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PaAlSiN

Alexandria ALEX

Alex-ID: agm005202956 · Space group: P4/nmm (#129)

Basic Information

Formula
PaAlSiN
Alex-ID
agm005202956
Elements
4
Sites
8
Space group
P4/nmm (#129)
Crystal system
tetragonal
Volume
131.19
ų
Cell a
3.9456
Å
Cell b
3.9456
Å
Cell c
8.4271
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PaAlSiN
Pa
2.00 · 25.0%
Al
2.00 · 25.0%
Si
2.00 · 25.0%
N
2.00 · 25.0%

Energy & Stability

Energy above hull
0.1181
eV/atom
Formation energy
-0.9648
eV/atom
Corrected total energy
-60.9575
eV
Raw total energy
-60.9575
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.2302
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

ABCD_1467_spg129

Decomposition

PaAlSi PaSi2 AlN PaN

Computed at

2022-08-07 14:47:58.331149

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: agm005202956).

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 agm005202956
data_agm005202956
_cell_length_a     3.94562
_cell_length_b     3.94562
_cell_length_c     8.42708
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       131.19200
_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 0.00000 0.50000 0.85847 1.00000
  Pa2 Pa 0.50000 0.00000 0.14153 1.00000
  Al1 Al 0.00000 0.00000 0.50000 1.00000
  Al2 Al 0.50000 0.50000 0.50000 1.00000
  Si1 Si 0.50000 0.00000 0.68986 1.00000
  Si2 Si 0.00000 0.50000 0.31014 1.00000
  N1 N 0.50000 0.50000 0.00000 1.00000
  N2 N 0.00000 0.00000 0.00000 1.00000
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