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Nd4SmMg

Alexandria ALEX

Alex-ID: agm005753513 · Space group: P4/mmm (#123)

Basic Information

Formula
Nd4SmMg
Alex-ID
agm005753513
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
198.93
ų
Cell a
3.6907
Å
Cell b
3.6907
Å
Cell c
14.6045
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nd4SmMg
Nd
4.00 · 66.7%
Sm
1.00 · 16.7%
Mg
1.00 · 16.7%

Energy & Stability

Energy above hull
0.0164
eV/atom
Formation energy
-0.0204
eV/atom
Corrected total energy
-25.5301
eV
Raw total energy
-25.5301
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.3246
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_506_spg123

Decomposition

Nd2SmMg3 Nd3Sm5 Nd

Computed at

2023-07-29 08:36:55.348152

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: agm005753513).

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 agm005753513
data_agm005753513
_cell_length_a     3.69067
_cell_length_b     3.69067
_cell_length_c     14.60448
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       198.92831
_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
  Nd1 Nd 0.50000 0.50000 0.17602 1.00000
  Nd2 Nd 0.00000 0.00000 0.64948 1.00000
  Nd3 Nd 0.00000 0.00000 0.35052 1.00000
  Nd4 Nd 0.50000 0.50000 0.82398 1.00000
  Sm1 Sm 0.00000 0.00000 0.00000 1.00000
  Mg1 Mg 0.50000 0.50000 0.50000 1.00000
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