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SmEr3Mn8

Alexandria ALEX

Alex-ID: agm005269115 · Space group: P3m1 (#156)

Basic Information

Formula
SmEr3Mn8
Alex-ID
agm005269115
Elements
3
Sites
12
Space group
P3m1 (#156)
Crystal system
trigonal
Volume
189.53
ų
Cell a
5.0107
Å
Cell b
5.0107
Å
Cell c
8.7169
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmEr3Mn8
Sm
1.00 · 8.3%
Er
3.00 · 25.0%
Mn
8.00 · 66.7%

Energy & Stability

Energy above hull
0.1247
eV/atom
Formation energy
0.1160
eV/atom
Corrected total energy
-90.3771
eV
Raw total energy
-90.3771
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0004
eV
DOS at Fermi level
13.2703
Total magnetisation
4.1237
μB

Additional Information

Prototype ID

AB3C8_30_spg156

Decomposition

Sm2Er7 Er2Mn17 SmEr2

Computed at

2023-05-05 07:26:37.102271

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: agm005269115).

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 agm005269115
data_agm005269115
_cell_length_a     5.01067
_cell_length_b     5.01067
_cell_length_c     8.71691
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       189.53332
_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 0.66667 0.33333 0.56615 1.00000
  Er1 Er 0.33333 0.66667 0.43208 1.00000
  Er2 Er 0.33333 0.66667 0.06580 1.00000
  Er3 Er 0.66667 0.33333 0.93530 1.00000
  Mn1 Mn 0.00000 0.00000 0.49812 1.00000
  Mn2 Mn 0.00000 0.00000 0.00087 1.00000
  Mn3 Mn 0.16898 0.33797 0.75364 1.00000
  Mn4 Mn 0.16898 0.83102 0.75364 1.00000
  Mn5 Mn 0.66203 0.83102 0.75364 1.00000
  Mn6 Mn 0.83126 0.66252 0.24703 1.00000
  Mn7 Mn 0.83126 0.16874 0.24703 1.00000
  Mn8 Mn 0.33748 0.16874 0.24703 1.00000
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