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Li4Np2Cl9

Alexandria ALEX

Alex-ID: agm005644841 · Space group: P-3c1 (#165)

Basic Information

Formula
Li4Np2Cl9
Alex-ID
agm005644841
Elements
3
Sites
30
Space group
P-3c1 (#165)
Crystal system
trigonal
Volume
718.93
ų
Cell a
6.6931
Å
Cell b
6.6933
Å
Cell c
18.5323
Å
α angle
90.01
°
β angle
90.02
°
γ angle
59.99
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Li4Np2Cl9
Li
8.00 · 26.7%
Np
4.00 · 13.3%
Cl
18.00 · 60.0%

Energy & Stability

Energy above hull
0.0922
eV/atom
Formation energy
-2.0143
eV/atom
Corrected total energy
-150.0729
eV
Raw total energy
-150.0729
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0004
eV
DOS at Fermi level
17.8400
Total magnetisation
0.0021
μB

Additional Information

Prototype ID

A2B4C9_141_spg2

Decomposition

NpCl NpCl3 LiCl

Computed at

2023-06-17 01:24:57.083740

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: agm005644841).

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 agm005644841
data_agm005644841
_cell_length_a     6.69310
_cell_length_b     6.69331
_cell_length_c     18.53226
_cell_angle_alpha  90.01182
_cell_angle_beta   90.01800
_cell_angle_gamma  59.99035
_cell_volume       718.92786
_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
  Li1 Li 0.33338 0.33334 0.98910 1.00000
  Li2 Li 0.33332 0.33341 0.48932 1.00000
  Li3 Li 0.66662 0.66666 0.01090 1.00000
  Li4 Li 0.33312 0.33349 0.17186 1.00000
  Li5 Li 0.66668 0.66659 0.51068 1.00000
  Li6 Li 0.66638 0.66693 0.32800 1.00000
  Li7 Li 0.33362 0.33307 0.67200 1.00000
  Li8 Li 0.66688 0.66651 0.82814 1.00000
  Np1 Np 0.99973 0.00021 0.35276 1.00000
  Np2 Np 0.99978 0.00016 0.14721 1.00000
  Np3 Np 0.00027 0.99979 0.64724 1.00000
  Np4 Np 0.00022 0.99984 0.85279 1.00000
  Cl1 Cl 0.00018 0.31855 0.75001 1.00000
  Cl2 Cl 0.31906 0.68107 0.75002 1.00000
  Cl3 Cl 0.68156 0.99978 0.74998 1.00000
  Cl4 Cl 0.99982 0.68145 0.24999 1.00000
  Cl5 Cl 0.68094 0.31893 0.24998 1.00000
  Cl6 Cl 0.31844 0.00022 0.25002 1.00000
  Cl7 Cl 0.64114 0.98137 0.41876 1.00000
  Cl8 Cl 0.98103 0.37770 0.41873 1.00000
  Cl9 Cl 0.37728 0.64146 0.41876 1.00000
  Cl10 Cl 0.62218 0.01878 0.08129 1.00000
  Cl11 Cl 0.35867 0.62254 0.08127 1.00000
  Cl12 Cl 0.01855 0.35897 0.08129 1.00000
  Cl13 Cl 0.35886 0.01863 0.58124 1.00000
  Cl14 Cl 0.01897 0.62230 0.58127 1.00000
  Cl15 Cl 0.62272 0.35854 0.58124 1.00000
  Cl16 Cl 0.37782 0.98122 0.91871 1.00000
  Cl17 Cl 0.64133 0.37746 0.91873 1.00000
  Cl18 Cl 0.98145 0.64103 0.91871 1.00000
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