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Na2Al7Zn12

Alexandria ALEX

Alex-ID: agm005674150 · Space group: P-3 (#147)

Basic Information

Formula
Na2Al7Zn12
Alex-ID
agm005674150
Elements
3
Sites
21
Space group
P-3 (#147)
Crystal system
trigonal
Volume
384.51
ų
Cell a
4.4988
Å
Cell b
9.9343
Å
Cell c
9.9344
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Na2Al7Zn12
Na
2.00 · 9.5%
Al
7.00 · 33.3%
Zn
12.00 · 57.1%

Energy & Stability

Energy above hull
0.1148
eV/atom
Formation energy
0.0714
eV/atom
Corrected total energy
-42.6972
eV
Raw total energy
-42.6972
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.9574
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B7C12_16_spg147

Decomposition

Al6Zn Al3Zn4 NaZn2

Computed at

2023-06-21 08:16:25.532609

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: agm005674150).

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 agm005674150
data_agm005674150
_cell_length_a     4.49882
_cell_length_b     9.93435
_cell_length_c     9.93436
_cell_angle_alpha  120.00000
_cell_angle_beta   90.00001
_cell_angle_gamma  90.00002
_cell_volume       384.51018
_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 0.19584 0.33333 0.66667 1.00000
  Na2 Na 0.80416 0.66667 0.33333 1.00000
  Al1 Al 0.50000 0.00000 0.00000 1.00000
  Al2 Al 0.32811 0.88116 0.27915 1.00000
  Al3 Al 0.32811 0.39799 0.11884 1.00000
  Al4 Al 0.32811 0.72085 0.60201 1.00000
  Al5 Al 0.67189 0.11884 0.72085 1.00000
  Al6 Al 0.67189 0.60201 0.88116 1.00000
  Al7 Al 0.67189 0.27915 0.39799 1.00000
  Zn1 Zn 0.19828 0.60892 0.04190 1.00000
  Zn2 Zn 0.19828 0.43298 0.39108 1.00000
  Zn3 Zn 0.19828 0.95810 0.56702 1.00000
  Zn4 Zn 0.80172 0.39108 0.95810 1.00000
  Zn5 Zn 0.80172 0.56702 0.60892 1.00000
  Zn6 Zn 0.80172 0.04190 0.43298 1.00000
  Zn7 Zn 0.16604 0.13009 0.26256 1.00000
  Zn8 Zn 0.16604 0.13247 0.86991 1.00000
  Zn9 Zn 0.16604 0.73744 0.86753 1.00000
  Zn10 Zn 0.83396 0.86991 0.73744 1.00000
  Zn11 Zn 0.83396 0.86753 0.13009 1.00000
  Zn12 Zn 0.83396 0.26256 0.13247 1.00000
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