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Ta4Ag3

Alexandria ALEX

Alex-ID: agm005487795 · Space group: I4/mmm (#139)

Basic Information

Formula
Ta4Ag3
Alex-ID
agm005487795
Elements
2
Sites
7
Space group
I4/mmm (#139)
Crystal system
tetragonal
Volume
127.28
ų
Cell a
11.1351
Å
Cell b
11.1351
Å
Cell c
11.1351
Å
α angle
162.32
°
β angle
162.32
°
γ angle
25.10
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta4Ag3
Ta
4.00 · 57.1%
Ag
3.00 · 42.9%

Energy & Stability

Energy above hull
0.3418
eV/atom
Formation energy
0.3418
eV/atom
Corrected total energy
-53.5716
eV
Raw total energy
-53.5716
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
6.8045
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

A3B4_16_spg71

Decomposition

Ag Ta

Computed at

2023-03-17 22:33:48.349702

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: agm005487795).

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 agm005487795
data_agm005487795
_cell_length_a     11.13514
_cell_length_b     11.13514
_cell_length_c     11.13514
_cell_angle_alpha  162.32209
_cell_angle_beta   162.32209
_cell_angle_gamma  25.10156
_cell_volume       127.27766
_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 0.14051 0.14051 0.00000 1.00000
  Ta2 Ta 0.42546 0.42546 0.00000 1.00000
  Ta3 Ta 0.57454 0.57454 0.00000 1.00000
  Ta4 Ta 0.85949 0.85949 0.00000 1.00000
  Ag1 Ag 0.00000 0.00000 0.00000 1.00000
  Ag2 Ag 0.28373 0.28373 0.00000 1.00000
  Ag3 Ag 0.71627 0.71627 0.00000 1.00000
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