Navigation

HEAS Data Platform · Materials Science Database

LaMgAl7Fe2

Alexandria ALEX

Alex-ID: agm005239969 · Space group: Pbam (#55)

Basic Information

Formula
LaMgAl7Fe2
Alex-ID
agm005239969
Elements
4
Sites
44
Space group
Pbam (#55)
Crystal system
orthorhombic
Volume
756.89
ų
Cell a
12.9241
Å
Cell b
14.5811
Å
Cell c
4.0165
Å
α angle
90.00
°
β angle
90.00
°
γ angle
90.00
°

Composition

Element Composition (atomic fraction)
Composition Info
Formula
LaMgAl7Fe2
La
4.00 · 9.1%
Mg
4.00 · 9.1%
Al
28.00 · 63.6%
Fe
8.00 · 18.2%

Energy & Stability

Energy above hull
0.0038
eV/atom
Formation energy
-0.3746
eV/atom
Corrected total energy
-215.1479
eV
Raw total energy
-215.1479
eV

Electronic Structure

Indirect band gap
0.0000
eV
Direct band gap
0.0014
eV
DOS at Fermi level
23.8609
Total magnetisation
3.3377
μB

Additional Information

Prototype ID

ABC2D7_358_spg55

Decomposition

La(Al2Fe)4 La(Al4Fe)2 LaAl4Fe La2Mg17

Computed at

2024-10-06 02:44:52

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: agm005239969).

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 agm005239969
data_agm005239969
_cell_length_a     12.92406
_cell_length_b     14.58111
_cell_length_c     4.01647
_cell_angle_alpha  90.00000
_cell_angle_beta   90.00000
_cell_angle_gamma  90.00000
_cell_volume       756.89343
_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
  La1 La 0.83766 0.18120 0.00000 1.00000
  La2 La 0.16234 0.81880 0.00000 1.00000
  La3 La 0.33766 0.31880 0.00000 1.00000
  La4 La 0.66234 0.68120 0.00000 1.00000
  Mg1 Mg 0.82978 0.45124 0.00000 1.00000
  Mg2 Mg 0.17022 0.54876 0.00000 1.00000
  Mg3 Mg 0.32978 0.04876 0.00000 1.00000
  Mg4 Mg 0.67022 0.95124 0.00000 1.00000
  Al1 Al 0.50000 0.00000 0.50000 1.00000
  Al2 Al 0.00000 0.50000 0.50000 1.00000
  Al3 Al 0.83768 0.00384 0.50000 1.00000
  Al4 Al 0.16232 0.99616 0.50000 1.00000
  Al5 Al 0.33768 0.49616 0.50000 1.00000
  Al6 Al 0.66232 0.50384 0.50000 1.00000
  Al7 Al 0.50000 0.50000 0.00000 1.00000
  Al8 Al 0.00000 0.00000 0.00000 1.00000
  Al9 Al 0.52182 0.36626 0.50000 1.00000
  Al10 Al 0.47818 0.63374 0.50000 1.00000
  Al11 Al 0.02182 0.13374 0.50000 1.00000
  Al12 Al 0.97818 0.86626 0.50000 1.00000
  Al13 Al 0.65552 0.11852 0.50000 1.00000
  Al14 Al 0.34448 0.88148 0.50000 1.00000
  Al15 Al 0.15552 0.38148 0.50000 1.00000
  Al16 Al 0.84448 0.61852 0.50000 1.00000
  Al17 Al 0.58948 0.24312 0.00000 1.00000
  Al18 Al 0.41052 0.75688 0.00000 1.00000
  Al19 Al 0.08948 0.25688 0.00000 1.00000
  Al20 Al 0.91052 0.74312 0.00000 1.00000
  Al21 Al 0.72534 0.32538 0.50000 1.00000
  Al22 Al 0.27466 0.67462 0.50000 1.00000
  Al23 Al 0.22534 0.17462 0.50000 1.00000
  Al24 Al 0.77466 0.82538 0.50000 1.00000
  Al25 Al 0.95009 0.32296 0.50000 1.00000
  Al26 Al 0.04991 0.67704 0.50000 1.00000
  Al27 Al 0.45009 0.17704 0.50000 1.00000
  Al28 Al 0.54991 0.82296 0.50000 1.00000
  Fe1 Fe 0.63676 0.39707 0.00000 1.00000
  Fe2 Fe 0.36324 0.60293 0.00000 1.00000
  Fe3 Fe 0.13676 0.10293 0.00000 1.00000
  Fe4 Fe 0.86324 0.89707 0.00000 1.00000
  Fe5 Fe 0.53282 0.08992 0.00000 1.00000
  Fe6 Fe 0.46718 0.91008 0.00000 1.00000
  Fe7 Fe 0.03282 0.41008 0.00000 1.00000
  Fe8 Fe 0.96718 0.58992 0.00000 1.00000
Get direct link