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Sm2Er4Cd

Alexandria ALEX

Alex-ID: agm017193476 · Space group: I4/mmm (#139)

Alexandria Database API

Basic Information

Formula
Sm2Er4Cd
Alex-ID
agm017193476
Elements
3
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
210.81
ų
Cell a
16.7983
Å
Cell b
16.7983
Å
Cell c
16.7983
Å
α angle
167.83
°
β angle
167.83
°
γ angle
17.25
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sm2Er4Cd
Sm
2.00 · 28.6%
Er
4.00 · 57.1%
Cd
1.00 · 14.3%

Energy & Stability

Energy above hull
0.0265
eV/atom
Formation energy
-0.0686
eV/atom
Corrected total energy
-29.1024
eV
Raw total energy
-29.1024
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0127
eV
DOS at Fermi level
9.6050
Total magnetisation
0.0041
μB

Additional Information

Prototype ID

AB2C4_916_spg65

Decomposition

SmEr2 SmErCd Sm2Er7

Computed at

2025-05-02 01:13:27

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: agm017193476).

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 agm017193476
data_agm017193476
_cell_length_a     16.79833
_cell_length_b     16.79833
_cell_length_c     16.79833
_cell_angle_alpha  167.82523
_cell_angle_beta   167.82523
_cell_angle_gamma  17.25043
_cell_volume       210.81443
_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 0.71086 0.71086 0.00000 1.00000
  Sm2 Sm 0.28914 0.28914 0.00000 1.00000
  Er1 Er 0.56162 0.56162 0.00000 1.00000
  Er2 Er 0.43838 0.43838 0.00000 1.00000
  Er3 Er 0.86481 0.86481 0.00000 1.00000
  Er4 Er 0.13519 0.13519 0.00000 1.00000
  Cd1 Cd 0.00000 0.00000 0.00000 1.00000
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