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Pm(NiB)4

Alexandria ALEX

Alex-ID: agm006042227 · Space group: P4_2/n (#86)

Alexandria Database API

Basic Information

Formula
Pm(NiB)4
Alex-ID
agm006042227
Elements
3
Sites
18
Space group
P4_2/n (#86)
Crystal system
tetragonal
Volume
194.48
ų
Cell a
3.7470
Å
Cell b
7.2043
Å
Cell c
7.2043
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm(NiB)4
Pm
2.00 · 11.1%
Ni
8.00 · 44.4%
B
8.00 · 44.4%

Energy & Stability

Energy above hull
0.0541
eV/atom
Formation energy
-0.3999
eV/atom
Corrected total energy
-116.3892
eV
Raw total energy
-116.3892
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
8.1664
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C4_58_spg86

Decomposition

Pm(Ni2B)6 Pm2Ni5B4 PmB4

Computed at

2023-08-10 20:52:01.886970

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: agm006042227).

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 agm006042227
data_agm006042227
_cell_length_a     3.74700
_cell_length_b     7.20428
_cell_length_c     7.20428
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       194.47571
_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
  Pm1 Pm 0.00000 0.00000 0.00000 1.00000
  Pm2 Pm 0.50000 0.50000 0.50000 1.00000
  Ni1 Ni 0.40092 0.35390 0.89649 1.00000
  Ni2 Ni 0.90092 0.60351 0.85390 1.00000
  Ni3 Ni 0.40092 0.64610 0.10351 1.00000
  Ni4 Ni 0.09908 0.14610 0.60351 1.00000
  Ni5 Ni 0.59908 0.89649 0.64610 1.00000
  Ni6 Ni 0.09908 0.85390 0.39649 1.00000
  Ni7 Ni 0.90092 0.39649 0.14610 1.00000
  Ni8 Ni 0.59908 0.10351 0.35390 1.00000
  B1 B 0.59887 0.83165 0.29235 1.00000
  B2 B 0.59887 0.16835 0.70765 1.00000
  B3 B 0.09887 0.79235 0.66835 1.00000
  B4 B 0.90113 0.33165 0.79235 1.00000
  B5 B 0.90113 0.66835 0.20765 1.00000
  B6 B 0.40113 0.29235 0.16835 1.00000
  B7 B 0.40113 0.70765 0.83165 1.00000
  B8 B 0.09887 0.20765 0.33165 1.00000
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