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HEAS Data Platform · Materials Science Database

Pm4Y10Tm

Alexandria ALEX

Alex-ID: agm005998044 · Space group: I4/mmm (#139)

Basic Information

Formula
Pm4Y10Tm
Alex-ID
agm005998044
Elements
3
Sites
15
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
510.45
ų
Cell a
7.8747
Å
Cell b
8.9624
Å
Cell c
8.9624
Å
α angle
78.87
°
β angle
63.94
°
γ angle
63.94
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm4Y10Tm
Pm
4.00 · 26.7%
Y
10.00 · 66.7%
Tm
1.00 · 6.7%

Energy & Stability

Energy above hull
0.2773
eV/atom
Formation energy
0.2682
eV/atom
Corrected total energy
-84.0808
eV
Raw total energy
-84.0808
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
23.6824
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB4C10_59_spg139

Decomposition

Y5Tm PmY2 YTm2

Computed at

2023-08-08 19:49:15.535977

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: agm005998044).

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 agm005998044
data_agm005998044
_cell_length_a     7.87473
_cell_length_b     8.96236
_cell_length_c     8.96236
_cell_angle_alpha  78.87185
_cell_angle_beta   63.93936
_cell_angle_gamma  63.93936
_cell_volume       510.44880
_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 0.22957 0.99987 0.54099 1.00000
  Pm2 Pm 0.77056 0.45901 0.99987 1.00000
  Pm3 Pm 0.22944 0.54099 0.00013 1.00000
  Pm4 Pm 0.77043 0.00013 0.45901 1.00000
  Y1 Y 0.25000 0.50000 0.50000 1.00000
  Y2 Y 0.71030 0.20964 0.79030 1.00000
  Y3 Y 0.08006 0.20970 0.20964 1.00000
  Y4 Y 0.49939 0.79030 0.79036 1.00000
  Y5 Y 0.71024 0.79036 0.20970 1.00000
  Y6 Y 0.28970 0.79036 0.20970 1.00000
  Y7 Y 0.75000 0.50000 0.50000 1.00000
  Y8 Y 0.28976 0.20964 0.79030 1.00000
  Y9 Y 0.50061 0.20970 0.20964 1.00000
  Y10 Y 0.91994 0.79030 0.79036 1.00000
  Tm1 Tm 0.00000 0.00000 0.00000 1.00000
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