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Nb4Ir3Rh

Alexandria ALEX

Alex-ID: agm033934500 · Space group: C2/m (#12)

Basic Information

Formula
Nb4Ir3Rh
Alex-ID
agm033934500
Elements
3
Sites
8
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
129.19
ų
Cell a
4.8470
Å
Cell b
4.8470
Å
Cell c
8.1370
Å
α angle
65.11
°
β angle
114.89
°
γ angle
130.29
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Nb4Ir3Rh
Nb
4.00 · 50.0%
Ir
3.00 · 37.5%
Rh
1.00 · 12.5%

Energy & Stability

Energy above hull
0.0074
eV/atom
Formation energy
-0.5011
eV/atom
Corrected total energy
-78.2226
eV
Raw total energy
-78.2226
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0115
eV
DOS at Fermi level
7.6050
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C4_447_spg12

Decomposition

NbIr Nb2Ir NbRh3

Computed at

2025-01-22 20:34:25

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: agm033934500).

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 agm033934500
data_agm033934500
_cell_length_a     4.84698
_cell_length_b     4.84698
_cell_length_c     8.13705
_cell_angle_alpha  65.10992
_cell_angle_beta   114.89008
_cell_angle_gamma  130.28744
_cell_volume       129.18661
_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
  Nb1 Nb 0.25136 0.74864 0.37318 1.00000
  Nb2 Nb 0.24895 0.75105 0.87690 1.00000
  Nb3 Nb 0.75105 0.24895 0.12310 1.00000
  Nb4 Nb 0.74864 0.25136 0.62682 1.00000
  Ir1 Ir 0.00000 0.00000 0.00000 1.00000
  Ir2 Ir 0.50337 0.49663 0.25217 1.00000
  Ir3 Ir 0.49663 0.50337 0.74783 1.00000
  Rh1 Rh 0.00000 0.00000 0.50000 1.00000
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