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La2Pr4Ho

Alexandria ALEX

Alex-ID: agm017446227 · Space group: I4/mmm (#139)

Alexandria Database API

Basic Information

Formula
La2Pr4Ho
Alex-ID
agm017446227
Elements
3
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
250.94
ų
Cell a
18.3023
Å
Cell b
18.3023
Å
Cell c
18.3023
Å
α angle
168.33
°
β angle
168.33
°
γ angle
16.54
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
La2Pr4Ho
La
2.00 · 28.6%
Pr
4.00 · 57.1%
Ho
1.00 · 14.3%

Energy & Stability

Energy above hull
0.0268
eV/atom
Formation energy
0.0214
eV/atom
Corrected total energy
-33.4197
eV
Raw total energy
-33.4197
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
12.0368
Total magnetisation
0.0003
μB

Additional Information

Prototype ID

AB2C4_2510_spg71

Decomposition

La3Pr5 Pr LaHo2

Computed at

2025-04-22 16:53:53

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: agm017446227).

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 agm017446227
data_agm017446227
_cell_length_a     18.30232
_cell_length_b     18.30232
_cell_length_c     18.30232
_cell_angle_alpha  168.32730
_cell_angle_beta   168.32730
_cell_angle_gamma  16.53649
_cell_volume       250.94315
_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
  La1 La 0.56901 0.56901 0.00000 1.00000
  La2 La 0.43099 0.43099 0.00000 1.00000
  Pr1 Pr 0.71407 0.71407 0.00000 1.00000
  Pr2 Pr 0.28593 0.28593 0.00000 1.00000
  Pr3 Pr 0.85900 0.85900 0.00000 1.00000
  Pr4 Pr 0.14100 0.14100 0.00000 1.00000
  Ho1 Ho 0.00000 0.00000 0.00000 1.00000
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