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Pm2DySi6

Alexandria ALEX

Alex-ID: agm005599092 · Space group: P6/mmm (#191)

Alexandria Database API

Basic Information

Formula
Pm2DySi6
Alex-ID
agm005599092
Elements
3
Sites
9
Space group
P6/mmm (#191)
Crystal system
hexagonal
Volume
178.76
ų
Cell a
4.0553
Å
Cell b
7.1343
Å
Cell c
7.1343
Å
α angle
120.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2DySi6
Pm
2.00 · 22.2%
Dy
1.00 · 11.1%
Si
6.00 · 66.7%

Energy & Stability

Energy above hull
0.0530
eV/atom
Formation energy
-0.5583
eV/atom
Corrected total energy
-51.6678
eV
Raw total energy
-51.6678
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.1416
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C6_302_spg191

Decomposition

Dy10Si17 Pm3Si5 Si

Computed at

2023-07-09 13:46:22.684386

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: agm005599092).

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 agm005599092
data_agm005599092
_cell_length_a     4.05528
_cell_length_b     7.13433
_cell_length_c     7.13435
_cell_angle_alpha  120.00000
_cell_angle_beta   90.00037
_cell_angle_gamma  89.99983
_cell_volume       178.75552
_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 0.33333 0.66667 1.00000
  Pm2 Pm 1.00000 0.66667 0.33333 1.00000
  Dy1 Dy 0.00000 0.00000 0.00000 1.00000
  Si1 Si 0.50000 0.33146 0.33146 1.00000
  Si2 Si 0.50000 0.66854 0.66854 1.00000
  Si3 Si 0.50000 0.00000 0.66854 1.00000
  Si4 Si 0.50000 0.66854 1.00000 1.00000
  Si5 Si 0.50000 0.33146 0.00000 1.00000
  Si6 Si 0.50000 1.00000 0.33146 1.00000
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