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HfNp2P3

Alexandria ALEX

Alex-ID: agm005657143 · Space group: Fddd (#70)

Basic Information

Formula
HfNp2P3
Alex-ID
agm005657143
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
486.85
ų
Cell a
6.6754
Å
Cell b
6.6754
Å
Cell c
12.2164
Å
α angle
100.47
°
β angle
100.47
°
γ angle
109.55
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HfNp2P3
Hf
4.00 · 16.7%
Np
8.00 · 33.3%
P
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0142
eV/atom
Formation energy
-1.0265
eV/atom
Corrected total energy
-232.8947
eV
Raw total energy
-232.8947
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0055
eV
DOS at Fermi level
60.0255
Total magnetisation
0.0070
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

HfNp4P5 HfNpP2

Computed at

2023-08-24 08:44:03.459019

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: agm005657143).

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 agm005657143
data_agm005657143
_cell_length_a     6.67540
_cell_length_b     6.67540
_cell_length_c     12.21643
_cell_angle_alpha  100.47373
_cell_angle_beta   100.47374
_cell_angle_gamma  109.55088
_cell_volume       486.84587
_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
  Hf1 Hf 0.91606 0.91606 0.83213 1.00000
  Hf2 Hf 0.33394 0.83394 0.66787 1.00000
  Hf3 Hf 0.16606 0.66606 0.33213 1.00000
  Hf4 Hf 0.08394 0.08394 0.16787 1.00000
  Np1 Np 0.99856 0.49856 0.99712 1.00000
  Np2 Np 0.41810 0.41810 0.83620 1.00000
  Np3 Np 0.83190 0.33190 0.66380 1.00000
  Np4 Np 0.25144 0.25144 0.50288 1.00000
  Np5 Np 0.74856 0.74856 0.49712 1.00000
  Np6 Np 0.66810 0.16810 0.33620 1.00000
  Np7 Np 0.58190 0.58190 0.16380 1.00000
  Np8 Np 0.50144 0.00144 0.00288 1.00000
  P1 P 0.16543 0.67634 0.82951 1.00000
  P2 P 0.66408 0.15317 0.82951 1.00000
  P3 P 0.08457 0.07366 0.67049 1.00000
  P4 P 0.58592 0.59683 0.67049 1.00000
  P5 P 0.01312 0.51312 0.50000 1.00000
  P6 P 0.48688 0.98688 0.50000 1.00000
  P7 P 0.40317 0.41408 0.32951 1.00000
  P8 P 0.92634 0.91543 0.32951 1.00000
  P9 P 0.84683 0.33592 0.17049 1.00000
  P10 P 0.32366 0.83457 0.17049 1.00000
  P11 P 0.23688 0.23688 0.00000 1.00000
  P12 P 0.76312 0.76312 1.00000 1.00000
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