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Ac4NiIrBr2

Alexandria ALEX

Alex-ID: agm004813643 · Space group: P2/m (#10)

Alexandria Database API

Basic Information

Formula
Ac4NiIrBr2
Alex-ID
agm004813643
Elements
4
Sites
8
Space group
P2/m (#10)
Crystal system
monoclinic
Volume
270.03
ų
Cell a
4.3397
Å
Cell b
7.5293
Å
Cell c
8.6464
Å
α angle
107.10
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ac4NiIrBr2
Ac
4.00 · 50.0%
Ni
1.00 · 12.5%
Ir
1.00 · 12.5%
Br
2.00 · 25.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.0293
eV/atom
Corrected total energy
-42.6584
eV
Raw total energy
-42.6584
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.4989
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC2D4_343_spg10

Decomposition

Ac4NiIrBr2

Computed at

2023-01-27 12:57:14.863149

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: agm004813643).

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 agm004813643
data_agm004813643
_cell_length_a     4.33965
_cell_length_b     7.52925
_cell_length_c     8.64641
_cell_angle_alpha  107.09962
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       270.02715
_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
  Ac1 Ac 0.50000 0.23000 0.19118 1.00000
  Ac2 Ac 0.50000 0.77000 0.80882 1.00000
  Ac3 Ac 0.00000 0.26962 0.80598 1.00000
  Ac4 Ac 0.00000 0.73038 0.19402 1.00000
  Ni1 Ni 0.00000 0.00000 0.00000 1.00000
  Ir1 Ir 0.50000 0.50000 0.00000 1.00000
  Br1 Br 0.50000 0.00000 0.50000 1.00000
  Br2 Br 0.00000 0.50000 0.50000 1.00000
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