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Sm4Y6Er

Alexandria ALEX

Alex-ID: agm003662888 · Space group: P-6m2 (#187)

Basic Information

Formula
Sm4Y6Er
Alex-ID
agm003662888
Elements
3
Sites
11
Space group
P-6m2 (#187)
Crystal system
hexagonal
Volume
371.60
ų
Cell a
3.5786
Å
Cell b
10.9500
Å
Cell c
10.9500
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm4Y6Er
Sm
4.00 · 36.4%
Y
6.00 · 54.5%
Er
1.00 · 9.1%

Energy & Stability

Energy above hull
0.1674
eV/atom
Formation energy
0.1610
eV/atom
Corrected total energy
-60.4644
eV
Raw total energy
-60.4644
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
17.5810
Total magnetisation
0.0006
μB

Additional Information

Prototype ID

AB4C6_96_spg187

Decomposition

Sm2Y SmY2 Sm3(Y2Er)2

Computed at

2022-04-08 14:01:50.630640

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: agm003662888).

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 agm003662888
data_agm003662888
_cell_length_a     3.57864
_cell_length_b     10.95000
_cell_length_c     10.95000
_cell_angle_alpha  120.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       371.60118
_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 0.84108 0.68215 1.00000
  Sm2 Sm 0.50000 0.31785 0.15892 1.00000
  Sm3 Sm 0.50000 0.84108 0.15892 1.00000
  Sm4 Sm 0.00000 0.33333 0.66667 1.00000
  Y1 Y 0.00000 0.52079 0.04158 1.00000
  Y2 Y 0.50000 0.63483 0.81741 1.00000
  Y3 Y 0.00000 0.52079 0.47921 1.00000
  Y4 Y 0.00000 0.95842 0.47921 1.00000
  Y5 Y 0.50000 0.18259 0.81741 1.00000
  Y6 Y 0.50000 0.18259 0.36518 1.00000
  Er1 Er 0.00000 0.00000 0.00000 1.00000
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