Navigation

HEAS Data Platform · Materials Science Database

Pm7Y2Er3

Alexandria ALEX

Alex-ID: agm005603349 · Space group: P2/m (#10)

Basic Information

Formula
Pm7Y2Er3
Alex-ID
agm005603349
Elements
3
Sites
12
Space group
P2/m (#10)
Crystal system
monoclinic
Volume
398.93
ų
Cell a
3.5549
Å
Cell b
6.4360
Å
Cell c
18.0388
Å
α angle
75.15
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm7Y2Er3
Pm
7.00 · 58.3%
Y
2.00 · 16.7%
Er
3.00 · 25.0%

Energy & Stability

Energy above hull
0.0749
eV/atom
Formation energy
0.0698
eV/atom
Corrected total energy
-59.0315
eV
Raw total energy
-59.0315
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0144
eV
DOS at Fermi level
17.8020
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C7_115_spg10

Decomposition

Pm5Y PmY2 PmEr2

Computed at

2023-06-13 18:34:15.903883

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: agm005603349).

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 agm005603349
data_agm005603349
_cell_length_a     3.55490
_cell_length_b     6.43600
_cell_length_c     18.03876
_cell_angle_alpha  75.15011
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       398.92986
_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 0.50000 0.23723 0.50438 1.00000
  Pm2 Pm 0.50000 0.76277 0.49562 1.00000
  Pm3 Pm 0.00000 0.55773 0.16584 1.00000
  Pm4 Pm 0.00000 0.00000 0.00000 1.00000
  Pm5 Pm 0.00000 0.44227 0.83416 1.00000
  Pm6 Pm 0.50000 0.94545 0.82889 1.00000
  Pm7 Pm 0.50000 0.05455 0.17111 1.00000
  Y1 Y 0.50000 0.61090 0.32952 1.00000
  Y2 Y 0.50000 0.38910 0.67048 1.00000
  Er1 Er 0.50000 0.50000 0.00000 1.00000
  Er2 Er 0.00000 0.11199 0.34098 1.00000
  Er3 Er 0.00000 0.88801 0.65902 1.00000
Get direct link