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Tb2Sm2Dy2Mg

Alexandria ALEX

Alex-ID: agm017606012 · Space group: I4/mmm (#139)

Alexandria Database API

Basic Information

Formula
Tb2Sm2Dy2Mg
Alex-ID
agm017606012
Elements
4
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
217.84
ų
Cell a
17.0981
Å
Cell b
17.0981
Å
Cell c
17.0981
Å
α angle
167.95
°
β angle
167.95
°
γ angle
17.07
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb2Sm2Dy2Mg
Tb
2.00 · 28.6%
Sm
2.00 · 28.6%
Dy
2.00 · 28.6%
Mg
1.00 · 14.3%

Energy & Stability

Energy above hull
0.0371
eV/atom
Formation energy
-0.0089
eV/atom
Corrected total energy
-29.5762
eV
Raw total energy
-29.5762
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0077
eV
DOS at Fermi level
9.7719
Total magnetisation
0.0003
μB

Additional Information

Prototype ID

AB2C2D2_117_spg119

Decomposition

TbSm2Mg3 Tb2Sm Tb(SmDy3)2

Computed at

2025-05-06 15:23:07

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: agm017606012).

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 agm017606012
data_agm017606012
_cell_length_a     17.09813
_cell_length_b     17.09813
_cell_length_c     17.09813
_cell_angle_alpha  167.95008
_cell_angle_beta   167.95008
_cell_angle_gamma  17.07287
_cell_volume       217.83596
_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
  Tb1 Tb 0.56467 0.56467 0.00000 1.00000
  Tb2 Tb 0.43533 0.43533 0.00000 1.00000
  Sm1 Sm 0.86200 0.86200 0.00000 1.00000
  Sm2 Sm 0.13800 0.13800 0.00000 1.00000
  Dy1 Dy 0.71355 0.71355 0.00000 1.00000
  Dy2 Dy 0.28645 0.28645 0.00000 1.00000
  Mg1 Mg 0.00000 0.00000 0.00000 1.00000
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