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Mn2Co2Ir

Alexandria ALEX

Alex-ID: agm002932707 · Space group: I4/mmm (#139)

Basic Information

Formula
Mn2Co2Ir
Alex-ID
agm002932707
Elements
3
Sites
5
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
60.81
ų
Cell a
3.4976
Å
Cell b
3.4976
Å
Cell c
5.5523
Å
α angle
71.64
°
β angle
71.64
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Mn2Co2Ir
Ir
1.00 · 20.0%
Co
2.00 · 40.0%
Mn
2.00 · 40.0%

Energy & Stability

Energy above hull
0.5454
eV/atom
Formation energy
0.4125
eV/atom
Corrected total energy
-39.3850
eV
Raw total energy
-39.3850
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0008
eV
DOS at Fermi level
5.6409
Total magnetisation
0.2772
μB

Additional Information

Prototype ID

AB2C2_5_spg139

Decomposition

Mn3Ir Mn5Ir3 Co

Computed at

2023-03-26 06:22:47.613952

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: agm002932707).

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 agm002932707
data_agm002932707
_cell_length_a     3.49762
_cell_length_b     3.49762
_cell_length_c     5.55227
_cell_angle_alpha  71.64085
_cell_angle_beta   71.64085
_cell_angle_gamma  90.00000
_cell_volume       60.81214
_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
  Ir1 Ir 0.00000 0.00000 0.00000 1.00000
  Co1 Co 0.75000 0.25000 0.50000 1.00000
  Co2 Co 0.25000 0.75000 0.50000 1.00000
  Mn1 Mn 0.39970 0.39970 0.20059 1.00000
  Mn2 Mn 0.60030 0.60030 0.79941 1.00000
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