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Nd4Sm2Mg

Alexandria ALEX

Alex-ID: agm019164652 · Space group: I4/mmm (#139)

Basic Information

Formula
Nd4Sm2Mg
Alex-ID
agm019164652
Elements
3
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
233.22
ų
Cell a
17.2833
Å
Cell b
17.2833
Å
Cell c
17.2833
Å
α angle
167.73
°
β angle
167.73
°
γ angle
17.39
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nd4Sm2Mg
Nd
4.00 · 57.1%
Sm
2.00 · 28.6%
Mg
1.00 · 14.3%

Energy & Stability

Energy above hull
0.0186
eV/atom
Formation energy
-0.0130
eV/atom
Corrected total energy
-30.2224
eV
Raw total energy
-30.2224
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0255
eV
DOS at Fermi level
8.8159
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

AB2C4_2510_spg71

Decomposition

Nd2SmMg3 Nd3Sm5 Nd

Computed at

2025-04-18 14:24:58

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: agm019164652).

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 agm019164652
data_agm019164652
_cell_length_a     17.28327
_cell_length_b     17.28327
_cell_length_c     17.28327
_cell_angle_alpha  167.72834
_cell_angle_beta   167.72834
_cell_angle_gamma  17.38824
_cell_volume       233.21619
_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 0.21221 0.21221 0.00000 1.00000
  Nd2 Nd 0.78779 0.78779 0.00000 1.00000
  Nd3 Nd 0.36449 0.36449 0.00000 1.00000
  Nd4 Nd 0.63551 0.63551 0.00000 1.00000
  Sm1 Sm 0.06217 0.06217 0.00000 1.00000
  Sm2 Sm 0.93783 0.93783 0.00000 1.00000
  Mg1 Mg 0.50000 0.50000 0.00000 1.00000
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