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Hf2AlCo2B2Ru3

Alexandria ALEX

Alex-ID: agm010765646 · Space group: Pbam (#55)

Alexandria Database API

Basic Information

Formula
Hf2AlCo2B2Ru3
Alex-ID
agm010765646
Elements
5
Sites
20
Space group
Pbam (#55)
Crystal system
orthorhombic
Volume
254.46
ų
Cell a
3.0541
Å
Cell b
8.9977
Å
Cell c
9.2600
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
Hf2AlCo2B2Ru3
Hf
4.00 · 20.0%
Al
2.00 · 10.0%
Co
4.00 · 20.0%
B
4.00 · 20.0%
Ru
6.00 · 30.0%

Energy & Stability

Energy above hull
0.0465
eV/atom
Formation energy
-0.6729
eV/atom
Corrected total energy
-171.6236
eV
Raw total energy
-171.6236
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0018
eV
DOS at Fermi level
10.0390
Total magnetisation
0.0007
μB

Additional Information

Prototype ID

AB2C2D2E3_0_spg55

Decomposition

Hf2AlCo3(BRu)2 Hf2AlCo(BRu2)2

Computed at

2024-08-07 13:15:37.062252

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: agm010765646).

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 agm010765646
data_agm010765646
_cell_length_a     3.05412
_cell_length_b     8.99767
_cell_length_c     9.25995
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       254.46358
_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 0.00000 0.17575 0.67676 1.00000
  Hf2 Hf 0.00000 0.82425 0.32324 1.00000
  Hf3 Hf 0.00000 0.32425 0.17676 1.00000
  Hf4 Hf 0.00000 0.67575 0.82324 1.00000
  Al1 Al 0.00000 0.50000 0.50000 1.00000
  Al2 Al 0.00000 0.00000 0.00000 1.00000
  Co1 Co 0.50000 0.71658 0.57293 1.00000
  Co2 Co 0.50000 0.28342 0.42707 1.00000
  Co3 Co 0.50000 0.78342 0.07293 1.00000
  Co4 Co 0.50000 0.21658 0.92707 1.00000
  B1 B 0.00000 0.63222 0.12048 1.00000
  B2 B 0.00000 0.36778 0.87952 1.00000
  B3 B 0.00000 0.86778 0.62048 1.00000
  B4 B 0.00000 0.13222 0.37952 1.00000
  Ru1 Ru 0.50000 0.57174 0.28548 1.00000
  Ru2 Ru 0.50000 0.42826 0.71452 1.00000
  Ru3 Ru 0.50000 0.07174 0.21452 1.00000
  Ru4 Ru 0.50000 0.92826 0.78548 1.00000
  Ru5 Ru 0.50000 0.00000 0.50000 1.00000
  Ru6 Ru 0.50000 0.50000 0.00000 1.00000
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