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Sm(Ho2Er3)2

Alexandria ALEX

Alex-ID: agm003663791 · Space group: I-42m (#121)

Basic Information

Formula
Sm(Ho2Er3)2
Alex-ID
agm003663791
Elements
3
Sites
11
Space group
I-42m (#121)
Crystal system
tetragonal
Volume
373.21
ų
Cell a
7.5978
Å
Cell b
7.5978
Å
Cell c
8.4060
Å
α angle
116.87
°
β angle
116.87
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm(Ho2Er3)2
Sm
1.00 · 9.1%
Ho
4.00 · 36.4%
Er
6.00 · 54.5%

Energy & Stability

Energy above hull
0.4640
eV/atom
Formation energy
0.4586
eV/atom
Corrected total energy
-45.3703
eV
Raw total energy
-45.3703
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
16.3095
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C6_181_spg121

Decomposition

Sm3(Ho2Er)2 HoEr5 Sm2Ho7

Computed at

2022-04-08 13:42:08.310257

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: agm003663791).

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 agm003663791
data_agm003663791
_cell_length_a     7.59784
_cell_length_b     7.59784
_cell_length_c     8.40603
_cell_angle_alpha  116.86747
_cell_angle_beta   116.86747
_cell_angle_gamma  90.00000
_cell_volume       373.21304
_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 0.00000 1.00000
  Ho1 Ho 0.08944 0.75778 0.84722 1.00000
  Ho2 Ho 0.91056 0.91056 0.15278 1.00000
  Ho3 Ho 0.75778 0.08944 0.84722 1.00000
  Ho4 Ho 0.24222 0.24222 0.15278 1.00000
  Er1 Er 0.93147 0.43882 0.37029 1.00000
  Er2 Er 0.43882 0.93147 0.37029 1.00000
  Er3 Er 0.56118 0.56118 0.62971 1.00000
  Er4 Er 0.00000 0.50000 0.00000 1.00000
  Er5 Er 0.06853 0.06853 0.62971 1.00000
  Er6 Er 0.50000 0.00000 0.00000 1.00000
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