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NbPb2

Alexandria ALEX

Alex-ID: agm002294568 · Space group: Cmcm (#63)

Basic Information

Formula
NbPb2
Alex-ID
agm002294568
Elements
2
Sites
6
Space group
Cmcm (#63)
Crystal system
orthorhombic
Volume
157.51
ų
Cell a
3.3818
Å
Cell b
4.9676
Å
Cell c
9.6973
Å
α angle
104.79
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
NbPb2
Pb
4.00 · 66.7%
Nb
2.00 · 33.3%

Energy & Stability

Energy above hull
0.2629
eV/atom
Formation energy
0.2629
eV/atom
Corrected total energy
-33.3952
eV
Raw total energy
-33.3952
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0243
eV
DOS at Fermi level
3.8732
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2_87_spg63

Decomposition

Pb Nb

Computed at

2018-12-26 01:06:25

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: agm002294568).

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 agm002294568
data_agm002294568
_cell_length_a     3.38184
_cell_length_b     4.96759
_cell_length_c     9.69727
_cell_angle_alpha  104.79205
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       157.51130
_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
  Pb1 Pb 0.75000 0.41957 0.84186 1.00000
  Pb2 Pb 0.25000 0.58042 0.15813 1.00000
  Pb3 Pb 0.75000 0.79241 0.58498 1.00000
  Pb4 Pb 0.25000 0.20758 0.41500 1.00000
  Nb1 Nb 0.25000 0.94271 0.88780 1.00000
  Nb2 Nb 0.75000 0.05730 0.11222 1.00000
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