Al9Fe3(Ge5O18)2

Alexandria ALEX

Alex-ID: agm010945872 · Space group: C2 (#5)

Alexandria Database API

Basic Information

Formula

Al9Fe3(Ge5O18)2

Alex-ID

agm010945872

Elements

Sites

Space group

C2 (#5)

Crystal system

monoclinic

Volume

880.77

Å³

Cell a

10.2161

Cell b

10.2161

Cell c

9.7863

α angle

89.83

β angle

90.17

γ angle

59.58

Composition

Element Composition (atomic fraction)

Composition Info

Formula

Al9Fe3(Ge5O18)2

9.00 · 15.5%

3.00 · 5.2%

10.00 · 17.2%

36.00 · 62.1%

Energy & Stability

Energy above hull

0.0505

eV/atom

Formation energy

-2.5350

eV/atom

Corrected total energy

-430.7967

Raw total energy

-397.3153

Electronic Structure

Indirect band gap

0.0000

Direct band gap

0.0002

DOS at Fermi level

1.4544

Total magnetisation

12.0089

μB

Additional Information

Prototype ID

A3B9C10D36_0_spg5

Decomposition

Al2GeO5 Fe2GeO4 AlGeO3 GeO2

Computed at

2025-02-27 02:20:04

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: agm010945872).

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

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Raw CIF Data

# CIF generated by HEAS from Alexandria entry agm010945872
data_agm010945872
_cell_length_a     10.21610
_cell_length_b     10.21610
_cell_length_c     9.78626
_cell_angle_alpha  89.82692
_cell_angle_beta   90.17308
_cell_angle_gamma  59.58162
_cell_volume       880.77138
_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
  Al1 Al 0.26135 0.63000 0.75118 1.00000
  Al2 Al 0.73542 0.37573 0.75253 1.00000
  Al3 Al 0.37573 0.73542 0.24747 1.00000
  Al4 Al 0.63000 0.26135 0.24882 1.00000
  Al5 Al 0.00205 0.49364 0.50236 1.00000
  Al6 Al 0.49364 0.00205 0.49764 1.00000
  Al7 Al 0.99032 0.50533 0.00160 1.00000
  Al8 Al 0.50533 0.99032 0.99840 1.00000
  Al9 Al 0.66526 0.66526 0.00000 1.00000
  Fe1 Fe 0.66680 0.66680 0.50000 1.00000
  Fe2 Fe 0.33585 0.33585 0.50000 1.00000
  Fe3 Fe 0.33347 0.33347 0.00000 1.00000
  Ge1 Ge 0.50098 0.50098 0.50000 1.00000
  Ge2 Ge 0.50383 0.50383 0.00000 1.00000
  Ge3 Ge 0.62367 0.11144 0.74854 1.00000
  Ge4 Ge 0.37922 0.88584 0.75410 1.00000
  Ge5 Ge 0.88584 0.37922 0.24590 1.00000
  Ge6 Ge 0.11144 0.62367 0.25146 1.00000
  Ge7 Ge 0.88747 0.73027 0.75057 1.00000
  Ge8 Ge 0.10936 0.26487 0.75706 1.00000
  Ge9 Ge 0.26487 0.10936 0.24294 1.00000
  Ge10 Ge 0.73027 0.88747 0.24943 1.00000
  O1 O 0.07776 0.66630 0.76711 1.00000
  O2 O 0.93038 0.28808 0.75505 1.00000
  O3 O 0.28808 0.93038 0.24495 1.00000
  O4 O 0.66630 0.07776 0.23289 1.00000
  O5 O 0.64389 0.86121 0.39697 1.00000
  O6 O 0.34150 0.13841 0.39585 1.00000
  O7 O 0.13841 0.34150 0.60415 1.00000
  O8 O 0.86121 0.64389 0.60303 1.00000
  O9 O 0.36045 0.13004 0.10016 1.00000
  O10 O 0.65158 0.83878 0.10264 1.00000
  O11 O 0.83878 0.65158 0.89736 1.00000
  O12 O 0.13004 0.36045 0.89984 1.00000
  O13 O 0.78638 0.92854 0.73748 1.00000
  O14 O 0.25884 0.07927 0.79090 1.00000
  O15 O 0.07927 0.25884 0.20910 1.00000
  O16 O 0.92854 0.78638 0.26252 1.00000
  O17 O 0.86674 0.48318 0.39621 1.00000
  O18 O 0.13692 0.51021 0.40038 1.00000
  O19 O 0.51021 0.13692 0.59962 1.00000
  O20 O 0.48318 0.86674 0.60379 1.00000
  O21 O 0.12466 0.51904 0.10326 1.00000
  O22 O 0.83826 0.51181 0.10262 1.00000
  O23 O 0.51181 0.83826 0.89738 1.00000
  O24 O 0.51904 0.12466 0.89674 1.00000
  O25 O 0.66704 0.25236 0.76168 1.00000
  O26 O 0.28827 0.78458 0.75204 1.00000
  O27 O 0.78458 0.28827 0.24796 1.00000
  O28 O 0.25236 0.66704 0.23832 1.00000
  O29 O 0.52039 0.34776 0.39940 1.00000
  O30 O 0.48948 0.65032 0.39637 1.00000
  O31 O 0.65032 0.48948 0.60363 1.00000
  O32 O 0.34776 0.52039 0.60060 1.00000
  O33 O 0.50590 0.65264 0.10242 1.00000
  O34 O 0.51605 0.35476 0.10155 1.00000
  O35 O 0.35476 0.51605 0.89845 1.00000
  O36 O 0.65264 0.50590 0.89758 1.00000

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