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RbAc2NpSe5

Alexandria ALEX

Alex-ID: agm005178232 · Space group: Immm (#71)

Alexandria Database API

Basic Information

Formula
RbAc2NpSe5
Alex-ID
agm005178232
Elements
4
Sites
9
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
317.96
ų
Cell a
5.3443
Å
Cell b
7.7859
Å
Cell c
8.9826
Å
α angle
115.68
°
β angle
107.31
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
RbAc2NpSe5
Rb
1.00 · 11.1%
Ac
2.00 · 22.2%
Np
1.00 · 11.1%
Se
5.00 · 55.6%

Energy & Stability

Energy above hull
0.0990
eV/atom
Formation energy
-1.6045
eV/atom
Corrected total energy
-54.0191
eV
Raw total energy
-54.0191
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0029
eV
DOS at Fermi level
11.3406
Total magnetisation
4.0013
μB

Additional Information

Prototype ID

ABC2D5_365_spg71

Decomposition

RbAcSe2 Np2Se3 Ac2Se3

Computed at

2023-01-19 13:51:52.728496

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: agm005178232).

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 agm005178232
data_agm005178232
_cell_length_a     5.34428
_cell_length_b     7.78592
_cell_length_c     8.98259
_cell_angle_alpha  115.68287
_cell_angle_beta   107.30631
_cell_angle_gamma  90.00000
_cell_volume       317.96093
_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
  Rb1 Rb 0.00000 0.50000 0.00000 1.00000
  Ac1 Ac 0.20544 0.20544 0.41089 1.00000
  Ac2 Ac 0.79456 0.79456 0.58911 1.00000
  Np1 Np 0.50000 0.00000 0.00000 1.00000
  Se1 Se 0.64835 0.91446 0.29669 1.00000
  Se2 Se 0.35165 0.08554 0.70331 1.00000
  Se3 Se 0.35165 0.61777 0.70331 1.00000
  Se4 Se 0.64835 0.38223 0.29669 1.00000
  Se5 Se 0.00000 0.00000 0.00000 1.00000
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