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KTmTeBr2O3

Alexandria ALEX

Alex-ID: agm010866979 · Space group: P2_1/c (#14)

Basic Information

Formula
KTmTeBr2O3
Alex-ID
agm010866979
Elements
5
Sites
32
Space group
P2_1/c (#14)
Crystal system
monoclinic
Volume
822.71
ų
Cell a
6.7247
Å
Cell b
7.0354
Å
Cell c
18.2036
Å
α angle
90.00
°
β angle
107.20
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
KTmTeBr2O3
K
4.00 · 12.5%
Tm
4.00 · 12.5%
Te
4.00 · 12.5%
Br
8.00 · 25.0%
O
12.00 · 37.5%

Energy & Stability

Energy above hull
0.0202
eV/atom
Formation energy
-2.2227
eV/atom
Corrected total energy
-178.8698
eV
Raw total energy
-170.4424
eV

Electronic Structure

Indirect band gap
3.3298
eV
Direct band gap
3.3689
eV
DOS at Fermi level
0.0000
Total magnetisation
-0.0001
μB

Additional Information

Prototype ID

ABCD2E3_11_spg14

Decomposition

K2Tm3Te4(BrO4)3 Tm6TeO12 K2TeBr6 KBr Te

Computed at

2025-01-01 00:45:48

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: agm010866979).

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 agm010866979
data_agm010866979
_cell_length_a     6.72471
_cell_length_b     7.03544
_cell_length_c     18.20360
_cell_angle_alpha  90.00000
_cell_angle_beta   107.20138
_cell_angle_gamma  90.00000
_cell_volume       822.71387
_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
  K1 K 0.26361 0.31885 0.43159 1.00000
  K2 K 0.73639 0.81885 0.06841 1.00000
  K3 K 0.73639 0.68115 0.56841 1.00000
  K4 K 0.26361 0.18115 0.93159 1.00000
  Tm1 Tm 0.37040 0.65481 0.73900 1.00000
  Tm2 Tm 0.37040 0.84519 0.23900 1.00000
  Tm3 Tm 0.62960 0.34519 0.26100 1.00000
  Tm4 Tm 0.62960 0.15481 0.76100 1.00000
  Te1 Te 0.10756 0.34303 0.19850 1.00000
  Te2 Te 0.89244 0.84303 0.30150 1.00000
  Te3 Te 0.10756 0.15697 0.69850 1.00000
  Te4 Te 0.89244 0.65697 0.80150 1.00000
  Br1 Br 0.41822 0.84820 0.39827 1.00000
  Br2 Br 0.58178 0.34820 0.10173 1.00000
  Br3 Br 0.41822 0.65180 0.89827 1.00000
  Br4 Br 0.58178 0.15180 0.60173 1.00000
  Br5 Br 0.75447 0.35364 0.42273 1.00000
  Br6 Br 0.24553 0.85364 0.07727 1.00000
  Br7 Br 0.24553 0.64636 0.57727 1.00000
  Br8 Br 0.75447 0.14636 0.92273 1.00000
  O1 O 0.02141 0.65489 0.72310 1.00000
  O2 O 0.31830 0.52835 0.23775 1.00000
  O3 O 0.97859 0.34511 0.27690 1.00000
  O4 O 0.68170 0.47165 0.76225 1.00000
  O5 O 0.67887 0.83785 0.75954 1.00000
  O6 O 0.68170 0.02835 0.26225 1.00000
  O7 O 0.32113 0.16215 0.24046 1.00000
  O8 O 0.67887 0.66215 0.25954 1.00000
  O9 O 0.32113 0.33785 0.74046 1.00000
  O10 O 0.31830 0.97165 0.73775 1.00000
  O11 O 0.97859 0.15489 0.77690 1.00000
  O12 O 0.02141 0.84511 0.22310 1.00000
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