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Dy4Bi2TePb

Alexandria ALEX

Alex-ID: agm025945802 · Space group: I4/mmm (#139)

Alexandria Database API

Basic Information

Formula
Dy4Bi2TePb
Alex-ID
agm025945802
Elements
4
Sites
8
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
248.35
ų
Cell a
7.7040
Å
Cell b
7.7040
Å
Cell c
7.7040
Å
α angle
131.89
°
β angle
131.89
°
γ angle
70.41
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Dy4Bi2TePb
Dy
4.00 · 50.0%
Bi
2.00 · 25.0%
Te
1.00 · 12.5%
Pb
1.00 · 12.5%

Energy & Stability

Energy above hull
0.0056
eV/atom
Formation energy
-0.9005
eV/atom
Corrected total energy
-40.2307
eV
Raw total energy
-40.2307
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0252
eV
DOS at Fermi level
1.6605
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_41_spg42

Decomposition

Dy8Bi7Te Dy2TePb DyPb

Computed at

2025-07-01 12:29:30

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: agm025945802).

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 agm025945802
data_agm025945802
_cell_length_a     7.70404
_cell_length_b     7.70404
_cell_length_c     7.70404
_cell_angle_alpha  131.88559
_cell_angle_beta   131.88559
_cell_angle_gamma  70.40978
_cell_volume       248.34824
_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
  Dy1 Dy 0.00000 0.50000 0.50000 1.00000
  Dy2 Dy 0.50000 0.00000 0.50000 1.00000
  Dy3 Dy 0.74692 0.74692 0.00000 1.00000
  Dy4 Dy 0.25308 0.25308 0.00000 1.00000
  Bi1 Bi 0.25000 0.75000 0.50000 1.00000
  Bi2 Bi 0.75000 0.25000 0.50000 1.00000
  Te1 Te 0.00000 0.00000 0.00000 1.00000
  Pb1 Pb 0.50000 0.50000 0.00000 1.00000
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