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HfTa3(GaC)2

Alexandria ALEX

Alex-ID: agm019759564 · Space group: P3m1 (#156)

Basic Information

Formula
HfTa3(GaC)2
Alex-ID
agm019759564
Elements
4
Sites
8
Space group
P3m1 (#156)
Crystal system
trigonal
Volume
119.03
ų
Cell a
3.1582
Å
Cell b
3.1582
Å
Cell c
13.7801
Å
α angle
90.00
°
β angle
90.00
°
γ angle
120.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HfTa3(GaC)2
Hf
1.00 · 12.5%
Ta
3.00 · 37.5%
Ga
2.00 · 25.0%
C
2.00 · 25.0%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.5938
eV/atom
Corrected total energy
-74.7682
eV
Raw total energy
-74.7682
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
2.6303
Total magnetisation
0.0000
μB

Additional Information

Prototype ID

AB2C2D3_27_spg156

Decomposition

HfTa3(GaC)2

Computed at

2025-01-17 18:36:44

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: agm019759564).

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 agm019759564
data_agm019759564
_cell_length_a     3.15822
_cell_length_b     3.15821
_cell_length_c     13.78007
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  120.00000
_cell_volume       119.03245
_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
  Hf1 Hf 0.33333 0.66667 0.41038 1.00000
  Ta1 Ta 0.00000 0.00000 0.59419 1.00000
  Ta2 Ta 0.00000 0.00000 0.90990 1.00000
  Ta3 Ta 0.33333 0.66667 0.08556 1.00000
  Ga1 Ga 0.33333 0.66667 0.75196 1.00000
  Ga2 Ga 0.00000 0.00000 0.24464 1.00000
  C1 C 0.66667 0.33333 0.50534 1.00000
  C2 C 0.66667 0.33333 0.99804 1.00000
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