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ThNp2As3

Alexandria ALEX

Alex-ID: agm042387652 · Space group: Fddd (#70)

Basic Information

Formula
ThNp2As3
Alex-ID
agm042387652
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
613.55
ų
Cell a
13.8407
Å
Cell b
13.1949
Å
Cell c
7.2119
Å
α angle
79.54
°
β angle
69.64
°
γ angle
30.82
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
ThNp2As3
Th
4.00 · 16.7%
Np
8.00 · 33.3%
As
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.9287
eV/atom
Corrected total energy
-211.2987
eV
Raw total energy
-211.2987
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0038
eV
DOS at Fermi level
77.9813
Total magnetisation
32.5690
μB

Additional Information

Prototype ID

AB2C3_2914_spg15

Decomposition

ThNp4As5 Th2NpAs3

Computed at

2025-04-15 04:25:28

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: agm042387652).

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 agm042387652
data_agm042387652
_cell_length_a     13.84066
_cell_length_b     13.19485
_cell_length_c     7.21190
_cell_angle_alpha  79.54021
_cell_angle_beta   69.63547
_cell_angle_gamma  30.82432
_cell_volume       613.55006
_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
  Th1 Th 0.91683 0.91683 0.08317 1.00000
  Th2 Th 0.33317 0.33317 0.16683 1.00000
  Th3 Th 0.16683 0.16683 0.33317 1.00000
  Th4 Th 0.08317 0.08317 0.91683 1.00000
  Np1 Np 0.00102 0.00102 0.49898 1.00000
  Np2 Np 0.41585 0.41585 0.58415 1.00000
  Np3 Np 0.83415 0.83415 0.66585 1.00000
  Np4 Np 0.24898 0.24898 0.75102 1.00000
  Np5 Np 0.75102 0.75102 0.24898 1.00000
  Np6 Np 0.66585 0.66585 0.83415 1.00000
  Np7 Np 0.58415 0.58415 0.41585 1.00000
  Np8 Np 0.49898 0.49898 0.00102 1.00000
  As1 As 0.66865 0.16739 0.82434 1.00000
  As2 As 0.16739 0.66865 0.33962 1.00000
  As3 As 0.58135 0.08261 0.42566 1.00000
  As4 As 0.08261 0.58135 0.91038 1.00000
  As5 As 0.50814 0.99186 0.99186 1.00000
  As6 As 0.99186 0.50814 0.50814 1.00000
  As7 As 0.91038 0.42566 0.08261 1.00000
  As8 As 0.42566 0.91038 0.58135 1.00000
  As9 As 0.33962 0.82434 0.16739 1.00000
  As10 As 0.82434 0.33962 0.66865 1.00000
  As11 As 0.74186 0.25814 0.25814 1.00000
  As12 As 0.25814 0.74186 0.74186 1.00000
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