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SrTb2Sc2O7

Alexandria ALEX

Alex-ID: agm005276550 · Space group: I4/mmm (#139)

Basic Information

Formula
SrTb2Sc2O7
Alex-ID
agm005276550
Elements
4
Sites
12
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
165.20
ų
Cell a
10.5021
Å
Cell b
10.5021
Å
Cell c
10.5021
Å
α angle
157.80
°
β angle
157.80
°
γ angle
31.59
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
SrTb2Sc2O7
Sr
1.00 · 8.3%
Tb
2.00 · 16.7%
Sc
2.00 · 16.7%
O
7.00 · 58.3%

Energy & Stability

Energy above hull
0.1201
eV/atom
Formation energy
-3.7233
eV/atom
Corrected total energy
-103.0046
eV
Raw total energy
-98.0886
eV

Electronic Structure

Indirect band gap
3.4930
eV
Direct band gap
3.6795
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D7_166_spg12

Decomposition

SrSc2O4 Tb2O3

Computed at

2023-05-05 08:16:42.787127

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: agm005276550).

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 agm005276550
data_agm005276550
_cell_length_a     10.50205
_cell_length_b     10.50205
_cell_length_c     10.50205
_cell_angle_alpha  157.80282
_cell_angle_beta   157.80282
_cell_angle_gamma  31.59438
_cell_volume       165.20149
_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 0.50000 0.50000 0.00000 1.00000
  Tb1 Tb 0.68307 0.68307 0.00000 1.00000
  Tb2 Tb 0.31693 0.31693 0.00000 1.00000
  Sc1 Sc 0.89704 0.89704 0.00000 1.00000
  Sc2 Sc 0.10296 0.10296 0.00000 1.00000
  O1 O 0.00000 0.00000 0.00000 1.00000
  O2 O 0.78826 0.78826 0.00000 1.00000
  O3 O 0.21174 0.21174 0.00000 1.00000
  O4 O 0.88603 0.38603 0.50000 1.00000
  O5 O 0.61397 0.11397 0.50000 1.00000
  O6 O 0.11397 0.61397 0.50000 1.00000
  O7 O 0.38603 0.88603 0.50000 1.00000
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