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Sm4Dy5Mg

Alexandria ALEX

Alex-ID: agm003649503 · Space group: I4mm (#107)

Basic Information

Formula
Sm4Dy5Mg
Alex-ID
agm003649503
Elements
3
Sites
10
Space group
I4mm (#107)
Crystal system
tetragonal
Volume
328.67
ų
Cell a
5.7738
Å
Cell b
8.0783
Å
Cell c
8.0783
Å
α angle
82.66
°
β angle
69.06
°
γ angle
69.06
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm4Dy5Mg
Sm
4.00 · 40.0%
Dy
5.00 · 50.0%
Mg
1.00 · 10.0%

Energy & Stability

Energy above hull
0.2125
eV/atom
Formation energy
0.1903
eV/atom
Corrected total energy
-41.6048
eV
Raw total energy
-41.6048
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
11.9226
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB4C5_149_spg79

Decomposition

Sm3Dy5 SmMg

Computed at

2022-04-06 21:41:16.687876

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: agm003649503).

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 agm003649503
data_agm003649503
_cell_length_a     5.77384
_cell_length_b     8.07826
_cell_length_c     8.07826
_cell_angle_alpha  82.66257
_cell_angle_beta   69.06130
_cell_angle_gamma  69.06130
_cell_volume       328.66941
_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 0.46303 0.31838 0.68163 1.00000
  Sm2 Sm 0.78142 0.68163 0.68162 1.00000
  Sm3 Sm 0.14466 0.31837 0.31838 1.00000
  Sm4 Sm 0.46305 0.68162 0.31837 1.00000
  Dy1 Dy 0.76612 0.37066 0.00001 1.00000
  Dy2 Dy 0.13678 0.00001 0.62934 1.00000
  Dy3 Dy 0.76613 0.99999 0.37066 1.00000
  Dy4 Dy 0.13679 0.62934 0.99999 1.00000
  Dy5 Dy 0.66614 1.00000 0.00000 1.00000
  Mg1 Mg 0.18618 1.00000 0.00000 1.00000
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