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Dy4Np2S9

Alexandria ALEX

Alex-ID: agm005643481 · Space group: P-3c1 (#165)

Basic Information

Formula
Dy4Np2S9
Alex-ID
agm005643481
Elements
3
Sites
30
Space group
P-3c1 (#165)
Crystal system
trigonal
Volume
777.73
ų
Cell a
6.9472
Å
Cell b
6.9469
Å
Cell c
18.6087
Å
α angle
90.00
°
β angle
90.00
°
γ angle
60.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Dy4Np2S9
Dy
8.00 · 26.7%
Np
4.00 · 13.3%
S
18.00 · 60.0%

Energy & Stability

Energy above hull
0.0987
eV/atom
Formation energy
-2.1830
eV/atom
Corrected total energy
-228.3784
eV
Raw total energy
-216.4361
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
27.2786
Total magnetisation
16.0000
μB

Additional Information

Prototype ID

A2B4C9_0_spg9

Decomposition

Dy2S3 Np2S3

Computed at

2023-06-15 13:52:11.582771

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: agm005643481).

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 agm005643481
data_agm005643481
_cell_length_a     6.94718
_cell_length_b     6.94689
_cell_length_c     18.60872
_cell_angle_alpha  89.99618
_cell_angle_beta   90.00170
_cell_angle_gamma  59.99571
_cell_volume       777.72627
_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 0.33342 0.33335 0.98373 1.00000
  Dy2 Dy 0.33324 0.33336 0.48374 1.00000
  Dy3 Dy 0.66658 0.66665 0.01627 1.00000
  Dy4 Dy 0.33304 0.33331 0.18376 1.00000
  Dy5 Dy 0.66676 0.66664 0.51626 1.00000
  Dy6 Dy 0.66641 0.66660 0.31624 1.00000
  Dy7 Dy 0.33359 0.33340 0.68376 1.00000
  Dy8 Dy 0.66696 0.66669 0.81624 1.00000
  Np1 Np 0.99976 0.99992 0.35057 1.00000
  Np2 Np 0.99978 0.00000 0.14946 1.00000
  Np3 Np 0.00024 0.00008 0.64943 1.00000
  Np4 Np 0.00022 1.00000 0.85054 1.00000
  S1 S 0.00028 0.30067 0.75000 1.00000
  S2 S 0.30093 0.69940 0.74999 1.00000
  S3 S 0.69968 0.99997 0.74997 1.00000
  S4 S 0.99972 0.69933 0.25000 1.00000
  S5 S 0.69907 0.30060 0.25001 1.00000
  S6 S 0.30032 0.00003 0.25003 1.00000
  S7 S 0.65948 0.96850 0.41628 1.00000
  S8 S 0.96842 0.37170 0.41631 1.00000
  S9 S 0.37160 0.65989 0.41638 1.00000
  S10 S 0.62803 0.03141 0.08375 1.00000
  S11 S 0.34010 0.62826 0.08368 1.00000
  S12 S 0.03150 0.34003 0.08361 1.00000
  S13 S 0.34052 0.03150 0.58372 1.00000
  S14 S 0.03158 0.62830 0.58369 1.00000
  S15 S 0.62840 0.34011 0.58362 1.00000
  S16 S 0.37197 0.96859 0.91625 1.00000
  S17 S 0.65990 0.37174 0.91632 1.00000
  S18 S 0.96850 0.65997 0.91639 1.00000
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