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HfMg6TiO8

Alexandria ALEX

Alex-ID: agm005238744 · Space group: P4/mmm (#123)

Alexandria Database API

Basic Information

Formula
HfMg6TiO8
Alex-ID
agm005238744
Elements
4
Sites
16
Space group
P4/mmm (#123)
Crystal system
tetragonal
Volume
167.40
ų
Cell a
4.3739
Å
Cell b
4.3739
Å
Cell c
8.7502
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
HfMg6TiO8
Hf
1.00 · 6.3%
Mg
6.00 · 37.5%
Ti
1.00 · 6.3%
O
8.00 · 50.0%

Energy & Stability

Energy above hull
0.3256
eV/atom
Formation energy
-2.7319
eV/atom
Corrected total energy
-110.7913
eV
Raw total energy
-105.1730
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0000
eV
DOS at Fermi level
7.0094
Total magnetisation
1.2546
μB

Additional Information

Prototype ID

ABC6D8_13_spg123

Decomposition

Ti3O HfO2 HfTi2O MgO

Computed at

2023-05-07 10:16:14.677453

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: agm005238744).

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 agm005238744
data_agm005238744
_cell_length_a     4.37389
_cell_length_b     4.37389
_cell_length_c     8.75023
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       167.40031
_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 0.00000 0.50000 1.00000
  Mg1 Mg 0.50000 0.50000 0.00000 1.00000
  Mg2 Mg 0.50000 0.50000 0.50000 1.00000
  Mg3 Mg 0.00000 0.50000 0.24096 1.00000
  Mg4 Mg 0.00000 0.50000 0.75904 1.00000
  Mg5 Mg 0.50000 0.00000 0.24096 1.00000
  Mg6 Mg 0.50000 0.00000 0.75904 1.00000
  Ti1 Ti 0.00000 0.00000 0.00000 1.00000
  O1 O 0.00000 0.00000 0.25105 1.00000
  O2 O 0.00000 0.00000 0.74895 1.00000
  O3 O 0.50000 0.50000 0.24817 1.00000
  O4 O 0.50000 0.50000 0.75183 1.00000
  O5 O 0.00000 0.50000 0.00000 1.00000
  O6 O 0.00000 0.50000 0.50000 1.00000
  O7 O 0.50000 0.00000 0.00000 1.00000
  O8 O 0.50000 0.00000 0.50000 1.00000
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