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DyH7

Alexandria ALEX

Alex-ID: agm079106485 · Space group: P1 (#1)

Basic Information

Formula
DyH7
Alex-ID
agm079106485
Elements
2
Sites
32
Space group
P1 (#1)
Crystal system
triclinic
Volume
257.41
ų
Cell a
3.9624
Å
Cell b
6.7583
Å
Cell c
9.9760
Å
α angle
80.60
°
β angle
102.39
°
γ angle
91.43
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
DyH7
Dy
4.00 · 12.5%
H
28.00 · 87.5%

Energy & Stability

Energy above hull
0.0848
eV/atom
Formation energy
-0.2713
eV/atom
Corrected total energy
-117.8099
eV
Raw total energy
-117.8099
eV

Electronic Structure

Indirect band gap
1.8363
eV
Direct band gap
1.9691
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB7_392_spg1

Decomposition

DyH3 H2

Computed at

2025-05-28 22:46:35

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: agm079106485).

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 agm079106485
data_agm079106485
_cell_length_a     3.96241
_cell_length_b     6.75830
_cell_length_c     9.97601
_cell_angle_alpha  80.60220
_cell_angle_beta   102.38678
_cell_angle_gamma  91.42800
_cell_volume       257.41443
_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 0.01828 0.22662 0.21938 1.00000
  Dy2 Dy 0.41695 0.30307 0.89368 1.00000
  Dy3 Dy 0.60920 0.07834 0.53662 1.00000
  Dy4 Dy 0.11558 0.61756 0.48205 1.00000
  H1 H 0.27010 0.51811 0.16743 1.00000
  H2 H 0.86407 0.83574 0.74008 1.00000
  H3 H 0.52775 0.17459 0.72896 1.00000
  H4 H 0.65453 0.68020 0.27931 1.00000
  H5 H 0.17576 0.89744 0.59542 1.00000
  H6 H 0.64631 0.75453 0.52641 1.00000
  H7 H 0.63724 0.42657 0.51018 1.00000
  H8 H 0.73590 0.88128 0.77406 1.00000
  H9 H 0.09738 0.16068 0.69958 1.00000
  H10 H 0.96324 0.87023 0.06281 1.00000
  H11 H 0.75374 0.44500 0.04040 1.00000
  H12 H 0.23193 0.50081 0.69829 1.00000
  H13 H 0.01891 0.51108 0.28095 1.00000
  H14 H 0.39715 0.63986 0.91919 1.00000
  H15 H 0.39463 0.96698 0.97140 1.00000
  H16 H 0.95782 0.76856 0.10651 1.00000
  H17 H 0.93507 0.18796 0.96697 1.00000
  H18 H 0.80578 0.50237 0.78256 1.00000
  H19 H 0.93062 0.18029 0.72881 1.00000
  H20 H 0.84121 0.51730 0.86037 1.00000
  H21 H 0.38632 0.96149 0.89435 1.00000
  H22 H 0.56675 0.20233 0.32247 1.00000
  H23 H 0.47189 0.14428 0.11049 1.00000
  H24 H 0.31824 0.64657 0.84044 1.00000
  H25 H 0.10658 0.23667 0.45608 1.00000
  H26 H 0.16723 0.93178 0.36294 1.00000
  H27 H 0.39307 0.46668 0.13041 1.00000
  H28 H 0.59076 0.76503 0.31144 1.00000
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