Navigation

HEAS Data Platform · Materials Science Database

Tb2SmHoHg4

Alexandria ALEX

Alex-ID: agm044895831 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
Tb2SmHoHg4
Alex-ID
agm044895831
Elements
4
Sites
16
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
420.18
ų
Cell a
7.4987
Å
Cell b
7.4987
Å
Cell c
7.4725
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb2SmHoHg4
Tb
4.00 · 25.0%
Sm
2.00 · 12.5%
Ho
2.00 · 12.5%
Hg
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0043
eV/atom
Formation energy
-0.4447
eV/atom
Corrected total energy
-47.1355
eV
Raw total energy
-47.1355
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
18.3602
Total magnetisation
1.8896
μB

Additional Information

Prototype ID

ABC2D4_1336_spg123

Decomposition

TbSm2HoHg4 TbHo4Hg5 TbHg

Computed at

2025-01-29 09:59:44

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: agm044895831).

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 agm044895831
data_agm044895831
_cell_length_a     7.49869
_cell_length_b     7.49869
_cell_length_c     7.47247
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       420.17945
_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
  Tb1 Tb 0.50000 0.00000 0.00000 1.00000
  Tb2 Tb 0.00000 0.50000 0.00000 1.00000
  Tb3 Tb 0.50000 0.50000 0.00000 1.00000
  Tb4 Tb 0.50000 0.50000 0.50000 1.00000
  Sm1 Sm 0.00000 0.00000 0.50000 1.00000
  Sm2 Sm 0.00000 0.00000 0.00000 1.00000
  Ho1 Ho 0.00000 0.50000 0.50000 1.00000
  Ho2 Ho 0.50000 0.00000 0.50000 1.00000
  Hg1 Hg 0.25509 0.25509 0.25268 1.00000
  Hg2 Hg 0.25509 0.25509 0.74732 1.00000
  Hg3 Hg 0.74491 0.74491 0.25268 1.00000
  Hg4 Hg 0.74491 0.74491 0.74732 1.00000
  Hg5 Hg 0.74491 0.25509 0.25268 1.00000
  Hg6 Hg 0.25509 0.74491 0.25268 1.00000
  Hg7 Hg 0.74491 0.25509 0.74732 1.00000
  Hg8 Hg 0.25509 0.74491 0.74732 1.00000
Get direct link