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Sr2PmSe3

Alexandria ALEX

Alex-ID: agm005690749 · Space group: Fddd (#70)

Basic Information

Formula
Sr2PmSe3
Alex-ID
agm005690749
Elements
3
Sites
24
Space group
Fddd (#70)
Crystal system
orthorhombic
Volume
696.94
ų
Cell a
7.5354
Å
Cell b
7.5354
Å
Cell c
13.7187
Å
α angle
100.58
°
β angle
100.58
°
γ angle
109.35
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Sr2PmSe3
Sr
8.00 · 33.3%
Pm
4.00 · 16.7%
Se
12.00 · 50.0%

Energy & Stability

Energy above hull
0.0344
eV/atom
Formation energy
-1.9510
eV/atom
Corrected total energy
-121.2291
eV
Raw total energy
-121.2291
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0011
eV
DOS at Fermi level
6.1843
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C3_36_spg70

Decomposition

PmSe SrSe

Computed at

2023-08-24 21:23:09.034141

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: agm005690749).

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 agm005690749
data_agm005690749
_cell_length_a     7.53544
_cell_length_b     7.53544
_cell_length_c     13.71875
_cell_angle_alpha  100.58247
_cell_angle_beta   100.58247
_cell_angle_gamma  109.34799
_cell_volume       696.93847
_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
  Sr1 Sr 0.99896 0.49896 0.99793 1.00000
  Sr2 Sr 0.41748 0.41748 0.83496 1.00000
  Sr3 Sr 0.83252 0.33252 0.66504 1.00000
  Sr4 Sr 0.25104 0.25104 0.50207 1.00000
  Sr5 Sr 0.74896 0.74896 0.49793 1.00000
  Sr6 Sr 0.66748 0.16748 0.33496 1.00000
  Sr7 Sr 0.58252 0.58252 0.16504 1.00000
  Sr8 Sr 0.50104 0.00104 0.00207 1.00000
  Pm1 Pm 0.91684 0.91684 0.83368 1.00000
  Pm2 Pm 0.33316 0.83316 0.66632 1.00000
  Pm3 Pm 0.16684 0.66684 0.33368 1.00000
  Pm4 Pm 0.08316 0.08316 0.16632 1.00000
  Se1 Se 0.16538 0.67526 0.82978 1.00000
  Se2 Se 0.66440 0.15452 0.82978 1.00000
  Se3 Se 0.08462 0.07474 0.67022 1.00000
  Se4 Se 0.58560 0.59548 0.67022 1.00000
  Se5 Se 0.01018 0.51018 0.50000 1.00000
  Se6 Se 0.48982 0.98982 0.50000 1.00000
  Se7 Se 0.40452 0.41440 0.32978 1.00000
  Se8 Se 0.92526 0.91538 0.32978 1.00000
  Se9 Se 0.84548 0.33560 0.17022 1.00000
  Se10 Se 0.32474 0.83462 0.17022 1.00000
  Se11 Se 0.23982 0.23982 0.00000 1.00000
  Se12 Se 0.76018 0.76018 1.00000 1.00000
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