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Sr2PrNbN4

Alexandria ALEX

Alex-ID: agm004871003 · Space group: Imma (#74)

Basic Information

Formula
Sr2PrNbN4
Alex-ID
agm004871003
Elements
4
Sites
16
Space group
Imma (#74)
Crystal system
orthorhombic
Volume
252.95
ų
Cell a
7.1109
Å
Cell b
7.1109
Å
Cell c
7.1960
Å
α angle
120.40
°
β angle
120.40
°
γ angle
90.52
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr2PrNbN4
Sr
4.00 · 25.0%
Pr
2.00 · 12.5%
Nb
2.00 · 12.5%
N
8.00 · 50.0%

Energy & Stability

Energy above hull
0.2141
eV/atom
Formation energy
-1.0834
eV/atom
Corrected total energy
-117.4189
eV
Raw total energy
-117.4189
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0610
eV
DOS at Fermi level
1.9743
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_74_spg74

Decomposition

Sr2NbN3 PrN

Computed at

2023-01-27 22:23:57.949398

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: agm004871003).

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 agm004871003
data_agm004871003
_cell_length_a     7.11093
_cell_length_b     7.11093
_cell_length_c     7.19596
_cell_angle_alpha  120.39627
_cell_angle_beta   120.39627
_cell_angle_gamma  90.51800
_cell_volume       252.94897
_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
  Sr1 Sr 0.50000 0.00000 0.00000 1.00000
  Sr2 Sr 0.50000 0.00000 0.50000 1.00000
  Sr3 Sr 1.00000 0.00001 0.50000 1.00000
  Sr4 Sr 0.50000 0.50001 0.00000 1.00000
  Pr1 Pr 1.00000 0.50001 1.00000 1.00000
  Pr2 Pr 1.00000 0.50000 0.50000 1.00000
  Nb1 Nb 0.49998 0.49999 0.50000 1.00000
  Nb2 Nb 0.99998 1.00000 0.99997 1.00000
  N1 N 0.20280 0.77852 0.99066 1.00000
  N2 N 0.72147 0.29720 0.50934 1.00000
  N3 N 0.27854 0.70279 0.49066 1.00000
  N4 N 0.79721 0.22145 0.00933 1.00000
  N5 N 0.75254 0.74747 0.95980 1.00000
  N6 N 0.75254 0.74748 0.54022 1.00000
  N7 N 0.24751 0.25257 0.45983 1.00000
  N8 N 0.24745 0.25251 0.04019 1.00000
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