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PrMgZnGe2

Alexandria ALEX

Alex-ID: agm005016608 · Space group: I-4m2 (#119)

Basic Information

Formula
PrMgZnGe2
Alex-ID
agm005016608
Elements
4
Sites
5
Space group
I-4m2 (#119)
Crystal system
tetragonal
Volume
105.07
ų
Cell a
4.2294
Å
Cell b
4.2294
Å
Cell c
6.5914
Å
α angle
108.71
°
β angle
108.71
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
PrMgZnGe2
Pr
1.00 · 20.0%
Mg
1.00 · 20.0%
Zn
1.00 · 20.0%
Ge
2.00 · 40.0%

Energy & Stability

Energy above hull
0.0194
eV/atom
Formation energy
-0.4815
eV/atom
Corrected total energy
-19.2991
eV
Raw total energy
-19.2991
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
1.6917
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD2_1563_spg119

Decomposition

Pr3(ZnGe)4 Pr2(ZnGe2)3 Pr4Ge7 Mg2Ge

Computed at

2022-07-04 14:41:15.792863

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: agm005016608).

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 agm005016608
data_agm005016608
_cell_length_a     4.22943
_cell_length_b     4.22943
_cell_length_c     6.59145
_cell_angle_alpha  108.71297
_cell_angle_beta   108.71297
_cell_angle_gamma  90.00000
_cell_volume       105.07353
_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
  Zn1 Zn 0.25000 0.75000 0.50000 1.00000
  Ge1 Ge 0.60913 0.60913 0.21826 1.00000
  Ge2 Ge 0.39087 0.39087 0.78174 1.00000
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