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Pa2Zn2Si

Alexandria ALEX

Alex-ID: agm003406275 · Space group: I4/mmm (#139)

Basic Information

Formula
Pa2Zn2Si
Alex-ID
agm003406275
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
106.78
ų
Cell a
3.6208
Å
Cell b
3.6208
Å
Cell c
8.5377
Å
α angle
102.24
°
β angle
102.24
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pa2Zn2Si
Pa
2.00 · 40.0%
Zn
2.00 · 40.0%
Si
1.00 · 20.0%

Energy & Stability

Energy above hull
0.3263
eV/atom
Formation energy
0.0319
eV/atom
Corrected total energy
-26.8174
eV
Raw total energy
-26.8174
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0412
eV
DOS at Fermi level
7.3093
Total magnetisation
0.0002
μB

Additional Information

Prototype ID

AB2C2_106_spg139

Decomposition

Pa7Si Pa2Zn17 Pa3Si2

Computed at

2022-02-11 23:28:16.944813

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: agm003406275).

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 agm003406275
data_agm003406275
_cell_length_a     3.62079
_cell_length_b     3.62079
_cell_length_c     8.53772
_cell_angle_alpha  102.24231
_cell_angle_beta   102.24231
_cell_angle_gamma  90.00000
_cell_volume       106.77905
_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
  Pa1 Pa 0.41134 0.41134 0.82269 1.00000
  Pa2 Pa 0.58866 0.58866 0.17731 1.00000
  Zn1 Zn 0.75000 0.25000 0.50000 1.00000
  Zn2 Zn 0.25000 0.75000 0.50000 1.00000
  Si1 Si 0.00000 0.00000 0.00000 1.00000
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