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Na2GaPb2

Alexandria ALEX

Alex-ID: agm002999622 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
Na2GaPb2
Alex-ID
agm002999622
Elements
3
Sites
10
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
290.28
ų
Cell a
8.9673
Å
Cell b
8.9673
Å
Cell c
3.6099
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2GaPb2
Pb
4.00 · 40.0%
Na
4.00 · 40.0%
Ga
2.00 · 20.0%

Energy & Stability

Energy above hull
0.2332
eV/atom
Formation energy
0.0685
eV/atom
Corrected total energy
-25.4829
eV
Raw total energy
-25.4829
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
4.3312
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2_10_spg127

Decomposition

Na7Ga13 NaPb3 NaPb

Computed at

2017-11-03 11:49:16

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: agm002999622).

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 agm002999622
data_agm002999622
_cell_length_a     8.96727
_cell_length_b     8.96727
_cell_length_c     3.60989
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       290.27814
_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 0.12467 0.62467 0.50000 1.00000
  Pb2 Pb 0.62467 0.87533 0.50000 1.00000
  Pb3 Pb 0.87533 0.37533 0.50000 1.00000
  Pb4 Pb 0.37533 0.12467 0.50000 1.00000
  Na1 Na 0.32542 0.82542 0.00000 1.00000
  Na2 Na 0.82542 0.67458 0.00000 1.00000
  Na3 Na 0.67458 0.17458 0.00000 1.00000
  Na4 Na 0.17458 0.32542 0.00000 1.00000
  Ga1 Ga 0.00000 0.00000 0.00000 1.00000
  Ga2 Ga 0.50000 0.50000 0.00000 1.00000
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