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Ta4CrRu

Alexandria ALEX

Alex-ID: agm003750985 · Space group: P4/mmm (#123)

Basic Information

Formula
Ta4CrRu
Alex-ID
agm003750985
Elements
3
Sites
6
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
113.33
ų
Cell a
4.2873
Å
Cell b
4.2876
Å
Cell c
6.1652
Å
α angle
89.96
°
β angle
89.98
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Ta4CrRu
Ta
4.00 · 66.7%
Cr
1.00 · 16.7%
Ru
1.00 · 16.7%

Energy & Stability

Energy above hull
0.5568
eV/atom
Formation energy
0.3329
eV/atom
Corrected total energy
-64.3127
eV
Raw total energy
-64.3127
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0002
eV
DOS at Fermi level
5.0808
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

ABC4_169_spg123

Decomposition

Ta4Ru Ta3Ru TaCr2

Computed at

2022-04-18 10:07:10.012224

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: agm003750985).

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 agm003750985
data_agm003750985
_cell_length_a     4.28731
_cell_length_b     4.28762
_cell_length_c     6.16519
_cell_angle_alpha  89.95865
_cell_angle_beta   89.97819
_cell_angle_gamma  90.00012
_cell_volume       113.33072
_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 0.50117 0.99702 0.25689 1.00000
  Ta2 Ta 0.50142 0.99755 0.73936 1.00000
  Ta3 Ta 0.00142 0.49756 0.73937 1.00000
  Ta4 Ta 0.00117 0.49704 0.25691 1.00000
  Cr1 Cr 0.00130 0.99729 0.49816 1.00000
  Ru1 Ru 0.50130 0.49726 0.99813 1.00000
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