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Na2In4Pb9

Alexandria ALEX

Alex-ID: agm005645192 · Space group: P-1 (#2)

Basic Information

Formula
Na2In4Pb9
Alex-ID
agm005645192
Elements
3
Sites
30
Space group
P-1 (#2)
Crystal system
triclinic
Volume
898.51
ų
Cell a
9.6756
Å
Cell b
11.4831
Å
Cell c
12.7432
Å
α angle
122.98
°
β angle
101.74
°
γ angle
50.79
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2In4Pb9
Na
4.00 · 13.3%
In
8.00 · 26.7%
Pb
18.00 · 60.0%

Energy & Stability

Energy above hull
0.0365
eV/atom
Formation energy
-0.0289
eV/atom
Corrected total energy
-95.0496
eV
Raw total energy
-95.0496
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0349
eV
DOS at Fermi level
12.4905
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B4C9_150_spg2

Decomposition

NaPb3 Pb In

Computed at

2023-06-15 21:46:18.545515

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: agm005645192).

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 agm005645192
data_agm005645192
_cell_length_a     9.67561
_cell_length_b     11.48308
_cell_length_c     12.74323
_cell_angle_alpha  122.97696
_cell_angle_beta   101.73840
_cell_angle_gamma  50.79098
_cell_volume       898.51487
_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
  Na1 Na 0.94446 0.00080 0.30372 1.00000
  Na2 Na 0.15848 0.00073 0.10007 1.00000
  Na3 Na 0.05554 0.99920 0.69628 1.00000
  Na4 Na 0.84152 0.99927 0.89993 1.00000
  In1 In 0.38239 0.33589 0.03426 1.00000
  In2 In 0.48033 0.33662 0.43599 1.00000
  In3 In 0.61761 0.66411 0.96574 1.00000
  In4 In 0.18380 0.33734 0.23442 1.00000
  In5 In 0.51967 0.66338 0.56401 1.00000
  In6 In 0.71745 0.66470 0.36837 1.00000
  In7 In 0.28255 0.33530 0.63163 1.00000
  In8 In 0.81620 0.66266 0.76558 1.00000
  Pb1 Pb 0.08356 0.33890 0.83620 1.00000
  Pb2 Pb 0.32233 0.66316 0.76394 1.00000
  Pb3 Pb 0.54669 0.99525 0.69737 1.00000
  Pb4 Pb 0.91644 0.66110 0.16380 1.00000
  Pb5 Pb 0.67767 0.33684 0.23606 1.00000
  Pb6 Pb 0.45331 0.00475 0.30263 1.00000
  Pb7 Pb 0.74746 0.99282 0.49907 1.00000
  Pb8 Pb 0.98160 0.33967 0.43408 1.00000
  Pb9 Pb 0.22173 0.66111 0.36611 1.00000
  Pb10 Pb 0.64285 0.99996 0.09889 1.00000
  Pb11 Pb 0.42459 0.66183 0.16640 1.00000
  Pb12 Pb 0.88334 0.33530 0.03583 1.00000
  Pb13 Pb 0.25254 0.00718 0.50093 1.00000
  Pb14 Pb 0.01840 0.66033 0.56592 1.00000
  Pb15 Pb 0.77827 0.33889 0.63389 1.00000
  Pb16 Pb 0.35715 0.00004 0.90111 1.00000
  Pb17 Pb 0.57541 0.33817 0.83360 1.00000
  Pb18 Pb 0.11666 0.66470 0.96417 1.00000
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