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Na3NpH2Se2O11

Alexandria ALEX

Alex-ID: agm005226121 · Space group: P-1 (#2)

Basic Information

Formula
Na3NpH2Se2O11
Alex-ID
agm005226121
Elements
5
Sites
38
Space group
P-1 (#2)
Crystal system
triclinic
Volume
527.42
ų
Cell a
7.1111
Å
Cell b
8.1585
Å
Cell c
9.8835
Å
α angle
89.12
°
β angle
95.88
°
γ angle
112.34
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na3NpH2Se2O11
Na
6.00 · 15.8%
Np
2.00 · 5.3%
H
4.00 · 10.5%
Se
4.00 · 10.5%
O
22.00 · 57.9%

Energy & Stability

Energy above hull
0.0378
eV/atom
Formation energy
-1.9349
eV/atom
Corrected total energy
-243.3251
eV
Raw total energy
-227.8748
eV

Electronic Structure

Indirect band gap
0.4241
eV
Direct band gap
0.4242
eV
DOS at Fermi level
2.2001
Total magnetisation
4.0000
μB

Additional Information

Prototype ID

AB2C2D3E11_6_spg2

Decomposition

NpSeO5 NpO3 Na2SeO4 H2O

Computed at

2024-10-19 07:46:57

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: agm005226121).

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 agm005226121
data_agm005226121
_cell_length_a     7.11112
_cell_length_b     8.15855
_cell_length_c     9.88352
_cell_angle_alpha  89.12452
_cell_angle_beta   95.88128
_cell_angle_gamma  112.33639
_cell_volume       527.41666
_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
  Na1 Na 0.89152 0.28031 0.59831 1.00000
  Na2 Na 0.10848 0.71969 0.40169 1.00000
  Na3 Na 0.84486 0.79181 0.09316 1.00000
  Na4 Na 0.15514 0.20819 0.90684 1.00000
  Na5 Na 0.53858 0.91339 0.81624 1.00000
  Na6 Na 0.46142 0.08661 0.18376 1.00000
  Np1 Np 0.91386 0.73079 0.74298 1.00000
  Np2 Np 0.08614 0.26921 0.25702 1.00000
  H1 H 0.47761 0.66850 0.59321 1.00000
  H2 H 0.52239 0.33150 0.40679 1.00000
  H3 H 0.42787 0.50817 0.69294 1.00000
  H4 H 0.57213 0.49183 0.30706 1.00000
  Se1 Se 0.71730 0.31348 0.95096 1.00000
  Se2 Se 0.28270 0.68652 0.04904 1.00000
  Se3 Se 0.70239 0.86644 0.41506 1.00000
  Se4 Se 0.29761 0.13356 0.58494 1.00000
  O1 O 0.93099 0.57774 0.61463 1.00000
  O2 O 0.06901 0.42226 0.38537 1.00000
  O3 O 0.89925 0.89402 0.86559 1.00000
  O4 O 0.10075 0.10598 0.13441 1.00000
  O5 O 0.83650 0.23671 0.84643 1.00000
  O6 O 0.16350 0.76329 0.15357 1.00000
  O7 O 0.82526 0.92125 0.57404 1.00000
  O8 O 0.17474 0.07875 0.42596 1.00000
  O9 O 0.78038 0.73068 0.33136 1.00000
  O10 O 0.21962 0.26932 0.66864 1.00000
  O11 O 0.73722 0.52152 0.91308 1.00000
  O12 O 0.26278 0.47848 0.08692 1.00000
  O13 O 0.51911 0.63352 0.68516 1.00000
  O14 O 0.48089 0.36648 0.31484 1.00000
  O15 O 0.47267 0.17600 0.94184 1.00000
  O16 O 0.52733 0.82400 0.05816 1.00000
  O17 O 0.45553 0.76698 0.43430 1.00000
  O18 O 0.54447 0.23302 0.56570 1.00000
  O19 O 0.25280 0.94333 0.66836 1.00000
  O20 O 0.74720 0.05667 0.33164 1.00000
  O21 O 0.19055 0.68441 0.88420 1.00000
  O22 O 0.80945 0.31559 0.11580 1.00000
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