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Pm2Tl3CuSe6

Alexandria ALEX

Alex-ID: agm004635562 · Space group: C2/m (#12)

Basic Information

Formula
Pm2Tl3CuSe6
Alex-ID
agm004635562
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
341.89
ų
Cell a
7.1971
Å
Cell b
7.1971
Å
Cell c
8.0393
Å
α angle
100.67
°
β angle
100.67
°
γ angle
118.30
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pm2Tl3CuSe6
Pm
2.00 · 16.7%
Tl
3.00 · 25.0%
Cu
1.00 · 8.3%
Se
6.00 · 50.0%

Energy & Stability

Energy above hull
0.1197
eV/atom
Formation energy
-0.8749
eV/atom
Corrected total energy
-52.2028
eV
Raw total energy
-52.2028
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0009
eV
DOS at Fermi level
7.3918
Total magnetisation
0.0015
μB

Additional Information

Prototype ID

AB2C3D6_175_spg12

Decomposition

TlCuSe2 PmTlSe2

Computed at

2022-06-27 04:19:04.804055

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: agm004635562).

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 agm004635562
data_agm004635562
_cell_length_a     7.19707
_cell_length_b     7.19707
_cell_length_c     8.03930
_cell_angle_alpha  100.67171
_cell_angle_beta   100.67171
_cell_angle_gamma  118.30415
_cell_volume       341.88867
_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 0.33841 0.66159 0.00000 1.00000
  Pm2 Pm 0.66159 0.33841 0.00000 1.00000
  Tl1 Tl 0.18147 0.81853 0.50000 1.00000
  Tl2 Tl 0.81853 0.18147 0.50000 1.00000
  Tl3 Tl 0.50000 0.50000 0.50000 1.00000
  Cu1 Cu 0.00000 0.00000 0.00000 1.00000
  Se1 Se 0.93377 0.63954 0.81146 1.00000
  Se2 Se 0.73898 0.73898 0.24750 1.00000
  Se3 Se 0.06623 0.36046 0.18854 1.00000
  Se4 Se 0.63954 0.93377 0.81146 1.00000
  Se5 Se 0.26102 0.26102 0.75250 1.00000
  Se6 Se 0.36046 0.06623 0.18854 1.00000
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