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Ba2Y2Ti2Al(Ge4O13)2

Alexandria ALEX

Alex-ID: agm010322971 · Space group: C2 (#5)

Basic Information

Formula
Ba2Y2Ti2Al(Ge4O13)2
Alex-ID
agm010322971
Elements
6
Sites
41
Space group
C2 (#5)
Crystal system
monoclinic
Volume
625.64
ų
Cell a
7.4770
Å
Cell b
7.4770
Å
Cell c
11.8430
Å
α angle
76.44
°
β angle
103.56
°
γ angle
92.53
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ba2Y2Ti2Al(Ge4O13)2
Ba
2.00 · 4.9%
Y
2.00 · 4.9%
Ti
2.00 · 4.9%
Al
1.00 · 2.4%
Ge
8.00 · 19.5%
O
26.00 · 63.4%

Energy & Stability

Energy above hull
0.0490
eV/atom
Formation energy
-2.7551
eV/atom
Corrected total energy
-315.1197
eV
Raw total energy
-296.8602
eV

Electronic Structure

Indirect band gap
0.2914
eV
Direct band gap
0.3664
eV
DOS at Fermi level
2.4593
Total magnetisation
0.9954
μB

Additional Information

Prototype ID

AB2C2D2E8F26_0_spg5

Decomposition

Ba4Ti13O30 Y2Ti2GeO9 BaY4Ge5O17 BaGe4O9 BaAl2(GeO4)2 Ge

Computed at

2025-03-12 07:43:25

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: agm010322971).

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 agm010322971
data_agm010322971
_cell_length_a     7.47696
_cell_length_b     7.47696
_cell_length_c     11.84300
_cell_angle_alpha  76.43932
_cell_angle_beta   103.56068
_cell_angle_gamma  92.52564
_cell_volume       625.63940
_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
  Ba1 Ba 0.99728 0.50592 0.99342 1.00000
  Ba2 Ba 0.50592 0.99728 0.00658 1.00000
  Y1 Y 0.16821 0.84021 0.44590 1.00000
  Y2 Y 0.84021 0.16821 0.55410 1.00000
  Ti1 Ti 0.04064 0.95262 0.12008 1.00000
  Ti2 Ti 0.95262 0.04064 0.87992 1.00000
  Al1 Al 0.42574 0.42574 0.50000 1.00000
  Ge1 Ge 0.80708 0.18333 0.25216 1.00000
  Ge2 Ge 0.18333 0.80708 0.74784 1.00000
  Ge3 Ge 0.38325 0.63192 0.23679 1.00000
  Ge4 Ge 0.63192 0.38325 0.76321 1.00000
  Ge5 Ge 0.82207 0.57798 0.29237 1.00000
  Ge6 Ge 0.38557 0.20376 0.29000 1.00000
  Ge7 Ge 0.20376 0.38557 0.71000 1.00000
  Ge8 Ge 0.57798 0.82207 0.70763 1.00000
  O1 O 0.86195 0.86195 0.00000 1.00000
  O2 O 0.13126 0.13126 0.00000 1.00000
  O3 O 0.91108 0.07525 0.39800 1.00000
  O4 O 0.07525 0.91108 0.60200 1.00000
  O5 O 0.24319 0.78869 0.12413 1.00000
  O6 O 0.78869 0.24319 0.87587 1.00000
  O7 O 0.80937 0.44380 0.43020 1.00000
  O8 O 0.45807 0.23430 0.43765 1.00000
  O9 O 0.23430 0.45807 0.56235 1.00000
  O10 O 0.44380 0.80937 0.56980 1.00000
  O11 O 0.85565 0.42361 0.20197 1.00000
  O12 O 0.56166 0.14523 0.22695 1.00000
  O13 O 0.14523 0.56166 0.77305 1.00000
  O14 O 0.42361 0.85565 0.79803 1.00000
  O15 O 0.30015 0.42087 0.19514 1.00000
  O16 O 0.60480 0.68895 0.20803 1.00000
  O17 O 0.68895 0.60480 0.79197 1.00000
  O18 O 0.42087 0.30015 0.80486 1.00000
  O19 O 0.98767 0.74947 0.28520 1.00000
  O20 O 0.21778 0.03606 0.28084 1.00000
  O21 O 0.03606 0.21778 0.71916 1.00000
  O22 O 0.74947 0.98767 0.71480 1.00000
  O23 O 0.37812 0.62695 0.38401 1.00000
  O24 O 0.62695 0.37812 0.61599 1.00000
  O25 O 0.84714 0.10621 0.13282 1.00000
  O26 O 0.10621 0.84714 0.86718 1.00000
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