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PmMnGe2Ir

Alexandria ALEX

Alex-ID: agm005016838 · Space group: I-4m2 (#119)

Basic Information

Formula
PmMnGe2Ir
Alex-ID
agm005016838
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
90.55
ų
Cell a
4.1013
Å
Cell b
4.1013
Å
Cell c
6.1147
Å
α angle
109.59
°
β angle
109.59
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PmMnGe2Ir
Pm
1.00 · 20.0%
Mn
1.00 · 20.0%
Ge
2.00 · 40.0%
Ir
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0114
eV/atom
Formation energy
-0.6361
eV/atom
Corrected total energy
-35.1965
eV
Raw total energy
-35.1965
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0051
eV
DOS at Fermi level
3.0112
Total magnetisation
3.1384
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

PmGe2Ir Mn

Computed at

2022-07-04 14:54:49.757767

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: agm005016838).

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 agm005016838
data_agm005016838
_cell_length_a     4.10125
_cell_length_b     4.10125
_cell_length_c     6.11471
_cell_angle_alpha  109.59440
_cell_angle_beta   109.59440
_cell_angle_gamma  90.00000
_cell_volume       90.54812
_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
  Mn1 Mn 0.75000 0.25000 0.50000 1.00000
  Ge1 Ge 0.61850 0.61850 0.23701 1.00000
  Ge2 Ge 0.38150 0.38150 0.76299 1.00000
  Ir1 Ir 0.25000 0.75000 0.50000 1.00000
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