000 0.50000 1.00000
  Hg2 Hg 0.50000 0.00000 0.50000 1.00000
  Hg3 Hg 0.50000 0.50000 0.00000 1.00000
  Hg4 Hg 0.00000 0.00000 0.50000 1.00000
  Hg5 Hg 0.00000 0.50000 0.00000 1.00000
  Hg6 Hg 0.50000 0.00000 0.00000 1.00000
  Hg7 Hg 0.50000 0.50000 0.50000 1.00000
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