Navigation

HEAS Data Platform · Materials Science Database

Ba2HgTeSe5

Alexandria ALEX

Alex-ID: agm005156141 · Space group: Cmc2_1 (#36)

Basic Information

Formula
Ba2HgTeSe5
Alex-ID
agm005156141
Elements
4
Sites
18
Space group
Cmc2_1 (#36)
Crystal system
orthorhombic
Volume
559.34
ų
Cell a
4.3566
Å
Cell b
9.9920
Å
Cell c
13.1659
Å
α angle
90.00
°
β angle
90.00
°
γ angle
102.59
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2HgTeSe5
Ba
4.00 · 22.2%
Hg
2.00 · 11.1%
Te
2.00 · 11.1%
Se
10.00 · 55.6%

Energy & Stability

Energy above hull
0.0280
eV/atom
Formation energy
-0.9572
eV/atom
Corrected total energy
-66.8322
eV
Raw total energy
-66.8322
eV

Electronic Structure

Indirect band gap
0.1068
eV
Direct band gap
0.1068
eV
DOS at Fermi level
0.6248
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D5_220_spg36

Decomposition

BaHgSe2 BaTeSe3

Computed at

2023-01-19 13:51:52.956492

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: agm005156141).

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 agm005156141
data_agm005156141
_cell_length_a     4.35658
_cell_length_b     9.99200
_cell_length_c     13.16589
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  102.59180
_cell_volume       559.33901
_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 0.87529 0.75057 0.80814 1.00000
  Ba2 Ba 0.10954 0.21908 0.69124 1.00000
  Ba3 Ba 0.12471 0.24943 0.30814 1.00000
  Ba4 Ba 0.89046 0.78092 0.19124 1.00000
  Hg1 Hg 0.54729 0.09457 0.95065 1.00000
  Hg2 Hg 0.45271 0.90543 0.45065 1.00000
  Te1 Te 0.78277 0.56554 0.51488 1.00000
  Te2 Te 0.21723 0.43446 0.01488 1.00000
  Se1 Se 0.35600 0.71199 0.00203 1.00000
  Se2 Se 0.70624 0.41249 0.86746 1.00000
  Se3 Se 0.49744 0.99489 0.76858 1.00000
  Se4 Se 0.27771 0.55543 0.65918 1.00000
  Se5 Se 0.93377 0.86755 0.56180 1.00000
  Se6 Se 0.64400 0.28801 0.50203 1.00000
  Se7 Se 0.29376 0.58751 0.36746 1.00000
  Se8 Se 0.50256 0.00511 0.26858 1.00000
  Se9 Se 0.72229 0.44457 0.15918 1.00000
  Se10 Se 0.06623 0.13245 0.06180 1.00000
Get direct link