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SmDy3(YSe3)2

Alexandria ALEX

Alex-ID: agm025280672 · Space group: C2/m (#12)

Basic Information

Formula
SmDy3(YSe3)2
Alex-ID
agm025280672
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
291.51
ų
Cell a
9.1477
Å
Cell b
9.1477
Å
Cell c
8.2016
Å
α angle
77.12
°
β angle
102.88
°
γ angle
154.13
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmDy3(YSe3)2
Sm
1.00 · 8.3%
Dy
3.00 · 25.0%
Y
2.00 · 16.7%
Se
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0081
eV/atom
Formation energy
-1.7632
eV/atom
Corrected total energy
-73.5630
eV
Raw total energy
-73.5630
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0165
eV
DOS at Fermi level
6.6265
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_125_spg2

Decomposition

Sm2Y3Se5 SmDy4Se5 Dy4YSe5

Computed at

2025-01-16 04:43:16

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: agm025280672).

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 agm025280672
data_agm025280672
_cell_length_a     9.14775
_cell_length_b     9.14775
_cell_length_c     8.20158
_cell_angle_alpha  77.12138
_cell_angle_beta   102.87862
_cell_angle_gamma  154.13138
_cell_volume       291.51159
_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
  Sm1 Sm 0.50000 0.50000 0.50000 1.00000
  Dy1 Dy 0.50000 0.50000 0.00000 1.00000
  Dy2 Dy 0.83579 0.16421 0.66672 1.00000
  Dy3 Dy 0.16421 0.83579 0.33328 1.00000
  Y1 Y 0.83487 0.16513 0.16885 1.00000
  Y2 Y 0.16513 0.83487 0.83115 1.00000
  Se1 Se 0.33003 0.66997 0.41582 1.00000
  Se2 Se 0.66722 0.33278 0.08414 1.00000
  Se3 Se 0.66997 0.33003 0.58418 1.00000
  Se4 Se 0.00029 0.99971 0.75638 1.00000
  Se5 Se 0.99971 0.00029 0.24362 1.00000
  Se6 Se 0.33278 0.66722 0.91586 1.00000
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