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Pm2SmEr12

Alexandria ALEX

Alex-ID: agm005804716 · Space group: C2/m (#12)

Basic Information

Formula
Pm2SmEr12
Alex-ID
agm005804716
Elements
3
Sites
30
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
940.58
ų
Cell a
6.5502
Å
Cell b
6.5478
Å
Cell c
25.4642
Å
α angle
93.05
°
β angle
103.78
°
γ angle
115.67
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2SmEr12
Pm
4.00 · 13.3%
Sm
2.00 · 6.7%
Er
24.00 · 80.0%

Energy & Stability

Energy above hull
0.0525
eV/atom
Formation energy
0.0467
eV/atom
Corrected total energy
-136.5565
eV
Raw total energy
-136.5565
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0199
eV
DOS at Fermi level
46.8620
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C12_94_spg12

Decomposition

Pm2Er7 SmEr8 Sm2Er7

Computed at

2023-07-20 05:57:22.485559

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: agm005804716).

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 agm005804716
data_agm005804716
_cell_length_a     6.55021
_cell_length_b     6.54778
_cell_length_c     25.46424
_cell_angle_alpha  93.05099
_cell_angle_beta   103.78188
_cell_angle_gamma  115.67486
_cell_volume       940.58345
_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 0.58630 0.95221 0.27049 1.00000
  Pm2 Pm 0.08637 0.45189 0.27043 1.00000
  Pm3 Pm 0.91371 0.54780 0.72952 1.00000
  Pm4 Pm 0.41364 0.04812 0.72957 1.00000
  Sm1 Sm 0.51427 0.98563 0.00012 1.00000
  Sm2 Sm 0.98571 0.51435 0.99986 1.00000
  Er1 Er 0.49913 0.60029 0.79873 1.00000
  Er2 Er 0.99784 0.09888 0.79755 1.00000
  Er3 Er 0.90846 0.94592 0.92490 1.00000
  Er4 Er 0.33015 0.90098 0.86456 1.00000
  Er5 Er 0.16658 0.99992 0.33480 1.00000
  Er6 Er 0.16984 0.59901 0.13543 1.00000
  Er7 Er 0.48307 0.18989 0.58682 1.00000
  Er8 Er 0.66701 0.50032 0.33526 1.00000
  Er9 Er 0.40526 0.44265 0.92488 1.00000
  Er10 Er 0.59152 0.55406 0.07508 1.00000
  Er11 Er 0.92721 0.15626 0.54162 1.00000
  Er12 Er 0.01694 0.31012 0.41320 1.00000
  Er13 Er 0.83300 0.99968 0.66475 1.00000
  Er14 Er 0.57281 0.34375 0.45840 1.00000
  Er15 Er 0.09471 0.05734 0.07510 1.00000
  Er16 Er 0.07255 0.84330 0.45835 1.00000
  Er17 Er 0.42747 0.65671 0.54166 1.00000
  Er18 Er 0.00087 0.89971 0.20127 1.00000
  Er19 Er 0.98366 0.68953 0.58681 1.00000
  Er20 Er 0.33343 0.50008 0.66521 1.00000
  Er21 Er 0.83284 0.39801 0.86434 1.00000
  Er22 Er 0.50216 0.40112 0.20245 1.00000
  Er23 Er 0.51636 0.81048 0.41320 1.00000
  Er24 Er 0.66715 0.10198 0.13565 1.00000
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