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Er15NpO24

Alexandria ALEX

Alex-ID: agm017602309 · Space group: C2 (#5)

Basic Information

Formula
Er15NpO24
Alex-ID
agm017602309
Elements
3
Sites
40
Space group
C2 (#5)
Crystal system
monoclinic
Volume
592.04
ų
Cell a
9.1702
Å
Cell b
9.1702
Å
Cell c
10.5729
Å
α angle
54.69
°
β angle
125.31
°
γ angle
109.51
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Er15NpO24
Er
15.00 · 37.5%
Np
1.00 · 2.5%
O
24.00 · 60.0%

Energy & Stability

Energy above hull
0.0182
eV/atom
Formation energy
-3.9922
eV/atom
Corrected total energy
-360.0694
eV
Raw total energy
-343.2145
eV

Electronic Structure

Indirect band gap
0.1175
eV
Direct band gap
0.1193
eV
DOS at Fermi level
10.6498
Total magnetisation
3.9963
μB

Additional Information

Prototype ID

AB15C24_6_spg5

Decomposition

Np7O12 Er2O3 Np

Computed at

2025-03-01 14:32:20

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: agm017602309).

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 agm017602309
data_agm017602309
_cell_length_a     9.17024
_cell_length_b     9.17024
_cell_length_c     10.57294
_cell_angle_alpha  54.68779
_cell_angle_beta   125.31221
_cell_angle_gamma  109.50559
_cell_volume       592.04172
_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
  Er1 Er 0.96721 0.96721 0.00000 1.00000
  Er2 Er 0.50195 0.00043 0.74982 1.00000
  Er3 Er 0.78035 0.71694 0.28032 1.00000
  Er4 Er 0.71694 0.78035 0.71968 1.00000
  Er5 Er 0.74703 0.25139 0.46664 1.00000
  Er6 Er 0.74942 0.24884 0.96733 1.00000
  Er7 Er 0.00043 0.50195 0.25018 1.00000
  Er8 Er 0.49650 0.99978 0.24829 1.00000
  Er9 Er 0.99978 0.49650 0.75171 1.00000
  Er10 Er 0.53296 0.53296 0.50000 1.00000
  Er11 Er 0.46680 0.46680 0.00000 1.00000
  Er12 Er 0.24884 0.74942 0.03267 1.00000
  Er13 Er 0.25139 0.74703 0.53336 1.00000
  Er14 Er 0.28458 0.21745 0.78393 1.00000
  Er15 Er 0.21745 0.28458 0.21607 1.00000
  Np1 Np 0.02727 0.02727 0.50000 1.00000
  O1 O 0.75884 0.45717 0.52124 1.00000
  O2 O 0.73966 0.04242 0.71901 1.00000
  O3 O 0.27481 0.02959 0.47733 1.00000
  O4 O 0.96814 0.72821 0.98009 1.00000
  O5 O 0.77218 0.53064 0.76181 1.00000
  O6 O 0.46717 0.22945 0.25942 1.00000
  O7 O 0.45717 0.75884 0.47876 1.00000
  O8 O 0.04242 0.73966 0.28099 1.00000
  O9 O 0.01125 0.22819 0.99012 1.00000
  O10 O 0.76323 0.98892 0.48858 1.00000
  O11 O 0.72866 0.51151 0.20662 1.00000
  O12 O 0.48984 0.27102 0.70736 1.00000
  O13 O 0.22819 0.01125 0.00988 1.00000
  O14 O 0.27102 0.48984 0.29264 1.00000
  O15 O 0.98892 0.76323 0.51142 1.00000
  O16 O 0.51151 0.72866 0.79338 1.00000
  O17 O 0.54292 0.23895 0.02239 1.00000
  O18 O 0.95867 0.26748 0.21443 1.00000
  O19 O 0.53064 0.77218 0.23819 1.00000
  O20 O 0.22945 0.46717 0.74058 1.00000
  O21 O 0.02959 0.27481 0.52267 1.00000
  O22 O 0.72821 0.96814 0.01991 1.00000
  O23 O 0.23895 0.54292 0.97761 1.00000
  O24 O 0.26748 0.95867 0.78557 1.00000
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