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HfBeAl2Mo

Alexandria ALEX

Alex-ID: agm001521237 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
HfBeAl2Mo
Alex-ID
agm001521237
Elements
4
Sites
5
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
81.73
ų
Cell a
4.2034
Å
Cell b
4.6254
Å
Cell c
4.2034
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HfBeAl2Mo
Be
1.00 · 20.0%
Mo
1.00 · 20.0%
Hf
1.00 · 20.0%
Al
2.00 · 40.0%

Energy & Stability

Energy above hull
0.8538
eV/atom
Formation energy
0.4681
eV/atom
Corrected total energy
-29.6612
eV
Raw total energy
-29.6612
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
3.5683
Total magnetisation
0.2516
μB

Additional Information

Prototype ID

ABCD2_2_spg123

Decomposition

HfAl2 Be2Mo Hf2Al3Mo AlMo3

Computed at

2016-11-14 23:47:12

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: agm001521237).

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 agm001521237
data_agm001521237
_cell_length_a     4.20345
_cell_length_b     4.62539
_cell_length_c     4.20345
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       81.72595
_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
  Be1 Be 0.00000 0.00000 0.00000 1.00000
  Mo1 Mo 0.50000 0.50000 0.50000 1.00000
  Hf1 Hf 0.00000 0.50000 0.00000 1.00000
  Al1 Al 0.00000 0.00000 0.50000 1.00000
  Al2 Al 0.50000 0.00000 0.00000 1.00000
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