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Hf2Co3Si4

Alexandria ALEX

Alex-ID: agm003244635 · Space group: Pbcn (#60)

Basic Information

Formula
Hf2Co3Si4
Alex-ID
agm003244635
Elements
3
Sites
36
Space group
Pbcn (#60)
Crystal system
orthorhombic
Volume
478.93
ų
Cell a
5.1949
Å
Cell b
6.7385
Å
Cell c
13.6817
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Hf2Co3Si4
Hf
8.00 · 22.2%
Co
12.00 · 33.3%
Si
16.00 · 44.4%

Energy & Stability

Energy above hull
0.0000
eV/atom
Formation energy
-0.7689
eV/atom
Corrected total energy
-279.5628
eV
Raw total energy
-279.5628
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
18.9171
Total magnetisation
0.0001
μB

Additional Information

Prototype ID

A2B3C4_101_spg60

Decomposition

Hf2Co3Si4

Computed at

2021-12-17 20:50:06.125294

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: agm003244635).

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 agm003244635
data_agm003244635
_cell_length_a     5.19486
_cell_length_b     6.73850
_cell_length_c     13.68167
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       478.93418
_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 0.23173 0.39902 0.14563 1.00000
  Hf2 Hf 0.73173 0.10098 0.14563 1.00000
  Hf3 Hf 0.26827 0.10098 0.64563 1.00000
  Hf4 Hf 0.76827 0.39902 0.64563 1.00000
  Hf5 Hf 0.23173 0.60098 0.35437 1.00000
  Hf6 Hf 0.73173 0.89902 0.35437 1.00000
  Hf7 Hf 0.26827 0.89902 0.85437 1.00000
  Hf8 Hf 0.76827 0.60098 0.85437 1.00000
  Co1 Co 0.99445 0.27544 0.98172 1.00000
  Co2 Co 0.50555 0.22456 0.48172 1.00000
  Co3 Co 0.77402 0.00000 0.75000 1.00000
  Co4 Co 0.49445 0.22456 0.98172 1.00000
  Co5 Co 0.72598 0.50000 0.25000 1.00000
  Co6 Co 0.49445 0.77544 0.51828 1.00000
  Co7 Co 0.00555 0.27544 0.48172 1.00000
  Co8 Co 0.00555 0.72456 0.01828 1.00000
  Co9 Co 0.22598 0.00000 0.25000 1.00000
  Co10 Co 0.27402 0.50000 0.75000 1.00000
  Co11 Co 0.50555 0.77544 0.01828 1.00000
  Co12 Co 0.99445 0.72456 0.51828 1.00000
  Si1 Si 0.21777 0.01909 0.06876 1.00000
  Si2 Si 0.71777 0.51909 0.43124 1.00000
  Si3 Si 0.78223 0.01909 0.56876 1.00000
  Si4 Si 0.48123 0.75343 0.18727 1.00000
  Si5 Si 0.01877 0.25343 0.81273 1.00000
  Si6 Si 0.51877 0.24657 0.81273 1.00000
  Si7 Si 0.21777 0.98091 0.43124 1.00000
  Si8 Si 0.28223 0.51909 0.93124 1.00000
  Si9 Si 0.98123 0.74657 0.18727 1.00000
  Si10 Si 0.71777 0.48091 0.06876 1.00000
  Si11 Si 0.28223 0.48091 0.56876 1.00000
  Si12 Si 0.48123 0.24657 0.31273 1.00000
  Si13 Si 0.01877 0.74657 0.68727 1.00000
  Si14 Si 0.78223 0.98091 0.93124 1.00000
  Si15 Si 0.51877 0.75343 0.68727 1.00000
  Si16 Si 0.98123 0.25343 0.31273 1.00000
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