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Nb2P2O9

Alexandria ALEX

Alex-ID: agm005246333 · Space group: Cmce (#64)

Basic Information

Formula
Nb2P2O9
Alex-ID
agm005246333
Elements
3
Sites
26
Space group
Cmce (#64)
Crystal system
orthorhombic
Volume
340.63
ų
Cell a
5.4606
Å
Cell b
5.4606
Å
Cell c
11.8404
Å
α angle
90.00
°
β angle
90.00
°
γ angle
105.24
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nb2P2O9
Nb
4.00 · 15.4%
P
4.00 · 15.4%
O
18.00 · 69.2%

Energy & Stability

Energy above hull
0.0908
eV/atom
Formation energy
-2.7867
eV/atom
Corrected total energy
-223.6205
eV
Raw total energy
-210.9793
eV

Electronic Structure

Indirect band gap
0.0324
eV
Direct band gap
0.2005
eV
DOS at Fermi level
2.1328
Total magnetisation
4.0459
μB

Additional Information

Prototype ID

A2B2C9_10_spg64

Decomposition

NbPO5 NbP

Computed at

2023-05-10 21:31:50.527410

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: agm005246333).

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 agm005246333
data_agm005246333
_cell_length_a     5.46055
_cell_length_b     5.46055
_cell_length_c     11.84040
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  105.24178
_cell_volume       340.63401
_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
  Nb1 Nb 0.20385 0.79615 0.55953 1.00000
  Nb2 Nb 0.79615 0.20385 0.44047 1.00000
  Nb3 Nb 0.29615 0.70385 0.05953 1.00000
  Nb4 Nb 0.70385 0.29615 0.94047 1.00000
  P1 P 0.10627 0.89373 0.85176 1.00000
  P2 P 0.89373 0.10627 0.14824 1.00000
  P3 P 0.39373 0.60627 0.35176 1.00000
  P4 P 0.60627 0.39373 0.64824 1.00000
  O1 O 0.62845 0.02047 0.08587 1.00000
  O2 O 0.02047 0.62845 0.91413 1.00000
  O3 O 0.12845 0.52047 0.41413 1.00000
  O4 O 0.52047 0.12845 0.58587 1.00000
  O5 O 0.50000 0.50000 0.00000 1.00000
  O6 O 0.86334 0.13666 0.27436 1.00000
  O7 O 0.63666 0.36334 0.77436 1.00000
  O8 O 0.00000 0.00000 0.50000 1.00000
  O9 O 0.56368 0.43632 0.37695 1.00000
  O10 O 0.93632 0.06368 0.87695 1.00000
  O11 O 0.06368 0.93632 0.12305 1.00000
  O12 O 0.13666 0.86334 0.72564 1.00000
  O13 O 0.36334 0.63666 0.22564 1.00000
  O14 O 0.43632 0.56368 0.62305 1.00000
  O15 O 0.47953 0.87155 0.41413 1.00000
  O16 O 0.37155 0.97953 0.91413 1.00000
  O17 O 0.87155 0.47953 0.58587 1.00000
  O18 O 0.97953 0.37155 0.08587 1.00000
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