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NpSi2NiPt

Alexandria ALEX

Alex-ID: agm005017760 · Space group: I-4m2 (#119)

Basic Information

Formula
NpSi2NiPt
Alex-ID
agm005017760
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
80.68
ų
Cell a
3.9916
Å
Cell b
3.9916
Å
Cell c
5.7973
Å
α angle
110.14
°
β angle
110.14
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NpSi2NiPt
Np
1.00 · 20.0%
Si
2.00 · 40.0%
Ni
1.00 · 20.0%
Pt
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0195
eV/atom
Formation energy
-0.6220
eV/atom
Corrected total energy
-38.7687
eV
Raw total energy
-38.7687
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0030
eV
DOS at Fermi level
11.0501
Total magnetisation
3.8196
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

Np2Si4Ni3Pt Np(SiPt)2

Computed at

2022-07-05 03:35:17.779154

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: agm005017760).

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 agm005017760
data_agm005017760
_cell_length_a     3.99162
_cell_length_b     3.99162
_cell_length_c     5.79731
_cell_angle_alpha  110.13696
_cell_angle_beta   110.13696
_cell_angle_gamma  90.00000
_cell_volume       80.68205
_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
  Np1 Np 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.61629 0.61629 0.23258 1.00000
  Si2 Si 0.38371 0.38371 0.76742 1.00000
  Ni1 Ni 0.75000 0.25000 0.50000 1.00000
  Pt1 Pt 0.25000 0.75000 0.50000 1.00000
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