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Dy2Hf2HPb2

Alexandria ALEX

Alex-ID: agm006541536 · Space group: I4/mmm (#139)

Alexandria Database API

Basic Information

Formula
Dy2Hf2HPb2
Alex-ID
agm006541536
Elements
4
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
158.51
ų
Cell a
8.8623
Å
Cell b
8.8623
Å
Cell c
8.8623
Å
α angle
151.46
°
β angle
151.46
°
γ angle
40.80
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Dy2Hf2HPb2
Dy
2.00 · 28.6%
Hf
2.00 · 28.6%
H
1.00 · 14.3%
Pb
2.00 · 28.6%

Energy & Stability

Energy above hull
0.0449
eV/atom
Formation energy
-0.3729
eV/atom
Corrected total energy
-42.3812
eV
Raw total energy
-42.3812
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.6969
Total magnetisation
-0.0013
μB

Additional Information

Prototype ID

AB2C2D2_520_spg69

Decomposition

DyPb Hf8Pb Dy5Pb4 HfH

Computed at

2024-03-01 07:16:48.824752

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: agm006541536).

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 agm006541536
data_agm006541536
_cell_length_a     8.86234
_cell_length_b     8.86234
_cell_length_c     8.86234
_cell_angle_alpha  151.46461
_cell_angle_beta   151.46461
_cell_angle_gamma  40.79567
_cell_volume       158.50710
_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 0.17325 0.17325 0.00000 1.00000
  Dy2 Dy 0.82675 0.82675 0.00000 1.00000
  Hf1 Hf 0.00000 0.50000 0.50000 1.00000
  Hf2 Hf 0.50000 0.00000 0.50000 1.00000
  H1 H 0.00000 0.00000 0.00000 1.00000
  Pb1 Pb 0.36581 0.36581 0.00000 1.00000
  Pb2 Pb 0.63419 0.63419 0.00000 1.00000
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