Navigation

HEAS Data Platform · Materials Science Database

Nd4Sm3DyAs8

Alexandria ALEX

Alex-ID: agm044483496 · Space group: R-3m (#166)

Basic Information

Formula
Nd4Sm3DyAs8
Alex-ID
agm044483496
Elements
4
Sites
16
Space group
R-3m (#166)
Crystal system
trigonal
Volume
428.80
ų
Cell a
8.4639
Å
Cell b
8.4639
Å
Cell c
8.4639
Å
α angle
60.01
°
β angle
60.01
°
γ angle
60.01
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nd4Sm3DyAs8
Nd
4.00 · 25.0%
Sm
3.00 · 18.8%
Dy
1.00 · 6.3%
As
8.00 · 50.0%

Energy & Stability

Energy above hull
0.0050
eV/atom
Formation energy
-1.5162
eV/atom
Corrected total energy
-99.3199
eV
Raw total energy
-99.3199
eV

Electronic Structure

Indirect band gap
0.0027
eV
Direct band gap
0.0027
eV
DOS at Fermi level
2.0503
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4D8_20_spg12

Decomposition

Nd3SmAs4 NdSm3As4 DyAs

Computed at

2025-02-06 21:23:18

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: agm044483496).

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 agm044483496
data_agm044483496
_cell_length_a     8.46387
_cell_length_b     8.46387
_cell_length_c     8.46387
_cell_angle_alpha  60.00633
_cell_angle_beta   60.00633
_cell_angle_gamma  60.00633
_cell_volume       428.79888
_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 0.00000 0.00000 0.00000 1.00000
  Nd2 Nd 0.00000 0.50000 0.50000 1.00000
  Nd3 Nd 0.50000 0.50000 0.00000 1.00000
  Nd4 Nd 0.50000 0.00000 0.50000 1.00000
  Sm1 Sm 0.00000 0.00000 0.50000 1.00000
  Sm2 Sm 0.00000 0.50000 0.00000 1.00000
  Sm3 Sm 0.50000 0.00000 0.00000 1.00000
  Dy1 Dy 0.50000 0.50000 0.50000 1.00000
  As1 As 0.74689 0.25082 0.74689 1.00000
  As2 As 0.74689 0.74689 0.25082 1.00000
  As3 As 0.75114 0.75114 0.75114 1.00000
  As4 As 0.25082 0.74689 0.74689 1.00000
  As5 As 0.74918 0.25311 0.25311 1.00000
  As6 As 0.24886 0.24886 0.24886 1.00000
  As7 As 0.25311 0.25311 0.74918 1.00000
  As8 As 0.25311 0.74918 0.25311 1.00000
Get direct link