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HfTa2CrNi

Alexandria ALEX

Alex-ID: agm001473471 · Space group: P4/mmm (#123)

Basic Information

Formula
HfTa2CrNi
Alex-ID
agm001473471
Elements
4
Sites
5
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
92.55
ų
Cell a
4.6892
Å
Cell b
4.2093
Å
Cell c
4.6892
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HfTa2CrNi
Ni
1.00 · 20.0%
Hf
1.00 · 20.0%
Cr
1.00 · 20.0%
Ta
2.00 · 40.0%

Energy & Stability

Energy above hull
1.0854
eV/atom
Formation energy
0.8391
eV/atom
Corrected total energy
-44.8704
eV
Raw total energy
-44.8704
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0001
eV
DOS at Fermi level
7.4691
Total magnetisation
0.0005
μB

Additional Information

Prototype ID

ABCD2_2_spg123

Decomposition

HfNi TaCr2 Ta

Computed at

2016-10-07 07:10:46

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: agm001473471).

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 agm001473471
data_agm001473471
_cell_length_a     4.68917
_cell_length_b     4.20925
_cell_length_c     4.68917
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       92.55446
_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
  Ni1 Ni 0.00000 0.00000 0.00000 1.00000
  Hf1 Hf 0.50000 0.50000 0.50000 1.00000
  Cr1 Cr 0.00000 0.50000 0.00000 1.00000
  Ta1 Ta 0.00000 0.00000 0.50000 1.00000
  Ta2 Ta 0.50000 0.00000 0.00000 1.00000
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