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Pm(DyY2)4

Alexandria ALEX

Alex-ID: agm006046471 · Space group: R-3m (#166)

Basic Information

Formula
Pm(DyY2)4
Alex-ID
agm006046471
Elements
3
Sites
13
Space group
R-3m (#166)
Crystal system
trigonal
Volume
421.54
ų
Cell a
7.3203
Å
Cell b
7.3202
Å
Cell c
10.0188
Å
α angle
90.00
°
β angle
111.43
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm(DyY2)4
Pm
1.00 · 7.7%
Dy
4.00 · 30.8%
Y
8.00 · 61.5%

Energy & Stability

Energy above hull
0.2086
eV/atom
Formation energy
0.2034
eV/atom
Corrected total energy
-72.2258
eV
Raw total energy
-72.2258
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
15.9460
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C8_115_spg166

Decomposition

Pm2DyY6 Dy5Y DyY5

Computed at

2023-08-30 23:10:56.793908

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: agm006046471).

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 agm006046471
data_agm006046471
_cell_length_a     7.32026
_cell_length_b     7.32021
_cell_length_c     10.01878
_cell_angle_alpha  89.99947
_cell_angle_beta   111.42929
_cell_angle_gamma  119.99921
_cell_volume       421.54413
_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 0.50000 0.50000 1.00000
  Dy1 Dy 0.00000 0.00000 0.00000 1.00000
  Dy2 Dy 0.00000 0.50000 0.00000 1.00000
  Dy3 Dy 0.50000 0.50000 0.00000 1.00000
  Dy4 Dy 0.50000 0.00000 0.00000 1.00000
  Y1 Y 0.56472 0.78236 0.34709 1.00000
  Y2 Y 0.43528 0.21764 0.65291 1.00000
  Y3 Y 0.50082 0.25041 0.30438 1.00000
  Y4 Y 0.94603 0.19644 0.69562 1.00000
  Y5 Y 0.49918 0.74959 0.69562 1.00000
  Y6 Y 0.94603 0.74959 0.69562 1.00000
  Y7 Y 0.05397 0.25041 0.30438 1.00000
  Y8 Y 0.05397 0.80356 0.30438 1.00000
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