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Ta3V2Ge3

Alexandria ALEX

Alex-ID: agm010035069 · Space group: P6_3/mcm (#193)

Alexandria Database API

Basic Information

Formula
Ta3V2Ge3
Alex-ID
agm010035069
Elements
3
Sites
16
Space group
P6_3/mcm (#193)
Crystal system
hexagonal
Volume
248.50
ų
Cell a
7.5157
Å
Cell b
7.5157
Å
Cell c
5.0800
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta3V2Ge3
Ta
6.00 · 37.5%
V
4.00 · 25.0%
Ge
6.00 · 37.5%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.3854
eV/atom
Corrected total energy
-141.4616
eV
Raw total energy
-141.4616
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
15.4679
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A2B3C3_61_spg193

Decomposition

Ta3V2Ge3

Computed at

2025-01-16 19:49:43

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: agm010035069).

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 agm010035069
data_agm010035069
_cell_length_a     7.51571
_cell_length_b     7.51571
_cell_length_c     5.07999
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       248.50442
_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
  Ta1 Ta 0.00000 0.23395 0.75000 1.00000
  Ta2 Ta 0.23395 0.00000 0.75000 1.00000
  Ta3 Ta 0.76605 0.76605 0.75000 1.00000
  Ta4 Ta 0.00000 0.76605 0.25000 1.00000
  Ta5 Ta 0.76605 0.00000 0.25000 1.00000
  Ta6 Ta 0.23395 0.23395 0.25000 1.00000
  V1 V 0.33333 0.66667 0.00000 1.00000
  V2 V 0.66667 0.33333 0.50000 1.00000
  V3 V 0.66667 0.33333 0.00000 1.00000
  V4 V 0.33333 0.66667 0.50000 1.00000
  Ge1 Ge 0.00000 0.59487 0.75000 1.00000
  Ge2 Ge 0.59487 0.00000 0.75000 1.00000
  Ge3 Ge 0.40513 0.40513 0.75000 1.00000
  Ge4 Ge 0.00000 0.40513 0.25000 1.00000
  Ge5 Ge 0.40513 0.00000 0.25000 1.00000
  Ge6 Ge 0.59487 0.59487 0.25000 1.00000
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