Navigation

HEAS Data Platform · Materials Science Database

Tm2AlHg3

Alexandria ALEX

Alex-ID: agm017646199 · Space group: Pmm2 (#25)

Basic Information

Formula
Tm2AlHg3
Alex-ID
agm017646199
Elements
3
Sites
6
Space group
Pmm2 (#25)
Crystal system
orthorhombic
Volume
136.92
ų
Cell a
3.4650
Å
Cell b
4.7804
Å
Cell c
8.2659
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tm2AlHg3
Tm
2.00 · 33.3%
Al
1.00 · 16.7%
Hg
3.00 · 50.0%

Energy & Stability

Energy above hull
0.0320
eV/atom
Formation energy
-0.3542
eV/atom
Corrected total energy
-15.8967
eV
Raw total energy
-15.8967
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.5867
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_209_spg8

Decomposition

TmHg3 TmAlHg Tm3Hg5

Computed at

2025-04-13 15:02:22

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: agm017646199).

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 agm017646199
data_agm017646199
_cell_length_a     3.46500
_cell_length_b     4.78038
_cell_length_c     8.26589
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       136.91635
_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
  Tm1 Tm 0.00000 0.50000 0.00139 1.00000
  Tm2 Tm 0.00000 0.00000 0.50093 1.00000
  Al1 Al 0.50000 0.50000 0.32859 1.00000
  Hg1 Hg 0.50000 0.00000 0.83680 1.00000
  Hg2 Hg 0.50000 0.00000 0.18121 1.00000
  Hg3 Hg 0.50000 0.50000 0.65108 1.00000
Get direct link