Navigation

HEAS Data Platform · Materials Science Database

Pm3Y7Tm2

Alexandria ALEX

Alex-ID: agm012552902 · Space group: P-31m (#162)

Basic Information

Formula
Pm3Y7Tm2
Alex-ID
agm012552902
Elements
3
Sites
12
Space group
P-31m (#162)
Crystal system
trigonal
Volume
387.50
ų
Cell a
6.2245
Å
Cell b
6.2245
Å
Cell c
11.5487
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm3Y7Tm2
Pm
3.00 · 25.0%
Y
7.00 · 58.3%
Tm
2.00 · 16.7%

Energy & Stability

Energy above hull
0.0122
eV/atom
Formation energy
0.0031
eV/atom
Corrected total energy
-68.3994
eV
Raw total energy
-68.3994
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0120
eV
DOS at Fermi level
16.7079
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C7_481_spg162

Decomposition

PmY2 YTm2

Computed at

2025-02-06 19:31:48

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: agm012552902).

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 agm012552902
data_agm012552902
_cell_length_a     6.22448
_cell_length_b     6.22448
_cell_length_c     11.54867
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       387.49757
_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 0.66667 0.33333 0.50000 1.00000
  Pm2 Pm 0.33333 0.66667 0.50000 1.00000
  Pm3 Pm 0.00000 0.00000 0.50000 1.00000
  Y1 Y 0.00000 0.00000 0.00000 1.00000
  Y2 Y 0.33476 0.00000 0.24727 1.00000
  Y3 Y 0.33476 0.33476 0.75273 1.00000
  Y4 Y 0.66524 0.00000 0.75273 1.00000
  Y5 Y 0.00000 0.33476 0.24727 1.00000
  Y6 Y 0.66524 0.66524 0.24727 1.00000
  Y7 Y 0.00000 0.66524 0.75273 1.00000
  Tm1 Tm 0.33333 0.66667 0.00000 1.00000
  Tm2 Tm 0.66667 0.33333 0.00000 1.00000
Get direct link