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CeHo2NpO8

Alexandria ALEX

Alex-ID: agm004907214 · Space group: Pmmm (#47)

Basic Information

Formula
CeHo2NpO8
Alex-ID
agm004907214
Elements
4
Sites
12
Space group
Pmmm (#47)
Crystal system
orthorhombic
Volume
153.41
ų
Cell a
3.8107
Å
Cell b
5.3476
Å
Cell c
7.5280
Å
α angle
90.01
°
β angle
90.00
°
γ angle
90.10
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CeHo2NpO8
Ce
1.00 · 8.3%
Ho
2.00 · 16.7%
Np
1.00 · 8.3%
O
8.00 · 66.7%

Energy & Stability

Energy above hull
0.0202
eV/atom
Formation energy
-3.7778
eV/atom
Corrected total energy
-113.0313
eV
Raw total energy
-107.4130
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0208
eV
DOS at Fermi level
4.5736
Total magnetisation
1.0005
μB

Additional Information

Prototype ID

ABC2D8_437_spg47

Decomposition

Ho2NpO6 CeO2

Computed at

2023-01-01 22:23:29.362257

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: agm004907214).

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 agm004907214
data_agm004907214
_cell_length_a     3.81070
_cell_length_b     5.34764
_cell_length_c     7.52804
_cell_angle_alpha  90.00590
_cell_angle_beta   89.99997
_cell_angle_gamma  90.09971
_cell_volume       153.40824
_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
  Ce1 Ce 0.00000 0.00000 0.50000 1.00000
  Ho1 Ho 0.50000 0.49998 0.75129 1.00000
  Ho2 Ho 0.50000 0.50002 0.24871 1.00000
  Np1 Np 0.00000 0.00000 0.00000 1.00000
  O1 O 0.00081 0.75851 0.23052 1.00000
  O2 O 0.50101 0.76851 0.00002 1.00000
  O3 O 0.99919 0.24143 0.23046 1.00000
  O4 O 0.99919 0.24149 0.76948 1.00000
  O5 O 0.49899 0.23149 0.99998 1.00000
  O6 O 0.00081 0.75857 0.76954 1.00000
  O7 O 0.50058 0.75027 0.50003 1.00000
  O8 O 0.49942 0.24973 0.49997 1.00000
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