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Pm2Y12Th

Alexandria ALEX

Alex-ID: agm005776542 · Space group: Cmme (#67)

Alexandria Database API

Basic Information

Formula
Pm2Y12Th
Alex-ID
agm005776542
Elements
3
Sites
30
Space group
Cmme (#67)
Crystal system
orthorhombic
Volume
1,006.07
ų
Cell a
6.7430
Å
Cell b
6.7430
Å
Cell c
24.8694
Å
α angle
90.00
°
β angle
90.00
°
γ angle
117.16
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2Y12Th
Pm
4.00 · 13.3%
Y
24.00 · 80.0%
Th
2.00 · 6.7%

Energy & Stability

Energy above hull
0.1866
eV/atom
Formation energy
0.1785
eV/atom
Corrected total energy
-183.6067
eV
Raw total energy
-183.6067
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0045
eV
DOS at Fermi level
49.4554
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C12_71_spg67

Decomposition

Pm2Y7 PmY8 Y2Th

Computed at

2023-07-18 11:52:32.500037

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: agm005776542).

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 agm005776542
data_agm005776542
_cell_length_a     6.74303
_cell_length_b     6.74303
_cell_length_c     24.86939
_cell_angle_alpha  89.99988
_cell_angle_beta   89.99988
_cell_angle_gamma  117.16198
_cell_volume       1006.06957
_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 0.00000 0.26483 1.00000
  Pm2 Pm 0.00000 0.50000 0.27020 1.00000
  Pm3 Pm 1.00000 0.50000 0.73517 1.00000
  Pm4 Pm 0.50000 1.00000 0.72980 1.00000
  Y1 Y 0.50000 0.50000 0.80147 1.00000
  Y2 Y 1.00000 1.00000 0.80147 1.00000
  Y3 Y 0.75073 0.74927 0.92476 1.00000
  Y4 Y 0.25061 0.75061 0.87514 1.00000
  Y5 Y 0.00000 0.00000 0.32689 1.00000
  Y6 Y 0.24939 0.74939 0.12486 1.00000
  Y7 Y 0.76030 0.26030 0.58540 1.00000
  Y8 Y 0.50000 0.50000 0.32689 1.00000
  Y9 Y 0.24927 0.25073 0.92476 1.00000
  Y10 Y 0.74927 0.75073 0.07524 1.00000
  Y11 Y 0.26389 0.23611 0.56101 1.00000
  Y12 Y 0.73970 0.23970 0.41460 1.00000
  Y13 Y 1.00000 1.00000 0.67311 1.00000
  Y14 Y 0.23611 0.26389 0.43899 1.00000
  Y15 Y 0.25073 0.24927 0.07524 1.00000
  Y16 Y 0.76389 0.73611 0.43899 1.00000
  Y17 Y 0.73611 0.76389 0.56101 1.00000
  Y18 Y 0.00000 0.00000 0.19853 1.00000
  Y19 Y 0.23970 0.73970 0.58540 1.00000
  Y20 Y 0.50000 0.50000 0.67311 1.00000
  Y21 Y 0.74939 0.24939 0.87514 1.00000
  Y22 Y 0.50000 0.50000 0.19853 1.00000
  Y23 Y 0.26030 0.76030 0.41460 1.00000
  Y24 Y 0.75061 0.25061 0.12486 1.00000
  Th1 Th 0.50000 0.00000 0.99974 1.00000
  Th2 Th 1.00000 0.50000 0.00026 1.00000
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