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SmTmMgCo

Alexandria ALEX

Alex-ID: agm005195665 · Space group: P4mm (#99)

Basic Information

Formula
SmTmMgCo
Alex-ID
agm005195665
Elements
4
Sites
4
Space group
P4mm (#99)
Crystal system
tetragonal
Volume
94.11
ų
Cell a
3.4080
Å
Cell b
3.4080
Å
Cell c
8.1030
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SmTmMgCo
Sm
1.00 · 25.0%
Tm
1.00 · 25.0%
Mg
1.00 · 25.0%
Co
1.00 · 25.0%

Energy & Stability

Energy above hull
0.0624
eV/atom
Formation energy
-0.1125
eV/atom
Corrected total energy
-18.3633
eV
Raw total energy
-18.3633
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.5313
Total magnetisation
0.7549
μB

Additional Information

Prototype ID

ABCD_157_spg99

Decomposition

SmMg TmCo

Computed at

2022-08-07 14:21:05.194951

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: agm005195665).

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 agm005195665
data_agm005195665
_cell_length_a     3.40797
_cell_length_b     3.40797
_cell_length_c     8.10297
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       94.10988
_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 0.77297 1.00000
  Tm1 Tm 0.50000 0.50000 0.37088 1.00000
  Mg1 Mg 0.00000 0.00000 0.08137 1.00000
  Co1 Co 0.00000 0.00000 0.55948 1.00000
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