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Pm7Y3Er

Alexandria ALEX

Alex-ID: agm005962739 · Space group: C2/c (#15)

Basic Information

Formula
Pm7Y3Er
Alex-ID
agm005962739
Elements
3
Sites
22
Space group
C2/c (#15)
Crystal system
monoclinic
Volume
781.67
ų
Cell a
10.2513
Å
Cell b
10.2521
Å
Cell c
12.5600
Å
α angle
65.84
°
β angle
114.16
°
γ angle
138.82
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm7Y3Er
Pm
14.00 · 63.6%
Y
6.00 · 27.3%
Er
2.00 · 9.1%

Energy & Stability

Energy above hull
0.1889
eV/atom
Formation energy
0.1837
eV/atom
Corrected total energy
-110.3704
eV
Raw total energy
-110.3704
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0029
eV
DOS at Fermi level
35.5268
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB3C7_304_spg15

Decomposition

Pm5Y PmY2 PmEr2

Computed at

2023-08-13 02:29:55.669363

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: agm005962739).

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 agm005962739
data_agm005962739
_cell_length_a     10.25129
_cell_length_b     10.25208
_cell_length_c     12.55997
_cell_angle_alpha  65.83567
_cell_angle_beta   114.16383
_cell_angle_gamma  138.81721
_cell_volume       781.67353
_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 0.16353 0.84288 0.27567 1.00000
  Pm2 Pm 0.15714 0.83647 0.77567 1.00000
  Pm3 Pm 0.08272 0.41890 0.47076 1.00000
  Pm4 Pm 0.08560 0.42109 0.97164 1.00000
  Pm5 Pm 0.58103 0.91722 0.97074 1.00000
  Pm6 Pm 0.57885 0.91435 0.47165 1.00000
  Pm7 Pm 0.27909 0.27908 0.75000 1.00000
  Pm8 Pm 0.72091 0.72092 0.25000 1.00000
  Pm9 Pm 0.41897 0.08278 0.02926 1.00000
  Pm10 Pm 0.42115 0.08565 0.52835 1.00000
  Pm11 Pm 0.91440 0.57891 0.02836 1.00000
  Pm12 Pm 0.91728 0.58110 0.52924 1.00000
  Pm13 Pm 0.84287 0.16353 0.22433 1.00000
  Pm14 Pm 0.83647 0.15712 0.72433 1.00000
  Y1 Y 0.33066 0.66854 0.72554 1.00000
  Y2 Y 0.00000 0.00000 0.00000 1.00000
  Y3 Y 0.00000 0.00000 0.50000 1.00000
  Y4 Y 0.33145 0.66934 0.22554 1.00000
  Y5 Y 0.66855 0.33066 0.77446 1.00000
  Y6 Y 0.66934 0.33146 0.27446 1.00000
  Er1 Er 0.50000 0.50000 0.00000 1.00000
  Er2 Er 0.50000 0.50000 0.50000 1.00000
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