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Dy2NpAs3

Alexandria ALEX

Alex-ID: agm034753233 · Space group: Fddd (#70)

Basic Information

Formula
Dy2NpAs3
Alex-ID
agm034753233
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
589.18
ų
Cell a
13.6217
Å
Cell b
12.9892
Å
Cell c
7.1203
Å
α angle
79.45
°
β angle
69.63
°
γ angle
30.92
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Dy2NpAs3
Dy
8.00 · 33.3%
Np
4.00 · 16.7%
As
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0066
eV/atom
Formation energy
-1.2454
eV/atom
Corrected total energy
-174.2762
eV
Raw total energy
-174.2762
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0020
eV
DOS at Fermi level
43.9380
Total magnetisation
14.9877
μB

Additional Information

Prototype ID

AB2C3_2914_spg15

Decomposition

NpAs DyAs

Computed at

2025-04-15 04:05:15

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: agm034753233).

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 agm034753233
data_agm034753233
_cell_length_a     13.62172
_cell_length_b     12.98923
_cell_length_c     7.12027
_cell_angle_alpha  79.45015
_cell_angle_beta   69.62733
_cell_angle_gamma  30.92252
_cell_volume       589.18478
_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
  Dy1 Dy 0.99957 0.99957 0.50043 1.00000
  Dy2 Dy 0.41722 0.41722 0.58278 1.00000
  Dy3 Dy 0.83278 0.83278 0.66722 1.00000
  Dy4 Dy 0.25043 0.25043 0.74957 1.00000
  Dy5 Dy 0.74957 0.74957 0.25043 1.00000
  Dy6 Dy 0.66722 0.66722 0.83278 1.00000
  Dy7 Dy 0.58278 0.58278 0.41722 1.00000
  Dy8 Dy 0.50043 0.50043 0.99957 1.00000
  Np1 Np 0.91662 0.91662 0.08338 1.00000
  Np2 Np 0.33338 0.33338 0.16662 1.00000
  Np3 Np 0.16662 0.16662 0.33338 1.00000
  Np4 Np 0.08338 0.08338 0.91662 1.00000
  As1 As 0.66643 0.16558 0.83681 1.00000
  As2 As 0.16558 0.66643 0.33118 1.00000
  As3 As 0.58357 0.08442 0.41319 1.00000
  As4 As 0.08442 0.58357 0.91882 1.00000
  As5 As 0.49758 0.00242 0.00242 1.00000
  As6 As 0.00242 0.49758 0.49758 1.00000
  As7 As 0.91882 0.41319 0.08442 1.00000
  As8 As 0.41319 0.91882 0.58357 1.00000
  As9 As 0.33118 0.83681 0.16558 1.00000
  As10 As 0.83681 0.33118 0.66643 1.00000
  As11 As 0.75242 0.24758 0.24758 1.00000
  As12 As 0.24758 0.75242 0.75242 1.00000
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