Navigation

HEAS Data Platform · Materials Science Database

CaTbAl3Se6O

Alexandria ALEX

Alex-ID: agm010954079 · Space group: P2_1 (#4)

Alexandria Database API

Basic Information

Formula
CaTbAl3Se6O
Alex-ID
agm010954079
Elements
5
Sites
24
Space group
P2_1 (#4)
Crystal system
monoclinic
Volume
586.16
ų
Cell a
6.2988
Å
Cell b
9.6150
Å
Cell c
9.6807
Å
α angle
90.00
°
β angle
88.79
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
CaTbAl3Se6O
Ca
2.00 · 8.3%
Tb
2.00 · 8.3%
Al
6.00 · 25.0%
Se
12.00 · 50.0%
O
2.00 · 8.3%

Energy & Stability

Energy above hull
0.0315
eV/atom
Formation energy
-1.5985
eV/atom
Corrected total energy
-125.9090
eV
Raw total energy
-124.5044
eV

Electronic Structure

Indirect band gap
2.8516
eV
Direct band gap
2.9123
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABCD3E6_13_spg4

Decomposition

Ca(AlSe2)2 Tb2Se3 Al2Se3 Al2O3

Computed at

2024-12-04 07:20:22

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: agm010954079).

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 agm010954079
data_agm010954079
_cell_length_a     6.29876
_cell_length_b     9.61504
_cell_length_c     9.68073
_cell_angle_alpha  90.00000
_cell_angle_beta   88.79206
_cell_angle_gamma  90.00000
_cell_volume       586.16232
_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
  Ca1 Ca 0.97831 0.32262 0.08767 1.00000
  Ca2 Ca 0.02169 0.82262 0.91233 1.00000
  Tb1 Tb 0.02848 0.64437 0.40305 1.00000
  Tb2 Tb 0.97152 0.14437 0.59695 1.00000
  Al1 Al 0.49906 0.50457 0.75678 1.00000
  Al2 Al 0.50094 0.00457 0.24322 1.00000
  Al3 Al 0.56550 0.12472 0.84688 1.00000
  Al4 Al 0.43450 0.62472 0.15312 1.00000
  Al5 Al 0.57529 0.88978 0.60938 1.00000
  Al6 Al 0.42471 0.38978 0.39062 1.00000
  Se1 Se 0.19358 0.12257 0.86691 1.00000
  Se2 Se 0.80642 0.62257 0.13309 1.00000
  Se3 Se 0.20204 0.86227 0.60208 1.00000
  Se4 Se 0.79796 0.36227 0.39792 1.00000
  Se5 Se 0.25129 0.18054 0.31506 1.00000
  Se6 Se 0.74871 0.68054 0.68494 1.00000
  Se7 Se 0.23846 0.83621 0.19022 1.00000
  Se8 Se 0.76154 0.33621 0.80978 1.00000
  Se9 Se 0.73831 0.04780 0.05355 1.00000
  Se10 Se 0.26169 0.54780 0.94645 1.00000
  Se11 Se 0.77212 0.93177 0.39865 1.00000
  Se12 Se 0.22788 0.43177 0.60135 1.00000
  O1 O 0.31635 0.53199 0.29589 1.00000
  O2 O 0.68365 0.03199 0.70411 1.00000
Get direct link