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Pr2EuEr9

Alexandria ALEX

Alex-ID: agm101445283 · Space group: P6/mmm (#191)

Alexandria Database API

Basic Information

Formula
Pr2EuEr9
Alex-ID
agm101445283
Elements
3
Sites
12
Space group
P6/mmm (#191)
Crystal system
hexagonal
Volume
393.72
ų
Cell a
11.3234
Å
Cell b
11.3234
Å
Cell c
3.5453
Å
α angle
90.00
°
β angle
90.00
°
γ angle
119.99
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr2EuEr9
Pr
2.00 · 16.7%
Eu
1.00 · 8.3%
Er
9.00 · 75.0%

Energy & Stability

Energy above hull
0.0829
eV/atom
Formation energy
0.0803
eV/atom
Corrected total energy
-59.9439
eV
Raw total energy
-59.9439
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
18.2458
Total magnetisation
8.9665
μB

Additional Information

Prototype ID

AB2C9_251_spg65

Decomposition

Pr2Er7 Eu PrEr8

Computed at

2025-05-20 19:48:55

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: agm101445283).

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 agm101445283
data_agm101445283
_cell_length_a     11.32339
_cell_length_b     11.32339
_cell_length_c     3.54534
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  119.98988
_cell_volume       393.71767
_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 0.83324 0.16676 0.50000 1.00000
  Pr2 Pr 0.16676 0.83324 0.50000 1.00000
  Eu1 Eu 0.50000 0.50000 0.50000 1.00000
  Er1 Er 0.67842 0.32158 0.00000 1.00000
  Er2 Er 0.50000 0.00000 0.50000 1.00000
  Er3 Er 0.00000 0.00000 0.50000 1.00000
  Er4 Er 0.67869 0.85728 0.00000 1.00000
  Er5 Er 0.32158 0.67842 0.00000 1.00000
  Er6 Er 0.85728 0.67869 0.00000 1.00000
  Er7 Er 0.32131 0.14272 0.00000 1.00000
  Er8 Er 0.00000 0.50000 0.50000 1.00000
  Er9 Er 0.14272 0.32131 0.00000 1.00000
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