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Cs3Pm(YSe3)2

Alexandria ALEX

Alex-ID: agm034290712 · Space group: C2/m (#12)

Basic Information

Formula
Cs3Pm(YSe3)2
Alex-ID
agm034290712
Elements
4
Sites
12
Space group
C2/m (#12)
Crystal system
monoclinic
Volume
403.79
ų
Cell a
10.6526
Å
Cell b
10.6526
Å
Cell c
9.7460
Å
α angle
67.76
°
β angle
112.24
°
γ angle
156.68
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Cs3Pm(YSe3)2
Cs
3.00 · 25.0%
Pm
1.00 · 8.3%
Y
2.00 · 16.7%
Se
6.00 · 50.0%

Energy & Stability

Energy above hull
0.0028
eV/atom
Formation energy
-1.7301
eV/atom
Corrected total energy
-61.9509
eV
Raw total energy
-61.9509
eV

Electronic Structure

Indirect band gap
1.8119
eV
Direct band gap
1.9583
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3D6_28_spg12

Decomposition

CsYSe2 CsPmSe2

Computed at

2025-01-25 04:15:38

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: agm034290712).

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 agm034290712
data_agm034290712
_cell_length_a     10.65261
_cell_length_b     10.65261
_cell_length_c     9.74598
_cell_angle_alpha  67.75896
_cell_angle_beta   112.24104
_cell_angle_gamma  156.67997
_cell_volume       403.79214
_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
  Cs1 Cs 0.50000 0.50000 0.50000 1.00000
  Cs2 Cs 0.16634 0.83366 0.83241 1.00000
  Cs3 Cs 0.83366 0.16634 0.16759 1.00000
  Pm1 Pm 0.50000 0.50000 0.00000 1.00000
  Y1 Y 0.16780 0.83220 0.33494 1.00000
  Y2 Y 0.83220 0.16780 0.66506 1.00000
  Se1 Se 0.65485 0.34515 0.12221 1.00000
  Se2 Se 0.31898 0.68102 0.45297 1.00000
  Se3 Se 0.34515 0.65485 0.87779 1.00000
  Se4 Se 0.98412 0.01588 0.77948 1.00000
  Se5 Se 0.01588 0.98412 0.22052 1.00000
  Se6 Se 0.68102 0.31898 0.54703 1.00000
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