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Ac2NpMnO6

Alexandria ALEX

Alex-ID: agm004935948 · Space group: P2_1/c (#14)

Alexandria Database API

Basic Information

Formula
Ac2NpMnO6
Alex-ID
agm004935948
Elements
4
Sites
20
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
313.53
ų
Cell a
5.9678
Å
Cell b
6.1375
Å
Cell c
8.5602
Å
α angle
90.00
°
β angle
89.53
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac2NpMnO6
Ac
4.00 · 20.0%
Np
2.00 · 10.0%
Mn
2.00 · 10.0%
O
12.00 · 60.0%

Energy & Stability

Energy above hull
0.0930
eV/atom
Formation energy
-3.3059
eV/atom
Corrected total energy
-186.2713
eV
Raw total energy
-174.4821
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0032
eV
DOS at Fermi level
22.3522
Total magnetisation
16.0000
μB

Additional Information

Prototype ID

ABC2D6_6_spg14

Decomposition

Ac3NpO7 NpO2 Mn MnO

Computed at

2022-07-30 17:42:52.707781

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: agm004935948).

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 agm004935948
data_agm004935948
_cell_length_a     5.96780
_cell_length_b     6.13753
_cell_length_c     8.56017
_cell_angle_alpha  90.00000
_cell_angle_beta   89.53337
_cell_angle_gamma  90.00000
_cell_volume       313.52804
_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
  Ac1 Ac 0.01340 0.94973 0.25087 1.00000
  Ac2 Ac 0.51340 0.55027 0.75087 1.00000
  Ac3 Ac 0.98660 0.05027 0.74913 1.00000
  Ac4 Ac 0.48660 0.44973 0.24913 1.00000
  Np1 Np 0.50000 0.00000 0.50000 1.00000
  Np2 Np 0.00000 0.50000 0.00000 1.00000
  Mn1 Mn 0.50000 0.00000 0.00000 1.00000
  Mn2 Mn 0.00000 0.50000 0.50000 1.00000
  O1 O 0.29876 0.69922 0.05508 1.00000
  O2 O 0.79876 0.80078 0.55508 1.00000
  O3 O 0.70124 0.30078 0.94492 1.00000
  O4 O 0.20124 0.19922 0.44492 1.00000
  O5 O 0.29880 0.70250 0.44040 1.00000
  O6 O 0.79880 0.79750 0.94040 1.00000
  O7 O 0.70120 0.29750 0.55960 1.00000
  O8 O 0.20120 0.20250 0.05960 1.00000
  O9 O 0.89187 0.54227 0.25014 1.00000
  O10 O 0.39187 0.95773 0.75014 1.00000
  O11 O 0.10813 0.45773 0.74986 1.00000
  O12 O 0.60813 0.04227 0.24986 1.00000
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