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Pm3Si2Pd

Alexandria ALEX

Alex-ID: agm005674277 · Space group: Pnma (#62)

Basic Information

Formula
Pm3Si2Pd
Alex-ID
agm005674277
Elements
3
Sites
24
Space group
Pnma (#62)
Crystal system
orthorhombic
Volume
592.38
ų
Cell a
4.3296
Å
Cell b
11.6329
Å
Cell c
11.7617
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm3Si2Pd
Pm
12.00 · 50.0%
Si
8.00 · 33.3%
Pd
4.00 · 16.7%

Energy & Stability

Energy above hull
0.0411
eV/atom
Formation energy
-0.7606
eV/atom
Corrected total energy
-139.4183
eV
Raw total energy
-139.4183
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0007
eV
DOS at Fermi level
18.3397
Total magnetisation
2.2232
μB

Additional Information

Prototype ID

AB2C3_2603_spg62

Decomposition

PmSi PmPd

Computed at

2023-08-24 22:58:36.013193

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: agm005674277).

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 agm005674277
data_agm005674277
_cell_length_a     4.32956
_cell_length_b     11.63288
_cell_length_c     11.76175
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       592.38365
_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 0.25000 0.37506 0.05578 1.00000
  Pm2 Pm 0.75000 0.62494 0.94422 1.00000
  Pm3 Pm 0.75000 0.87506 0.44422 1.00000
  Pm4 Pm 0.25000 0.12494 0.55578 1.00000
  Pm5 Pm 0.25000 0.69227 0.21005 1.00000
  Pm6 Pm 0.75000 0.30773 0.78995 1.00000
  Pm7 Pm 0.75000 0.19227 0.28995 1.00000
  Pm8 Pm 0.25000 0.80773 0.71005 1.00000
  Pm9 Pm 0.25000 0.43885 0.37862 1.00000
  Pm10 Pm 0.75000 0.56115 0.62138 1.00000
  Pm11 Pm 0.75000 0.93885 0.12138 1.00000
  Pm12 Pm 0.25000 0.06115 0.87862 1.00000
  Si1 Si 0.25000 0.68724 0.47924 1.00000
  Si2 Si 0.75000 0.31276 0.52076 1.00000
  Si3 Si 0.75000 0.18724 0.02076 1.00000
  Si4 Si 0.25000 0.81276 0.97924 1.00000
  Si5 Si 0.25000 0.00208 0.30928 1.00000
  Si6 Si 0.75000 0.99792 0.69072 1.00000
  Si7 Si 0.75000 0.50208 0.19072 1.00000
  Si8 Si 0.25000 0.49792 0.80928 1.00000
  Pd1 Pd 0.25000 0.13008 0.12885 1.00000
  Pd2 Pd 0.75000 0.86992 0.87115 1.00000
  Pd3 Pd 0.75000 0.63008 0.37115 1.00000
  Pd4 Pd 0.25000 0.36992 0.62885 1.00000
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