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EuNbB4

Alexandria ALEX

Alex-ID: agm002201015 · Space group: Immm (#71)

Basic Information

Formula
EuNbB4
Alex-ID
agm002201015
Elements
3
Sites
6
Space group
Immm (#71)
Crystal system
orthorhombic
Volume
64.96
ų
Cell a
3.1806
Å
Cell b
4.8718
Å
Cell c
4.8718
Å
α angle
69.65
°
β angle
70.99
°
γ angle
70.99
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
EuNbB4
Eu
1.00 · 16.7%
Nb
1.00 · 16.7%
B
4.00 · 66.7%

Energy & Stability

Energy above hull
0.1806
eV/atom
Formation energy
-0.3688
eV/atom
Corrected total energy
-49.2670
eV
Raw total energy
-49.2670
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0085
eV
DOS at Fermi level
4.2290
Total magnetisation
6.4858
μB

Additional Information

Prototype ID

ABC4_235_spg71

Decomposition

Nb2B3 Eu EuB4

Computed at

2018-12-29 00:07:29

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: agm002201015).

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 agm002201015
data_agm002201015
_cell_length_a     3.18055
_cell_length_b     4.87178
_cell_length_c     4.87178
_cell_angle_alpha  69.64985
_cell_angle_beta   70.98765
_cell_angle_gamma  70.98764
_cell_volume       64.96455
_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
  Eu1 Eu 0.50000 0.50000 0.50000 1.00000
  Nb1 Nb 0.00000 0.00000 0.00000 1.00000
  B1 B 0.25414 0.41000 0.08106 1.00000
  B2 B 0.25414 0.08106 0.41000 1.00000
  B3 B 0.74582 0.59000 0.91894 1.00000
  B4 B 0.74582 0.91894 0.59000 1.00000
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