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Pr7Ti(Se2O)4

Alexandria ALEX

Alex-ID: agm021308376 · Space group: Pbam (#55)

Basic Information

Formula
Pr7Ti(Se2O)4
Alex-ID
agm021308376
Elements
4
Sites
40
Space group
Pbam (#55)
Crystal system
orthorhombic
Volume
948.34
ų
Cell a
4.0869
Å
Cell b
14.6005
Å
Cell c
15.8929
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Pr7Ti(Se2O)4
Pr
14.00 · 35.0%
Ti
2.00 · 5.0%
Se
16.00 · 40.0%
O
8.00 · 20.0%

Energy & Stability

Energy above hull
0.0038
eV/atom
Formation energy
-2.4967
eV/atom
Corrected total energy
-278.1489
eV
Raw total energy
-272.5306
eV

Electronic Structure

Indirect band gap
0.0623
eV
Direct band gap
0.4544
eV
DOS at Fermi level
4.8362
Total magnetisation
1.9201
μB

Additional Information

Prototype ID

AB4C7D8_0_spg55

Decomposition

Pr2Se3 TiO Pr3Ti3(SeO4)2 Pr2SeO2

Computed at

2025-01-19 00:44:59

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: agm021308376).

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 agm021308376
data_agm021308376
_cell_length_a     4.08693
_cell_length_b     14.60046
_cell_length_c     15.89286
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       948.34440
_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
  Pr1 Pr 0.00000 0.79063 0.88371 1.00000
  Pr2 Pr 0.50000 0.99533 0.81025 1.00000
  Pr3 Pr 0.00000 0.29063 0.61629 1.00000
  Pr4 Pr 0.00000 0.00000 0.50000 1.00000
  Pr5 Pr 0.50000 0.49533 0.68975 1.00000
  Pr6 Pr 0.50000 0.21864 0.33607 1.00000
  Pr7 Pr 0.50000 0.50467 0.31025 1.00000
  Pr8 Pr 0.00000 0.20937 0.11629 1.00000
  Pr9 Pr 0.50000 0.78136 0.66393 1.00000
  Pr10 Pr 0.50000 0.00467 0.18975 1.00000
  Pr11 Pr 0.00000 0.50000 0.00000 1.00000
  Pr12 Pr 0.00000 0.70937 0.38371 1.00000
  Pr13 Pr 0.50000 0.71864 0.16393 1.00000
  Pr14 Pr 0.50000 0.28136 0.83607 1.00000
  Ti1 Ti 0.00000 0.50000 0.50000 1.00000
  Ti2 Ti 0.00000 0.00000 0.00000 1.00000
  Se1 Se 0.50000 0.38017 0.46735 1.00000
  Se2 Se 0.50000 0.11983 0.96735 1.00000
  Se3 Se 0.00000 0.65708 0.73636 1.00000
  Se4 Se 0.50000 0.88017 0.03265 1.00000
  Se5 Se 0.50000 0.85439 0.47297 1.00000
  Se6 Se 0.00000 0.15708 0.76364 1.00000
  Se7 Se 0.00000 0.84292 0.23636 1.00000
  Se8 Se 0.00000 0.34292 0.26364 1.00000
  Se9 Se 0.00000 0.56883 0.17361 1.00000
  Se10 Se 0.50000 0.35439 0.02703 1.00000
  Se11 Se 0.00000 0.06883 0.32639 1.00000
  Se12 Se 0.50000 0.64561 0.97297 1.00000
  Se13 Se 0.00000 0.43117 0.82639 1.00000
  Se14 Se 0.00000 0.93117 0.67361 1.00000
  Se15 Se 0.50000 0.14561 0.52703 1.00000
  Se16 Se 0.50000 0.61983 0.53265 1.00000
  O1 O 0.00000 0.54275 0.38442 1.00000
  O2 O 0.00000 0.45725 0.61558 1.00000
  O3 O 0.50000 0.82927 0.81355 1.00000
  O4 O 0.00000 0.04275 0.11558 1.00000
  O5 O 0.00000 0.95725 0.88442 1.00000
  O6 O 0.50000 0.17073 0.18645 1.00000
  O7 O 0.50000 0.32927 0.68645 1.00000
  O8 O 0.50000 0.67073 0.31355 1.00000
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