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Tl6Si2O7

Alexandria ALEX

Alex-ID: agm003239393 · Space group: P-3 (#147)

Basic Information

Formula
Tl6Si2O7
Alex-ID
agm003239393
Elements
3
Sites
30
Space group
P-3 (#147)
Crystal system
trigonal
Volume
692.82
ų
Cell a
9.9078
Å
Cell b
9.9079
Å
Cell c
8.1497
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Tl6Si2O7
O
14.00 · 46.7%
Si
4.00 · 13.3%
Tl
12.00 · 40.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-1.9058
eV/atom
Corrected total energy
-176.6775
eV
Raw total energy
-166.8454
eV

Electronic Structure

Indirect band gap
1.5857
eV
Direct band gap
1.5857
eV
DOS at Fermi level
0.0000
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B6C7_19_spg147

Decomposition

Tl6Si2O7

Computed at

2021-12-23 23:36:27.928285

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: agm003239393).

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 agm003239393
data_agm003239393
_cell_length_a     9.90779
_cell_length_b     9.90786
_cell_length_c     8.14968
_cell_angle_alpha  90.00030
_cell_angle_beta   89.99980
_cell_angle_gamma  120.00127
_cell_volume       692.82302
_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
  O1 O 0.15045 0.55342 0.11494 1.00000
  O2 O 0.44658 0.59703 0.11495 1.00000
  O3 O 0.40298 0.84955 0.11494 1.00000
  O4 O 0.84955 0.44658 0.88506 1.00000
  O5 O 0.55342 0.40297 0.88505 1.00000
  O6 O 0.59702 0.15045 0.88506 1.00000
  O7 O 0.15164 0.54847 0.63590 1.00000
  O8 O 0.45153 0.60317 0.63590 1.00000
  O9 O 0.39684 0.84837 0.63590 1.00000
  O10 O 0.84836 0.45153 0.36410 1.00000
  O11 O 0.54847 0.39683 0.36410 1.00000
  O12 O 0.60316 0.15163 0.36410 1.00000
  O13 O 0.33333 0.66667 0.37523 1.00000
  O14 O 0.66667 0.33333 0.62477 1.00000
  Si1 Si 0.33334 0.66667 0.16985 1.00000
  Si2 Si 0.66666 0.33333 0.83015 1.00000
  Si3 Si 0.33334 0.66667 0.58026 1.00000
  Si4 Si 0.66666 0.33333 0.41974 1.00000
  Tl1 Tl 0.36306 0.31029 0.12008 1.00000
  Tl2 Tl 0.68972 0.05278 0.12008 1.00000
  Tl3 Tl 0.94723 0.63694 0.12008 1.00000
  Tl4 Tl 0.63694 0.68971 0.87992 1.00000
  Tl5 Tl 0.31028 0.94722 0.87992 1.00000
  Tl6 Tl 0.05277 0.36306 0.87992 1.00000
  Tl7 Tl 0.35423 0.32020 0.63109 1.00000
  Tl8 Tl 0.67980 0.03404 0.63109 1.00000
  Tl9 Tl 0.96597 0.64576 0.63109 1.00000
  Tl10 Tl 0.64577 0.67980 0.36891 1.00000
  Tl11 Tl 0.32020 0.96596 0.36891 1.00000
  Tl12 Tl 0.03403 0.35424 0.36891 1.00000
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