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Sm3Er2Tm

Alexandria ALEX

Alex-ID: agm018954615 · Space group: Cmcm (#63)

Basic Information

Formula
Sm3Er2Tm
Alex-ID
agm018954615
Elements
3
Sites
12
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
382.63
ų
Cell a
9.4290
Å
Cell b
9.4290
Å
Cell c
11.5492
Å
α angle
90.00
°
β angle
90.00
°
γ angle
158.12
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm3Er2Tm
Sm
6.00 · 50.0%
Er
4.00 · 33.3%
Tm
2.00 · 16.7%

Energy & Stability

Energy above hull
0.0030
eV/atom
Formation energy
-0.0015
eV/atom
Corrected total energy
-55.5535
eV
Raw total energy
-55.5535
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0092
eV
DOS at Fermi level
12.3933
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_6343_spg63

Decomposition

Sm3(Er2Tm)2 Sm

Computed at

2025-03-07 13:26:09

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: agm018954615).

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 agm018954615
data_agm018954615
_cell_length_a     9.42904
_cell_length_b     9.42904
_cell_length_c     11.54920
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  158.12127
_cell_volume       382.63084
_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 0.33427 0.66573 0.49794 1.00000
  Sm2 Sm 0.66573 0.33427 0.50206 1.00000
  Sm3 Sm 0.66573 0.33427 0.99794 1.00000
  Sm4 Sm 0.33427 0.66573 0.00206 1.00000
  Sm5 Sm 0.88958 0.11042 0.75000 1.00000
  Sm6 Sm 0.11042 0.88958 0.25000 1.00000
  Er1 Er 0.55529 0.44471 0.75000 1.00000
  Er2 Er 0.44471 0.55529 0.25000 1.00000
  Er3 Er 0.22085 0.77915 0.75000 1.00000
  Er4 Er 0.77915 0.22085 0.25000 1.00000
  Tm1 Tm 0.00000 0.00000 0.50000 1.00000
  Tm2 Tm 0.00000 0.00000 0.00000 1.00000
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