Navigation

HEAS Data Platform · Materials Science Database

PrMg2Ni9

Alexandria ALEX

Alex-ID: agm045367194 · Space group: P4/mbm (#127)

Alexandria Database API

Basic Information

Formula
PrMg2Ni9
Alex-ID
agm045367194
Elements
3
Sites
24
Space group
P4/mbm (#127)
Crystal system
tetragonal
Volume
327.18
ų
Cell a
8.2470
Å
Cell b
8.2470
Å
Cell c
4.8106
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PrMg2Ni9
Pr
2.00 · 8.3%
Mg
4.00 · 16.7%
Ni
18.00 · 75.0%

Energy & Stability

Energy above hull
0.0193
eV/atom
Formation energy
-0.2229
eV/atom
Corrected total energy
-125.4061
eV
Raw total energy
-125.4061
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0003
eV
DOS at Fermi level
34.4048
Total magnetisation
5.1031
μB

Additional Information

Prototype ID

AB2C9_35_spg127

Decomposition

PrMg2Ni9

Computed at

2024-11-07 22:00:21.539816

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: agm045367194).

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 agm045367194
data_agm045367194
_cell_length_a     8.24697
_cell_length_b     8.24697
_cell_length_c     4.81059
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       327.18034
_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
  Pr1 Pr 0.50000 0.50000 0.00000 1.00000
  Pr2 Pr 0.00000 0.00000 0.00000 1.00000
  Mg1 Mg 0.61967 0.11967 0.00000 1.00000
  Mg2 Mg 0.38033 0.88033 0.00000 1.00000
  Mg3 Mg 0.11967 0.38033 0.00000 1.00000
  Mg4 Mg 0.88033 0.61967 0.00000 1.00000
  Ni1 Ni 0.50000 0.00000 0.50000 1.00000
  Ni2 Ni 0.00000 0.50000 0.50000 1.00000
  Ni3 Ni 0.71204 0.56499 0.50000 1.00000
  Ni4 Ni 0.28796 0.43501 0.50000 1.00000
  Ni5 Ni 0.21204 0.93501 0.50000 1.00000
  Ni6 Ni 0.78796 0.06499 0.50000 1.00000
  Ni7 Ni 0.43501 0.71204 0.50000 1.00000
  Ni8 Ni 0.56499 0.28796 0.50000 1.00000
  Ni9 Ni 0.06499 0.21204 0.50000 1.00000
  Ni10 Ni 0.93501 0.78796 0.50000 1.00000
  Ni11 Ni 0.82224 0.32224 0.75174 1.00000
  Ni12 Ni 0.17776 0.67776 0.75174 1.00000
  Ni13 Ni 0.32224 0.17776 0.75174 1.00000
  Ni14 Ni 0.67776 0.82224 0.75174 1.00000
  Ni15 Ni 0.17776 0.67776 0.24826 1.00000
  Ni16 Ni 0.82224 0.32224 0.24826 1.00000
  Ni17 Ni 0.67776 0.82224 0.24826 1.00000
  Ni18 Ni 0.32224 0.17776 0.24826 1.00000
Get direct link