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PrMgGe2Ru

Alexandria ALEX

Alex-ID: agm005015923 · Space group: I-4m2 (#119)

Basic Information

Formula
PrMgGe2Ru
Alex-ID
agm005015923
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
98.06
ų
Cell a
4.1406
Å
Cell b
4.1406
Å
Cell c
6.4254
Å
α angle
108.80
°
β angle
108.80
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PrMgGe2Ru
Pr
1.00 · 20.0%
Mg
1.00 · 20.0%
Ge
2.00 · 40.0%
Ru
1.00 · 20.0%

Energy & Stability

Energy above hull
0.0857
eV/atom
Formation energy
-0.5090
eV/atom
Corrected total energy
-27.4340
eV
Raw total energy
-27.4340
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
4.5928
Total magnetisation
0.0005
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

Pr4Mg5Ge6 Pr2Ge5Ru3 Pr(GeRu)2 Mg2Ge

Computed at

2022-07-04 13:52:08.509468

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: agm005015923).

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 agm005015923
data_agm005015923
_cell_length_a     4.14059
_cell_length_b     4.14059
_cell_length_c     6.42536
_cell_angle_alpha  108.79643
_cell_angle_beta   108.79643
_cell_angle_gamma  90.00000
_cell_volume       98.05839
_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
  Pr1 Pr 0.00000 0.00000 0.00000 1.00000
  Mg1 Mg 0.75000 0.25000 0.50000 1.00000
  Ge1 Ge 0.61318 0.61318 0.22635 1.00000
  Ge2 Ge 0.38682 0.38682 0.77365 1.00000
  Ru1 Ru 0.25000 0.75000 0.50000 1.00000
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