Navigation

HEAS Data Platform · Materials Science Database

RbNp(CuI4)2

Alexandria ALEX

Alex-ID: agm004875797 · Space group: C2/m (#12)

Basic Information

Formula
RbNp(CuI4)2
Alex-ID
agm004875797
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
539.86
ų
Cell a
7.3712
Å
Cell b
7.3712
Å
Cell c
10.6937
Å
α angle
86.51
°
β angle
86.51
°
γ angle
68.70
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
RbNp(CuI4)2
Rb
1.00 · 8.3%
Np
1.00 · 8.3%
Cu
2.00 · 16.7%
I
8.00 · 66.7%

Energy & Stability

Energy above hull
0.0624
eV/atom
Formation energy
-0.5802
eV/atom
Corrected total energy
-41.5911
eV
Raw total energy
-41.5911
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0021
eV
DOS at Fermi level
12.8833
Total magnetisation
1.9256
μB

Additional Information

Prototype ID

ABC2D8_293_spg12

Decomposition

NpI4 Rb2NpI6 I Cu3I4

Computed at

2022-12-21 06:41:48.129269

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: agm004875797).

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 agm004875797
data_agm004875797
_cell_length_a     7.37120
_cell_length_b     7.37120
_cell_length_c     10.69372
_cell_angle_alpha  86.50755
_cell_angle_beta   86.50755
_cell_angle_gamma  68.69539
_cell_volume       539.85651
_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 0.00000 0.50000 1.00000
  Np1 Np 0.00000 0.00000 0.00000 1.00000
  Cu1 Cu 0.63418 0.63418 0.22526 1.00000
  Cu2 Cu 0.36582 0.36582 0.77474 1.00000
  I1 I 0.75289 0.25991 0.80008 1.00000
  I2 I 0.75570 0.75570 0.01341 1.00000
  I3 I 0.69869 0.69869 0.44144 1.00000
  I4 I 0.30131 0.30131 0.55856 1.00000
  I5 I 0.24430 0.24430 0.98659 1.00000
  I6 I 0.25991 0.75289 0.80008 1.00000
  I7 I 0.74009 0.24711 0.19992 1.00000
  I8 I 0.24711 0.74009 0.19992 1.00000
Get direct link