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Tb2Np2Se3O4

Alexandria ALEX

Alex-ID: agm024842443 · Space group: Pbam (#55)

Alexandria Database API

Basic Information

Formula
Tb2Np2Se3O4
Alex-ID
agm024842443
Elements
4
Sites
22
Space group
Pbam (#55)
Crystal system
orthorhombic
Volume
408.77
ų
Cell a
3.9224
Å
Cell b
6.9661
Å
Cell c
14.9604
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tb2Np2Se3O4
Tb
4.00 · 18.2%
Np
4.00 · 18.2%
Se
6.00 · 27.3%
O
8.00 · 36.4%

Energy & Stability

Energy above hull
0.0440
eV/atom
Formation energy
-2.8021
eV/atom
Corrected total energy
-192.5476
eV
Raw total energy
-186.9293
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0037
eV
DOS at Fermi level
26.9379
Total magnetisation
12.0000
μB

Additional Information

Prototype ID

A2B2C3D4_67_spg55

Decomposition

NpSeO Tb2SeO2

Computed at

2024-11-08 13:11:57.984648

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: agm024842443).

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 agm024842443
data_agm024842443
_cell_length_a     3.92235
_cell_length_b     6.96612
_cell_length_c     14.96044
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       408.77253
_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
  Tb1 Tb 0.00000 0.70085 0.15166 1.00000
  Tb2 Tb 0.00000 0.29915 0.84834 1.00000
  Tb3 Tb 0.00000 0.20085 0.34834 1.00000
  Tb4 Tb 0.00000 0.79915 0.65166 1.00000
  Np1 Np 0.50000 0.79042 0.42499 1.00000
  Np2 Np 0.50000 0.20958 0.57501 1.00000
  Np3 Np 0.50000 0.29042 0.07501 1.00000
  Np4 Np 0.50000 0.70958 0.92499 1.00000
  Se1 Se 0.50000 0.50165 0.27892 1.00000
  Se2 Se 0.50000 0.49835 0.72108 1.00000
  Se3 Se 0.50000 0.00165 0.22108 1.00000
  Se4 Se 0.50000 0.99835 0.77892 1.00000
  Se5 Se 0.00000 0.50000 0.50000 1.00000
  Se6 Se 0.00000 0.00000 0.00000 1.00000
  O1 O 0.00000 0.88665 0.38881 1.00000
  O2 O 0.00000 0.11335 0.61119 1.00000
  O3 O 0.00000 0.38665 0.11119 1.00000
  O4 O 0.00000 0.61335 0.88881 1.00000
  O5 O 0.50000 0.63850 0.06863 1.00000
  O6 O 0.50000 0.36150 0.93137 1.00000
  O7 O 0.50000 0.13850 0.43137 1.00000
  O8 O 0.50000 0.86150 0.56863 1.00000
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