Navigation

HEAS Data Platform · Materials Science Database

Dy7GaSe5

Alexandria ALEX

Alex-ID: agm006076809 · Space group: Cmcm (#63)

Basic Information

Formula
Dy7GaSe5
Alex-ID
agm006076809
Elements
3
Sites
26
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
649.48
ų
Cell a
4.0142
Å
Cell b
6.9882
Å
Cell c
24.1729
Å
α angle
90.00
°
β angle
90.00
°
γ angle
106.71
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Dy7GaSe5
Dy
14.00 · 53.8%
Ga
2.00 · 7.7%
Se
10.00 · 38.5%

Energy & Stability

Energy above hull
0.0287
eV/atom
Formation energy
-1.4516
eV/atom
Corrected total energy
-143.1582
eV
Raw total energy
-143.1582
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0107
eV
DOS at Fermi level
14.8886
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB5C7_26_spg63

Decomposition

Dy5GaSe4 Dy DySe

Computed at

2023-08-09 12:03:18.718395

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: agm006076809).

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 agm006076809
data_agm006076809
_cell_length_a     4.01419
_cell_length_b     6.98825
_cell_length_c     24.17292
_cell_angle_alpha  89.99910
_cell_angle_beta   90.00007
_cell_angle_gamma  106.70710
_cell_volume       649.47801
_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 0.47176 0.94390 0.25000 1.00000
  Dy2 Dy 0.52878 0.05718 0.74999 1.00000
  Dy3 Dy 0.63937 0.27865 0.03654 1.00000
  Dy4 Dy 0.36128 0.72265 0.96348 1.00000
  Dy5 Dy 0.36119 0.72248 0.53653 1.00000
  Dy6 Dy 0.63933 0.27855 0.46347 1.00000
  Dy7 Dy 0.19185 0.38401 0.18028 1.00000
  Dy8 Dy 0.80879 0.61727 0.81973 1.00000
  Dy9 Dy 0.80865 0.61698 0.68026 1.00000
  Dy10 Dy 0.19184 0.38399 0.31973 1.00000
  Dy11 Dy 0.90703 0.81467 0.11747 1.00000
  Dy12 Dy 0.09365 0.18669 0.88249 1.00000
  Dy13 Dy 0.09347 0.18633 0.61743 1.00000
  Dy14 Dy 0.90701 0.81462 0.38253 1.00000
  Ga1 Ga 0.81083 0.62028 0.25001 1.00000
  Ga2 Ga 0.18968 0.38080 0.75004 1.00000
  Se1 Se 0.00034 0.00067 1.00000 1.00000
  Se2 Se 0.72327 0.44705 0.92782 1.00000
  Se3 Se 0.27739 0.55424 0.07220 1.00000
  Se4 Se 0.55301 0.10628 0.35758 1.00000
  Se5 Se 0.44749 0.89471 0.64242 1.00000
  Se6 Se 0.00025 0.00050 0.49999 1.00000
  Se7 Se 0.27735 0.55417 0.42781 1.00000
  Se8 Se 0.72317 0.44686 0.57219 1.00000
  Se9 Se 0.44763 0.89500 0.85759 1.00000
  Se10 Se 0.55301 0.10628 0.14243 1.00000
Get direct link